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kvm deadlock stacktrace 12/16

n8whnp
Dec 16th, 2011
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  1. [ 621.900902] ------------[ cut here ]------------
  2. [ 621.901227] kernel BUG at mm/percpu.c:577!
  3. [ 621.901603] invalid opcode: 0000 [#1] SMP
  4. [ 621.902139] CPU 7
  5. [ 621.902294] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  6. [ 621.908502]
  7. [ 621.908867] Pid: 1348, comm: libvirtd Not tainted 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  8. [ 621.909797] RIP: 0010:[<ffffffff81110320>] [<ffffffff81110320>] pcpu_free_area+0x53/0x132
  9. [ 621.910582] RSP: 0018:ffff88060f965cf8 EFLAGS: 00010016
  10. [ 621.910952] RAX: 0000000000200000 RBX: ffff88031d4f6c88 RCX: 00000000001fc608
  11. [ 621.911328] RDX: 00000000000004e4 RSI: 0000000000000000 RDI: 0000000000000139
  12. [ 621.911699] RBP: ffff88060f965d18 R08: ffffffff81fd62b0 R09: 00000000000880c0
  13. [ 621.912077] R10: ffffffff82444110 R11: 00000000000001f1 R12: 0000000000000139
  14. [ 621.912451] R13: 0000000000000012 R14: 0000000000003b78 R15: ffff88060e6ed598
  15. [ 621.912824] FS: 00007f8bc9fc9700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  16. [ 621.913399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  17. [ 621.913767] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  18. [ 621.914142] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  19. [ 621.914514] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  20. [ 621.914861] Process libvirtd (pid: 1348, threadinfo ffff88060f964000, task ffff88061e1da440)
  21. [ 621.915418] Stack:
  22. [ 621.915747] 0000000000000086 ffff88031d4f6c88 ffffe8fcfee03b78 ffffffff81a72ef0
  23. [ 621.916786] ffff88060f965d48 ffffffff811104b9 ffffffff82444090 ffff88060e6ed388
  24. [ 621.917822] ffff88060e6ed598 0000000000000286 ffff88060f965d68 ffffffff8124f553
  25. [ 621.918853] Call Trace:
  26. [ 621.919189] [<ffffffff811104b9>] free_percpu+0xba/0x114
  27. [ 621.919537] [<ffffffff8124f553>] cfq_put_cfqg+0x98/0xa4
  28. [ 621.919884] [<ffffffff8124f5bb>] cfq_destroy_cfqg+0x5c/0x5e
  29. [ 621.920231] [<ffffffff8124f5fd>] cfq_unlink_blkio_group+0x40/0x5a
  30. [ 621.920587] [<ffffffff8124abf6>] blkiocg_destroy+0xf9/0x166
  31. [ 621.920936] [<ffffffff810a805f>] cgroup_diput+0x61/0xdd
  32. [ 621.921287] [<ffffffff8115822c>] d_delete+0xe2/0x11d
  33. [ 621.921634] [<ffffffff81152174>] vfs_rmdir+0xcd/0xd9
  34. [ 621.921986] [<ffffffff81152244>] do_rmdir+0xc4/0x116
  35. [ 621.922339] [<ffffffff810902b8>] ? trace_hardirqs_on_caller+0x121/0x158
  36. [ 621.922692] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  37. [ 621.923045] [<ffffffff8125f8ee>] ? trace_hardirqs_on_thunk+0x3a/0x3f
  38. [ 621.923398] [<ffffffff81153358>] sys_rmdir+0x16/0x18
  39. [ 621.923747] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  40. [ 621.924095] Code: eb 1f 44 39 f0 74 26 48 8b 4b 28 41 ff c4 8b 34 11 8b 0c 11 48 83 c2 04 c1 fe 1f 31 f1 29 f1 01 c8 41 39 fc 7c dc 44 39 f0 74 02 <0f> 0b 49 63 cc 48 8d 04 8d 00 00 00 00 48 89 c2 48 03 53 28 8b
  41. [ 621.931044] RIP [<ffffffff81110320>] pcpu_free_area+0x53/0x132
  42. [ 621.931455] RSP <ffff88060f965cf8>
  43. [ 621.931764] ---[ end trace d6abf425014910d2 ]---
  44. [ 621.932212] note: libvirtd[1348] exited with preempt_count 4
  45. [ 621.932551] BUG: sleeping function called from invalid context at mm/memory.c:3905
  46. [ 621.933111] in_atomic(): 1, irqs_disabled(): 0, pid: 1348, name: libvirtd
  47. [ 621.933458] INFO: lockdep is turned off.
  48. [ 621.933460] Pid: 1348, comm: libvirtd Tainted: G D 3.2.0-rc5+ #1
  49. [ 621.933462] Call Trace:
  50. [ 621.933469] [<ffffffff8105e4fe>] ? console_unlock+0x1c3/0x212
  51. [ 621.933474] [<ffffffff8104cb5b>] __might_sleep+0x18d/0x195
  52. [ 621.933478] [<ffffffff8111200e>] might_fault+0x38/0xac
  53. [ 621.933483] [<ffffffff81093e7e>] exit_robust_list+0x32/0x13d
  54. [ 621.933486] [<ffffffff8105b5c4>] mm_release+0x2e/0x10d
  55. [ 621.933492] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  56. [ 621.933496] [<ffffffff810613dc>] exit_mm+0x26/0x12e
  57. [ 621.933499] [<ffffffff8106171a>] do_exit+0x236/0x7e8
  58. [ 621.933502] [<ffffffff8105f3ae>] ? kmsg_dump+0x89/0x14f
  59. [ 621.933505] [<ffffffff81516570>] oops_end+0xc8/0xd1
  60. [ 621.933511] [<ffffffff81012f7f>] die+0x5a/0x63
  61. [ 621.933514] [<ffffffff81516048>] do_trap+0x121/0x130
  62. [ 621.933518] [<ffffffff81010bd5>] do_invalid_op+0x94/0x9d
  63. [ 621.933521] [<ffffffff81110320>] ? pcpu_free_area+0x53/0x132
  64. [ 621.933528] [<ffffffff8108c7b2>] ? trace_hardirqs_off_caller+0x33/0x90
  65. [ 621.933532] [<ffffffff8125f92d>] ? trace_hardirqs_off_thunk+0x3a/0x3c
  66. [ 621.933535] [<ffffffff815158a4>] ? restore_args+0x30/0x30
  67. [ 621.933538] [<ffffffff8151e3bb>] invalid_op+0x1b/0x20
  68. [ 621.933541] [<ffffffff81110320>] ? pcpu_free_area+0x53/0x132
  69. [ 621.933544] [<ffffffff811102eb>] ? pcpu_free_area+0x1e/0x132
  70. [ 621.933548] [<ffffffff811104b9>] free_percpu+0xba/0x114
  71. [ 621.933551] [<ffffffff8124f553>] cfq_put_cfqg+0x98/0xa4
  72. [ 621.933554] [<ffffffff8124f5bb>] cfq_destroy_cfqg+0x5c/0x5e
  73. [ 621.933557] [<ffffffff8124f5fd>] cfq_unlink_blkio_group+0x40/0x5a
  74. [ 621.933560] [<ffffffff8124abf6>] blkiocg_destroy+0xf9/0x166
  75. [ 621.933563] [<ffffffff810a805f>] cgroup_diput+0x61/0xdd
  76. [ 621.933567] [<ffffffff8115822c>] d_delete+0xe2/0x11d
  77. [ 621.933570] [<ffffffff81152174>] vfs_rmdir+0xcd/0xd9
  78. [ 621.933573] [<ffffffff81152244>] do_rmdir+0xc4/0x116
  79. [ 621.933575] [<ffffffff810902b8>] ? trace_hardirqs_on_caller+0x121/0x158
  80. [ 621.933579] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  81. [ 621.933582] [<ffffffff8125f8ee>] ? trace_hardirqs_on_thunk+0x3a/0x3f
  82. [ 621.933586] [<ffffffff81153358>] sys_rmdir+0x16/0x18
  83. [ 621.933589] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  84. [ 621.933591] BUG: scheduling while atomic: libvirtd/1348/0x10000005
  85. [ 621.933593] INFO: lockdep is turned off.
  86. [ 621.933594] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  87. [ 621.933616] Pid: 1348, comm: libvirtd Tainted: G D 3.2.0-rc5+ #1
  88. [ 621.933617] Call Trace:
  89. [ 621.933623] [<ffffffff8150ac8c>] __schedule_bug+0x75/0x7a
  90. [ 621.933626] [<ffffffff815125b5>] __schedule+0x95/0x801
  91. [ 621.933630] [<ffffffff81508eb6>] ? dump_stack+0x77/0x80
  92. [ 621.933636] [<ffffffff81058358>] __cond_resched+0x28/0x34
  93. [ 621.933638] [<ffffffff81512d7d>] _cond_resched+0x19/0x22
  94. [ 621.933641] [<ffffffff81112013>] might_fault+0x3d/0xac
  95. [ 621.933644] [<ffffffff81093e7e>] exit_robust_list+0x32/0x13d
  96. [ 621.933647] [<ffffffff8105b5c4>] mm_release+0x2e/0x10d
  97. [ 621.933650] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  98. [ 621.933653] [<ffffffff810613dc>] exit_mm+0x26/0x12e
  99. [ 621.933656] [<ffffffff8106171a>] do_exit+0x236/0x7e8
  100. [ 621.933659] [<ffffffff8105f3ae>] ? kmsg_dump+0x89/0x14f
  101. [ 621.933662] [<ffffffff81516570>] oops_end+0xc8/0xd1
  102. [ 621.933665] [<ffffffff81012f7f>] die+0x5a/0x63
  103. [ 621.933667] [<ffffffff81516048>] do_trap+0x121/0x130
  104. [ 621.933670] [<ffffffff81010bd5>] do_invalid_op+0x94/0x9d
  105. [ 621.933673] [<ffffffff81110320>] ? pcpu_free_area+0x53/0x132
  106. [ 621.933677] [<ffffffff8108c7b2>] ? trace_hardirqs_off_caller+0x33/0x90
  107. [ 621.933680] [<ffffffff8125f92d>] ? trace_hardirqs_off_thunk+0x3a/0x3c
  108. [ 621.933682] [<ffffffff815158a4>] ? restore_args+0x30/0x30
  109. [ 621.933685] [<ffffffff8151e3bb>] invalid_op+0x1b/0x20
  110. [ 621.933688] [<ffffffff81110320>] ? pcpu_free_area+0x53/0x132
  111. [ 621.933691] [<ffffffff811102eb>] ? pcpu_free_area+0x1e/0x132
  112. [ 621.933694] [<ffffffff811104b9>] free_percpu+0xba/0x114
  113. [ 621.933697] [<ffffffff8124f553>] cfq_put_cfqg+0x98/0xa4
  114. [ 621.933700] [<ffffffff8124f5bb>] cfq_destroy_cfqg+0x5c/0x5e
  115. [ 621.933703] [<ffffffff8124f5fd>] cfq_unlink_blkio_group+0x40/0x5a
  116. [ 621.933706] [<ffffffff8124abf6>] blkiocg_destroy+0xf9/0x166
  117. [ 621.933709] [<ffffffff810a805f>] cgroup_diput+0x61/0xdd
  118. [ 621.933713] [<ffffffff8115822c>] d_delete+0xe2/0x11d
  119. [ 621.933715] [<ffffffff81152174>] vfs_rmdir+0xcd/0xd9
  120. [ 621.933718] [<ffffffff81152244>] do_rmdir+0xc4/0x116
  121. [ 621.933721] [<ffffffff810902b8>] ? trace_hardirqs_on_caller+0x121/0x158
  122. [ 621.933724] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  123. [ 621.933727] [<ffffffff8125f8ee>] ? trace_hardirqs_on_thunk+0x3a/0x3f
  124. [ 621.933730] [<ffffffff81153358>] sys_rmdir+0x16/0x18
  125. [ 621.933733] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  126. [ 633.259262] device br0 left promiscuous mode
  127. [ 644.223390] ------------[ cut here ]------------
  128. [ 644.223724] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  129. [ 644.224319] Hardware name: X8DTL
  130. [ 644.224668] Watchdog detected hard LOCKUP on cpu 5
  131. [ 644.224815] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  132. [ 644.231290] Pid: 558, comm: flush-253:0 Tainted: G D 3.2.0-rc5+ #1
  133. [ 644.231616] Call Trace:
  134. [ 644.231965] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  135. [ 644.232461] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  136. [ 644.232823] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  137. [ 644.233183] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  138. [ 644.233547] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  139. [ 644.233910] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  140. [ 644.234273] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  141. [ 644.234637] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  142. [ 644.234999] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  143. [ 644.235356] [<ffffffff81516651>] ? __die+0xd8/0xd8
  144. [ 644.235711] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  145. [ 644.236067] [<ffffffff81515e40>] nmi+0x20/0x39
  146. [ 644.236426] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  147. [ 644.236770] [<ffffffff8125e804>] ? __ndelay+0x14/0x14
  148. [ 644.237131] <<EOE>> [<ffffffff8125e868>] ? delay_tsc+0x46/0xa3
  149. [ 644.237625] [<ffffffff8125e7a9>] __delay+0xf/0x11
  150. [ 644.237987] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  151. [ 644.238353] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  152. [ 644.238718] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  153. [ 644.239081] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  154. [ 644.239441] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  155. [ 644.239777] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  156. [ 644.240135] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  157. [ 644.240493] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  158. [ 644.240863] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  159. [ 644.241219] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  160. [ 644.241587] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  161. [ 644.241949] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  162. [ 644.242315] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  163. [ 644.242680] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  164. [ 644.243037] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  165. [ 644.243406] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  166. [ 644.243755] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  167. [ 644.244121] [<ffffffff810fd385>] __writepage+0x17/0x36
  168. [ 644.244480] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  169. [ 644.244854] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  170. [ 644.245217] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  171. [ 644.250881] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  172. [ 644.251243] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  173. [ 644.251612] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  174. [ 644.251973] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  175. [ 644.252333] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  176. [ 644.252694] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  177. [ 644.253055] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  178. [ 644.253417] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  179. [ 644.253742] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  180. [ 644.254098] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  181. [ 644.254461] [<ffffffff8107b131>] kthread+0xa8/0xb0
  182. [ 644.254785] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  183. [ 644.255153] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  184. [ 644.255522] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  185. [ 644.255881] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  186. [ 644.256238] ---[ end trace d6abf425014910d3 ]---
  187. [ 656.206157] ------------[ cut here ]------------
  188. [ 656.206474] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  189. [ 656.207054] Hardware name: X8DTL
  190. [ 656.207413] Watchdog detected hard LOCKUP on cpu 7
  191. [ 656.207547] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  192. [ 656.213595] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1
  193. [ 656.213948] Call Trace:
  194. [ 656.214291] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  195. [ 656.214776] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  196. [ 656.215140] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  197. [ 656.215490] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  198. [ 656.215839] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  199. [ 656.216195] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  200. [ 656.216542] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  201. [ 656.216894] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  202. [ 656.217248] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  203. [ 656.217599] [<ffffffff81516651>] ? __die+0xd8/0xd8
  204. [ 656.217948] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  205. [ 656.218295] [<ffffffff81515e40>] nmi+0x20/0x39
  206. [ 656.218648] [<ffffffff81016da7>] ? native_read_tsc+0x6/0x14
  207. [ 656.218996] <<EOE>> [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  208. [ 656.219478] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  209. [ 656.219830] [<ffffffff8125e7a9>] __delay+0xf/0x11
  210. [ 656.220181] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  211. [ 656.220528] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  212. [ 656.220882] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  213. [ 656.221226] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  214. [ 656.221576] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  215. [ 656.221921] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  216. [ 656.222270] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  217. [ 656.222624] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  218. [ 656.222973] [<ffffffff81077447>] worker_thread+0xda/0x15d
  219. [ 656.223319] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  220. [ 656.223676] [<ffffffff8107b131>] kthread+0xa8/0xb0
  221. [ 656.224043] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  222. [ 656.224390] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  223. [ 656.224745] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  224. [ 656.225062] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  225. [ 656.225409] ---[ end trace d6abf425014910d4 ]---
  226. [ 668.598330] ------------[ cut here ]------------
  227. [ 668.598659] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  228. [ 668.599192] Hardware name: X8DTL
  229. [ 668.599503] Watchdog detected hard LOCKUP on cpu 1
  230. [ 668.599606] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  231. [ 668.605274] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1
  232. [ 668.605593] Call Trace:
  233. [ 668.605900] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  234. [ 668.606326] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  235. [ 668.606650] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  236. [ 668.606978] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  237. [ 668.607306] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  238. [ 668.607632] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  239. [ 668.607958] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  240. [ 668.608285] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  241. [ 668.608610] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  242. [ 668.608931] [<ffffffff81516651>] ? __die+0xd8/0xd8
  243. [ 668.609252] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  244. [ 668.609576] [<ffffffff81515e40>] nmi+0x20/0x39
  245. [ 668.609899] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  246. [ 668.610225] [<ffffffff8125e855>] ? delay_tsc+0x33/0xa3
  247. [ 668.610545] <<EOE>> [<ffffffff8125e7a9>] __delay+0xf/0x11
  248. [ 668.610967] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  249. [ 668.611292] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  250. [ 668.611617] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  251. [ 668.611940] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  252. [ 668.612263] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  253. [ 668.612589] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  254. [ 668.612914] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  255. [ 668.613237] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  256. [ 668.613561] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  257. [ 668.613884] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  258. [ 668.614211] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  259. [ 668.614538] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  260. [ 668.614864] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  261. [ 668.615190] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  262. [ 668.615517] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  263. [ 668.615844] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  264. [ 668.616169] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  265. [ 668.616495] [<ffffffff810fd385>] __writepage+0x17/0x36
  266. [ 668.616819] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  267. [ 668.617143] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  268. [ 668.617470] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  269. [ 668.618009] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  270. [ 668.618332] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  271. [ 668.618871] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  272. [ 668.619197] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  273. [ 668.619519] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  274. [ 668.619840] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  275. [ 668.620162] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  276. [ 668.620485] [<ffffffff8107b131>] kthread+0xa8/0xb0
  277. [ 668.620807] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  278. [ 668.621130] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  279. [ 668.621456] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  280. [ 668.621783] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  281. [ 668.622105] ---[ end trace d6abf425014910d5 ]---
  282. [ 681.088205] ------------[ cut here ]------------
  283. [ 681.088534] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  284. [ 681.089131] Hardware name: X8DTL
  285. [ 681.089481] Watchdog detected hard LOCKUP on cpu 6
  286. [ 681.089624] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  287. [ 681.095993] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1
  288. [ 681.096353] Call Trace:
  289. [ 681.096696] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  290. [ 681.097191] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  291. [ 681.097556] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  292. [ 681.097926] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  293. [ 681.098288] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  294. [ 681.098662] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  295. [ 681.099029] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  296. [ 681.099389] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  297. [ 681.099751] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  298. [ 681.100115] [<ffffffff81516651>] ? __die+0xd8/0xd8
  299. [ 681.100474] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  300. [ 681.100835] [<ffffffff81515e40>] nmi+0x20/0x39
  301. [ 681.101201] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  302. [ 681.101572] [<ffffffff81016da7>] ? native_read_tsc+0x6/0x14
  303. [ 681.101932] <<EOE>> [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  304. [ 681.102432] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  305. [ 681.102820] [<ffffffff8125e7a9>] __delay+0xf/0x11
  306. [ 681.103185] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  307. [ 681.103546] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  308. [ 681.103891] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  309. [ 681.104249] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  310. [ 681.104614] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  311. [ 681.104974] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  312. [ 681.105340] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  313. [ 681.105703] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  314. [ 681.106067] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  315. [ 681.106428] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  316. [ 681.106792] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  317. [ 681.107161] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  318. [ 681.107530] [<ffffffff810ff304>] ra_submit+0x21/0x25
  319. [ 681.107884] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  320. [ 681.108243] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  321. [ 681.108605] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  322. [ 681.108964] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  323. [ 681.109323] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  324. [ 681.109682] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  325. [ 681.110046] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  326. [ 681.110407] [<ffffffff811460be>] vfs_read+0xac/0xf3
  327. [ 681.110768] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  328. [ 681.111126] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  329. [ 681.111487] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  330. [ 681.111819] [<ffffffff8114c83a>] do_execve+0x43/0x45
  331. [ 681.117475] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  332. [ 681.117805] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  333. [ 681.118162] ---[ end trace d6abf425014910d6 ]---
  334. [ 705.435509] ------------[ cut here ]------------
  335. [ 705.435836] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  336. [ 705.436423] Hardware name: X8DTL
  337. [ 705.436758] Watchdog detected hard LOCKUP on cpu 4
  338. [ 705.436904] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  339. [ 705.442771] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1
  340. [ 705.443090] Call Trace:
  341. [ 705.443399] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  342. [ 705.443822] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  343. [ 705.444146] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  344. [ 705.444472] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  345. [ 705.444796] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  346. [ 705.445120] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  347. [ 705.445442] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  348. [ 705.445764] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  349. [ 705.446085] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  350. [ 705.446403] [<ffffffff81516651>] ? __die+0xd8/0xd8
  351. [ 705.446722] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  352. [ 705.447044] [<ffffffff81515e40>] nmi+0x20/0x39
  353. [ 705.447364] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  354. [ 705.447688] [<ffffffff81016da1>] ? rtc_cmos_write+0x10/0x10
  355. [ 705.448009] <<EOE>> [<ffffffff8125e81e>] ? paravirt_read_tsc+0x1a/0x1e
  356. [ 705.448434] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  357. [ 705.448756] [<ffffffff8125e7a9>] __delay+0xf/0x11
  358. [ 705.449075] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  359. [ 705.449399] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  360. [ 705.449723] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  361. [ 705.450046] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  362. [ 705.450368] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  363. [ 705.450695] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  364. [ 705.451019] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  365. [ 705.451343] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  366. [ 705.451666] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  367. [ 705.451989] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  368. [ 705.452315] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  369. [ 705.452642] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  370. [ 705.452965] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  371. [ 705.453287] [<ffffffff81152816>] do_last+0x24a/0x5a0
  372. [ 705.453610] [<ffffffff81152c71>] path_openat+0xd2/0x326
  373. [ 705.453930] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  374. [ 705.454253] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  375. [ 705.454576] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  376. [ 705.454899] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  377. [ 705.455223] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  378. [ 705.455546] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  379. [ 705.455869] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  380. [ 705.456193] [<ffffffff811454fa>] sys_open+0x20/0x22
  381. [ 705.456516] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  382. [ 705.456840] ---[ end trace d6abf425014910d7 ]---
  383. [ 720.745347] BUG: spinlock lockup on CPU#7, kworker/7:1/111
  384. [ 720.745649] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  385. [ 720.746222] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1
  386. [ 720.746580] Call Trace:
  387. [ 720.746912] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  388. [ 720.747254] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  389. [ 720.747596] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  390. [ 720.747941] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  391. [ 720.748282] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  392. [ 720.748592] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  393. [ 720.748902] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  394. [ 720.749211] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  395. [ 720.749522] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  396. [ 720.749832] [<ffffffff81077447>] worker_thread+0xda/0x15d
  397. [ 720.750141] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  398. [ 720.750451] [<ffffffff8107b131>] kthread+0xa8/0xb0
  399. [ 720.750760] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  400. [ 720.751071] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  401. [ 720.751382] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  402. [ 720.751693] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  403. [ 720.752000] sending NMI to all CPUs:
  404. [ 720.752299] NMI backtrace for cpu 0
  405. [ 720.752603] CPU 0
  406. [ 720.752695] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  407. [ 720.757603]
  408. [ 720.757893] Pid: 0, comm: swapper/0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  409. [ 720.758640] RIP: 0010:[<ffffffff813f543b>] [<ffffffff813f543b>] poll_idle+0x3d/0x7e
  410. [ 720.759240] RSP: 0018:ffffffff81a01e18 EFLAGS: 00000246
  411. [ 720.759542] RAX: ffffffff81a01fd8 RBX: 0000000000000000 RCX: 0000009237b78800
  412. [ 720.759849] RDX: 0000000400000000 RSI: 0000000225c17d03 RDI: ffffffff813f5422
  413. [ 720.760156] RBP: ffffffff81a01e58 R08: 0000000000000320 R09: 0000000000000158
  414. [ 720.760464] R10: ffff88032a648000 R11: ffff8803327d3d40 R12: ffffe8fcfee00470
  415. [ 720.760770] R13: 000000a816430efb R14: ffffffff81a779e0 R15: 0000000000000000
  416. [ 720.761078] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  417. [ 720.761598] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  418. [ 720.761899] CR2: 00007f1b5004d000 CR3: 0000000001a05000 CR4: 00000000000006e0
  419. [ 720.762206] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  420. [ 720.762511] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  421. [ 720.762817] Process swapper/0 (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
  422. [ 720.763336] Stack:
  423. [ 720.763627] 0000000000000000 0000000000000a56 ffffffff81a01e88 ffffe8fcfee00470
  424. [ 720.764460] 0000000000000004 ffffe8fcfee00470 0000000000000000 ffffffff81a779c0
  425. [ 720.765282] ffffffff81a01ea8 ffffffff813f576e ffffffff81b75460 ffffffff81a00000
  426. [ 720.766099] Call Trace:
  427. [ 720.766393] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  428. [ 720.766722] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  429. [ 720.767033] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  430. [ 720.767340] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  431. [ 720.767656] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  432. [ 720.767965] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  433. [ 720.768277] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  434. [ 720.768589] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  435. [ 720.768898] Code: 49 89 fc 89 d3 e8 77 ed c8 ff 49 89 c5 e8 cd ae c9 ff e8 be ff ff ff 65 48 8b 04 25 88 c4 00 00 eb 02 f3 90 48 8b 90 38 e0 ff ff
  436. [ 720.772481] e2 08 74 f2 e8 4c ed c8 ff 4c 29 e8 48 89 c7 e8 b5 d9 c6 ff
  437. [ 720.774643] Call Trace:
  438. [ 720.774939] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  439. [ 720.775246] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  440. [ 720.775551] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  441. [ 720.775871] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  442. [ 720.776179] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  443. [ 720.776484] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  444. [ 720.776792] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  445. [ 720.777099] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  446. [ 720.777404] NMI backtrace for cpu 1
  447. [ 720.777718] CPU 1
  448. [ 720.777812] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  449. [ 720.783404]
  450. [ 720.783712] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  451. [ 720.784534] RIP: 0010:[<ffffffff8125e804>] [<ffffffff8125e804>] __ndelay+0x14/0x14
  452. [ 720.785171] RSP: 0018:ffff880307a9b820 EFLAGS: 00000003
  453. [ 720.785490] RAX: 0000000000002df1 RBX: ffff880307a9bfd8 RCX: 00000000e43e8420
  454. [ 720.785813] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  455. [ 720.786130] RBP: ffff880307a9b850 R08: 0000000000000002 R09: 0000000000000001
  456. [ 720.786481] R10: 000000000461eee0 R11: 00000000001d7480 R12: 000000007f276c10
  457. [ 720.786836] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000211
  458. [ 720.787185] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  459. [ 720.787752] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  460. [ 720.788106] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  461. [ 720.788462] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  462. [ 720.788816] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  463. [ 720.789171] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  464. [ 720.789750] Stack:
  465. [ 720.790093] ffffffff8125e85a ffff88061d660728 000000007f276c10 0000000078ff182c
  466. [ 720.791161] 0000000000000001 0000000000000211 ffff880307a9b860 ffffffff8125e7a9
  467. [ 720.792229] ffff880307a9b890 ffffffff81264197 ffff88061d660728 ffff88061d660740
  468. [ 720.793301] Call Trace:
  469. [ 720.793645] [<ffffffff8125e85a>] ? delay_tsc+0x38/0xa3
  470. [ 720.794000] [<ffffffff8125e7a9>] __delay+0xf/0x11
  471. [ 720.794354] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  472. [ 720.794712] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  473. [ 720.795065] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  474. [ 720.795418] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  475. [ 720.795771] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  476. [ 720.796126] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  477. [ 720.796482] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  478. [ 720.796836] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  479. [ 720.802469] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  480. [ 720.802825] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  481. [ 720.803185] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  482. [ 720.803540] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  483. [ 720.803899] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  484. [ 720.804249] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  485. [ 720.804605] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  486. [ 720.804963] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  487. [ 720.805299] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  488. [ 720.805655] [<ffffffff810fd385>] __writepage+0x17/0x36
  489. [ 720.806006] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  490. [ 720.806364] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  491. [ 720.806718] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  492. [ 720.807284] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  493. [ 720.807640] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  494. [ 720.808212] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  495. [ 720.808570] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  496. [ 720.808926] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  497. [ 720.809245] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  498. [ 720.809606] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  499. [ 720.809959] [<ffffffff8107b131>] kthread+0xa8/0xb0
  500. [ 720.810321] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  501. [ 720.810678] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  502. [ 720.811034] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  503. [ 720.811390] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  504. [ 720.811741] Code: 55 48 89 e5 66 66 66 66 90 48 69 ff c7 10 00 00 e8 bd ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3
  505. [ 720.815945] 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b
  506. [ 720.818486] Call Trace:
  507. [ 720.818826] [<ffffffff8125e85a>] ? delay_tsc+0x38/0xa3
  508. [ 720.819143] [<ffffffff8125e7a9>] __delay+0xf/0x11
  509. [ 720.819498] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  510. [ 720.819851] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  511. [ 720.820213] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  512. [ 720.820566] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  513. [ 720.820920] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  514. [ 720.821239] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  515. [ 720.821596] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  516. [ 720.821953] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  517. [ 720.822309] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  518. [ 720.822666] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  519. [ 720.823024] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  520. [ 720.823507] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  521. [ 720.823865] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  522. [ 720.824214] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  523. [ 720.824567] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  524. [ 720.824924] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  525. [ 720.825259] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  526. [ 720.825616] [<ffffffff810fd385>] __writepage+0x17/0x36
  527. [ 720.825972] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  528. [ 720.826326] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  529. [ 720.826682] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  530. [ 720.827255] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  531. [ 720.827609] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  532. [ 720.828179] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  533. [ 720.828537] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  534. [ 720.828890] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  535. [ 720.829205] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  536. [ 720.829556] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  537. [ 720.829910] [<ffffffff8107b131>] kthread+0xa8/0xb0
  538. [ 720.830242] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  539. [ 720.830598] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  540. [ 720.830953] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  541. [ 720.831310] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  542. [ 720.831663] NMI backtrace for cpu 2
  543. [ 720.832004] CPU 2
  544. [ 720.832124] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  545. [ 720.837365]
  546. [ 720.837696] Pid: 0, comm: swapper/2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  547. [ 720.838473] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  548. [ 720.839113] RSP: 0018:ffff88032a70fe38 EFLAGS: 00000046
  549. [ 720.839447] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  550. [ 720.839786] RDX: 0000000000000000 RSI: ffff88032a70ffd8 RDI: ffffffff81a13940
  551. [ 720.840126] RBP: ffff88032a70fe98 R08: 00000000000000c8 R09: 0000000000000390
  552. [ 720.840469] R10: ffff88032a712440 R11: ffff880332bd3d40 R12: 0000000000000003
  553. [ 720.840810] R13: ffffe8fcff200470 R14: 0000000000000020 R15: 126004e5e0a6d8a9
  554. [ 720.841154] FS: 0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  555. [ 720.841705] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  556. [ 720.842043] CR2: 00007f4c578f0000 CR3: 0000000001a05000 CR4: 00000000000006e0
  557. [ 720.842386] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  558. [ 720.842727] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  559. [ 720.843067] Process swapper/2 (pid: 0, threadinfo ffff88032a70e000, task ffff88032a714880)
  560. [ 720.843617] Stack:
  561. [ 720.843940] ffff88032a70fe98 ffffffff813f68ed 0000000000000000 00000000000e7d52
  562. [ 720.844947] 0000000000000000 00000002000e7d52 ffff88032a70fec8 ffffe8fcff200470
  563. [ 720.845969] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000002
  564. [ 720.846970] Call Trace:
  565. [ 720.847304] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  566. [ 720.847645] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  567. [ 720.847989] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  568. [ 720.848329] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  569. [ 720.848665] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  570. [ 720.854560] Call Trace:
  571. [ 720.854900] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  572. [ 720.855243] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  573. [ 720.855584] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  574. [ 720.855931] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  575. [ 720.856276] NMI backtrace for cpu 3
  576. [ 720.856618] CPU 3
  577. [ 720.856741] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  578. [ 720.862044]
  579. [ 720.862368] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  580. [ 720.863192] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  581. [ 720.863858] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  582. [ 720.864177] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  583. [ 720.864512] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  584. [ 720.864849] RBP: ffff88032a741e98 R08: 00000000000000c8 R09: 0000000000000391
  585. [ 720.865199] R10: ffff88032a73c880 R11: ffff880332dd3d40 R12: 0000000000000003
  586. [ 720.865541] R13: ffffe8fcff400470 R14: 0000000000000020 R15: 126004e5e0a740a5
  587. [ 720.865880] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  588. [ 720.866446] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  589. [ 720.866781] CR2: 0000000001fd6f50 CR3: 0000000001a05000 CR4: 00000000000006e0
  590. [ 720.867106] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  591. [ 720.867445] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  592. [ 720.867783] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  593. [ 720.868318] Stack:
  594. [ 720.868639] ffff88032a741e98 ffffffff813f68ed 0000000000000000 00000000000e1923
  595. [ 720.869555] 0000000000000000 00000003000e1923 ffff88032a741ec8 ffffe8fcff400470
  596. [ 720.870445] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000003
  597. [ 720.871368] Call Trace:
  598. [ 720.871691] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  599. [ 720.872024] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  600. [ 720.872363] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  601. [ 720.872698] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  602. [ 720.873036] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  603. [ 720.878825] Call Trace:
  604. [ 720.879145] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  605. [ 720.879490] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  606. [ 720.879826] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  607. [ 720.880169] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  608. [ 720.880505] NMI backtrace for cpu 4
  609. [ 720.880886] CPU 4
  610. [ 720.880887] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  611. [ 720.880921]
  612. [ 720.880924] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  613. [ 720.880928] RIP: 0010:[<ffffffff8125e82e>] [<ffffffff8125e82e>] delay_tsc+0xc/0xa3
  614. [ 720.880933] RSP: 0018:ffff88061d5bf988 EFLAGS: 00000007
  615. [ 720.880935] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 00000000e4484c5c
  616. [ 720.880938] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  617. [ 720.880940] RBP: ffff88061d5bf9a8 R08: 0000000000000002 R09: 0000000000000001
  618. [ 720.880942] R10: 000000000d000080 R11: 000000000000370d R12: 000000007f276c10
  619. [ 720.880944] R13: 000000003292c472 R14: 0000000000000001 R15: 0000000000000000
  620. [ 720.880949] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  621. [ 720.880951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  622. [ 720.880954] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  623. [ 720.880957] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  624. [ 720.880961] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  625. [ 720.880964] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  626. [ 720.880966] Stack:
  627. [ 720.880968] 000000007f276c10 000000003292c472 0000000000000001 0000000000000000
  628. [ 720.880976] ffff88061d5bf9b8 ffffffff8125e7a9 ffff88061d5bf9e8 ffffffff81264197
  629. [ 720.880980] ffff88061d660728 ffff88061d660740 0000000000000000 ffff88061d60f200
  630. [ 720.880984] Call Trace:
  631. [ 720.880988] [<ffffffff8125e7a9>] __delay+0xf/0x11
  632. [ 720.880993] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  633. [ 720.880999] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  634. [ 720.881004] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  635. [ 720.881009] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  636. [ 720.881014] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  637. [ 720.881019] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  638. [ 720.881023] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  639. [ 720.881028] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  640. [ 720.881032] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  641. [ 720.881038] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  642. [ 720.881044] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  643. [ 720.881049] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  644. [ 720.881053] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  645. [ 720.881057] [<ffffffff81152816>] do_last+0x24a/0x5a0
  646. [ 720.881062] [<ffffffff81152c71>] path_openat+0xd2/0x326
  647. [ 720.881067] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  648. [ 720.881072] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  649. [ 720.881077] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  650. [ 720.881082] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  651. [ 720.881087] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  652. [ 720.881092] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  653. [ 720.881097] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  654. [ 720.881102] [<ffffffff811454fa>] sys_open+0x20/0x22
  655. [ 720.881107] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  656. [ 720.881110] Code: c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56 41 55 41 54
  657. [ 720.881142] 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83 44 e0 ff ff
  658. [ 720.881160] Call Trace:
  659. [ 720.881165] [<ffffffff8125e7a9>] __delay+0xf/0x11
  660. [ 720.881169] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  661. [ 720.881174] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  662. [ 720.881179] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  663. [ 720.881183] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  664. [ 720.881188] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  665. [ 720.881192] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  666. [ 720.881196] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  667. [ 720.881201] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  668. [ 720.881205] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  669. [ 720.881210] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  670. [ 720.881214] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  671. [ 720.881218] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  672. [ 720.881223] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  673. [ 720.881227] [<ffffffff81152816>] do_last+0x24a/0x5a0
  674. [ 720.881232] [<ffffffff81152c71>] path_openat+0xd2/0x326
  675. [ 720.881236] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  676. [ 720.881241] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  677. [ 720.881245] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  678. [ 720.881250] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  679. [ 720.881255] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  680. [ 720.881258] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  681. [ 720.881264] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  682. [ 720.881268] [<ffffffff811454fa>] sys_open+0x20/0x22
  683. [ 720.881273] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  684. [ 720.881277] NMI backtrace for cpu 5
  685. [ 720.881279] CPU 5
  686. [ 720.881280] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  687. [ 720.881312]
  688. [ 720.881315] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  689. [ 720.881319] RIP: 0010:[<ffffffff8125e82c>] [<ffffffff8125e82c>] delay_tsc+0xa/0xa3
  690. [ 720.881324] RSP: 0018:ffff88031cd55758 EFLAGS: 00000007
  691. [ 720.881326] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 00000000e44b8f58
  692. [ 720.881328] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  693. [ 720.881330] RBP: ffff88031cd55770 R08: 0000000000000002 R09: 0000000000000001
  694. [ 720.881333] R10: 0000000002400030 R11: 00000000001d7480 R12: 000000007f276c10
  695. [ 720.881335] R13: 000000007e1f847d R14: 0000000000000001 R15: 0000000000000001
  696. [ 720.881338] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  697. [ 720.881341] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  698. [ 720.881343] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  699. [ 720.881346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  700. [ 720.881349] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  701. [ 720.881351] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  702. [ 720.881353] Stack:
  703. [ 720.881354] 000000007e1f847d 0000000000000001 0000000000000001 ffff88031cd55780
  704. [ 720.881360] ffffffff8125e7a9 ffff88031cd557b0 ffffffff81264197 ffff88061d660728
  705. [ 720.881366] ffff88061d660740 0000000000000000 ffff88061d60c600 ffff88031cd557e0
  706. [ 720.881370] Call Trace:
  707. [ 720.881374] [<ffffffff8125e7a9>] __delay+0xf/0x11
  708. [ 720.881379] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  709. [ 720.881384] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  710. [ 720.881389] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  711. [ 720.881393] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  712. [ 720.881398] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  713. [ 720.881403] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  714. [ 720.881407] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  715. [ 720.881412] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  716. [ 720.881416] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  717. [ 720.881421] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  718. [ 720.881425] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  719. [ 720.881431] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  720. [ 720.881435] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  721. [ 720.881440] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  722. [ 720.881446] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  723. [ 720.881451] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  724. [ 720.881456] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  725. [ 720.881461] [<ffffffff810fd385>] __writepage+0x17/0x36
  726. [ 720.881465] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  727. [ 720.881470] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  728. [ 720.881475] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  729. [ 720.881480] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  730. [ 720.881485] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  731. [ 720.881490] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  732. [ 720.881495] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  733. [ 720.881500] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  734. [ 720.881505] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  735. [ 720.881509] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  736. [ 720.881514] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  737. [ 720.881519] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  738. [ 720.881524] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  739. [ 720.881530] [<ffffffff8107b131>] kthread+0xa8/0xb0
  740. [ 720.881534] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  741. [ 720.881539] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  742. [ 720.881544] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  743. [ 720.881549] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  744. [ 720.881552] Code: ff 5d c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56 41 55
  745. [ 720.881582] 54 53 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83 44 e0
  746. [ 720.881598] Call Trace:
  747. [ 720.881602] [<ffffffff8125e7a9>] __delay+0xf/0x11
  748. [ 720.881606] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  749. [ 720.881611] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  750. [ 720.881616] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  751. [ 720.881620] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  752. [ 720.881625] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  753. [ 720.881629] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  754. [ 720.881633] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  755. [ 720.881637] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  756. [ 720.881641] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  757. [ 720.881646] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  758. [ 720.881651] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  759. [ 720.881656] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  760. [ 720.881661] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  761. [ 720.881666] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  762. [ 720.881671] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  763. [ 720.881676] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  764. [ 720.881681] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  765. [ 720.881686] [<ffffffff810fd385>] __writepage+0x17/0x36
  766. [ 720.881691] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  767. [ 720.881696] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  768. [ 720.881701] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  769. [ 720.881706] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  770. [ 720.881711] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  771. [ 720.881715] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  772. [ 720.881720] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  773. [ 720.881725] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  774. [ 720.881729] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  775. [ 720.881734] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  776. [ 720.881738] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  777. [ 720.881742] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  778. [ 720.881747] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  779. [ 720.881752] [<ffffffff8107b131>] kthread+0xa8/0xb0
  780. [ 720.881757] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  781. [ 720.881761] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  782. [ 720.881766] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  783. [ 720.881770] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  784. [ 720.881773] NMI backtrace for cpu 6
  785. [ 720.881775] CPU 6
  786. [ 720.881777] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  787. [ 720.881812]
  788. [ 720.881815] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  789. [ 720.881819] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  790. [ 720.881824] RSP: 0018:ffff88060780b780 EFLAGS: 00000082
  791. [ 720.881827] RAX: 00000000e44ed1b8 RBX: ffff88060780bfd8 RCX: 00000000e44ed180
  792. [ 720.881829] RDX: 0000000000000187 RSI: ffffffff8123fd4f RDI: 0000000000000001
  793. [ 720.881831] RBP: ffff88060780b780 R08: 0000000000000002 R09: 0000000000000001
  794. [ 720.881833] R10: 0000000008079e40 R11: 0000000000000001 R12: 000000007f276c10
  795. [ 720.881836] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000000
  796. [ 720.881840] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  797. [ 720.881843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  798. [ 720.881845] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  799. [ 720.881849] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  800. [ 720.881851] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  801. [ 720.881854] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  802. [ 720.881856] Stack:
  803. [ 720.881857] ffff88060780b790 ffffffff8125e81e ffff88060780b7c8 ffffffff8125e85a
  804. [ 720.881863] ffff88061d660728 000000007f276c10 0000000077beb49e 0000000000000001
  805. [ 720.881868] 0000000000000000 ffff88060780b7d8 ffffffff8125e7a9 ffff88060780b808
  806. [ 720.881873] Call Trace:
  807. [ 720.881878] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  808. [ 720.881883] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  809. [ 720.881888] [<ffffffff8125e7a9>] __delay+0xf/0x11
  810. [ 720.881892] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  811. [ 720.881897] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  812. [ 720.881901] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  813. [ 720.881906] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  814. [ 720.881911] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  815. [ 720.881915] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  816. [ 720.881920] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  817. [ 720.881925] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  818. [ 720.881930] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  819. [ 720.881935] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  820. [ 720.881939] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  821. [ 720.881944] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  822. [ 720.881950] [<ffffffff810ff304>] ra_submit+0x21/0x25
  823. [ 720.881954] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  824. [ 720.881960] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  825. [ 720.881964] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  826. [ 720.881968] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  827. [ 720.881973] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  828. [ 720.881978] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  829. [ 720.881983] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  830. [ 720.881987] [<ffffffff811460be>] vfs_read+0xac/0xf3
  831. [ 720.881992] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  832. [ 720.881997] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  833. [ 720.882002] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  834. [ 720.882006] [<ffffffff8114c83a>] do_execve+0x43/0x45
  835. [ 720.882010] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  836. [ 720.882015] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  837. [ 720.882018] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  838. [ 720.882053] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  839. [ 720.882069] Call Trace:
  840. [ 720.882074] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  841. [ 720.882078] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  842. [ 720.882083] [<ffffffff8125e7a9>] __delay+0xf/0x11
  843. [ 720.882087] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  844. [ 720.882093] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  845. [ 720.882098] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  846. [ 720.882102] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  847. [ 720.882107] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  848. [ 720.882111] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  849. [ 720.882115] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  850. [ 720.882119] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  851. [ 720.882124] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  852. [ 720.882128] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  853. [ 720.882133] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  854. [ 720.882137] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  855. [ 720.882142] [<ffffffff810ff304>] ra_submit+0x21/0x25
  856. [ 720.882147] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  857. [ 720.882151] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  858. [ 720.882156] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  859. [ 720.882161] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  860. [ 720.882166] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  861. [ 720.882170] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  862. [ 720.882175] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  863. [ 720.882180] [<ffffffff811460be>] vfs_read+0xac/0xf3
  864. [ 720.882184] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  865. [ 720.882189] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  866. [ 720.882193] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  867. [ 720.882198] [<ffffffff8114c83a>] do_execve+0x43/0x45
  868. [ 720.882202] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  869. [ 720.882207] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  870. [ 720.882210] NMI backtrace for cpu 7
  871. [ 720.882211] CPU 7
  872. [ 720.882212] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  873. [ 720.882244]
  874. [ 720.882247] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  875. [ 720.882251] RIP: 0010:[<ffffffff81260b90>] [<ffffffff81260b90>] __bitmap_empty+0x54/0x58
  876. [ 720.882257] RSP: 0018:ffff88061e1d1ce0 EFLAGS: 00000006
  877. [ 720.882259] RAX: 0000000000000004 RBX: 0000000000002710 RCX: 0000000000000040
  878. [ 720.882262] RDX: 0000000000000001 RSI: 0000000000000100 RDI: ffffffff81b740e0
  879. [ 720.882264] RBP: ffff88061e1d1ce0 R08: 0000000000000100 R09: ffffffff81b75480
  880. [ 720.882266] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  881. [ 720.882268] R13: 000000007f276c10 R14: 0000000000000000 R15: ffff880629cfa200
  882. [ 720.882272] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  883. [ 720.882275] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  884. [ 720.882277] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  885. [ 720.882279] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  886. [ 720.882281] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  887. [ 720.882284] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  888. [ 720.882286] Stack:
  889. [ 720.882288] ffff88061e1d1d00 ffffffff81029f83 ffff88061e1d1f58 ffff88061d660728
  890. [ 720.882294] ffff88061e1d1d30 ffffffff812641bd ffff88061d660728 ffff88061d660740
  891. [ 720.882299] ffff880629cfa288 ffff88061d660000 ffff88061e1d1d60 ffffffff81514fed
  892. [ 720.882304] Call Trace:
  893. [ 720.882313] [<ffffffff81029f83>] arch_trigger_all_cpu_backtrace+0x68/0x89
  894. [ 720.882318] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  895. [ 720.882323] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  896. [ 720.882327] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  897. [ 720.882331] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  898. [ 720.882336] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  899. [ 720.882340] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  900. [ 720.882344] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  901. [ 720.882348] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  902. [ 720.882352] [<ffffffff81077447>] worker_thread+0xda/0x15d
  903. [ 720.882357] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  904. [ 720.882361] [<ffffffff8107b131>] kthread+0xa8/0xb0
  905. [ 720.882367] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  906. [ 720.882371] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  907. [ 720.882376] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  908. [ 720.882380] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  909. [ 720.882383] Code: 00 74 2a 89 f0 4c 63 c2 41 b9 40 00 00 00 99 41 f7 f9 b8 01 00 00 00 88 d1 48 d3 e0 48 ff c8 4a 85 04 c7 0f 94 c0 0f b6 c0 eb 02
  910. [ 720.882419] c0 5d c3 89 f0 55 b9 40 00 00 00 99 f7 f9 48 89 e5 31 d2 eb
  911. [ 720.882435] Call Trace:
  912. [ 720.882440] [<ffffffff81029f83>] arch_trigger_all_cpu_backtrace+0x68/0x89
  913. [ 720.882444] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  914. [ 720.882448] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  915. [ 720.882453] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  916. [ 720.882458] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  917. [ 720.882462] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  918. [ 720.882466] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  919. [ 720.882470] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  920. [ 720.882474] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  921. [ 720.882478] [<ffffffff81077447>] worker_thread+0xda/0x15d
  922. [ 720.882482] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  923. [ 720.882486] [<ffffffff8107b131>] kthread+0xa8/0xb0
  924. [ 720.882490] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  925. [ 720.882494] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  926. [ 720.882498] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  927. [ 720.882504] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  928. [ 721.682713] BUG: spinlock lockup on CPU#5, flush-253:0/558
  929. [ 721.683030] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  930. [ 721.683598] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1
  931. [ 721.683967] Call Trace:
  932. [ 721.684306] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  933. [ 721.684655] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  934. [ 721.685005] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  935. [ 721.685355] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  936. [ 721.685709] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  937. [ 721.686063] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  938. [ 721.686417] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  939. [ 721.686771] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  940. [ 721.687126] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  941. [ 721.687474] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  942. [ 721.687826] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  943. [ 721.688183] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  944. [ 721.688501] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  945. [ 721.688857] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  946. [ 721.689211] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  947. [ 721.689530] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  948. [ 721.689885] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  949. [ 721.690239] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  950. [ 721.690601] [<ffffffff810fd385>] __writepage+0x17/0x36
  951. [ 721.690952] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  952. [ 721.691302] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  953. [ 721.691657] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  954. [ 721.692008] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  955. [ 721.692365] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  956. [ 721.692719] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  957. [ 721.693079] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  958. [ 721.693438] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  959. [ 721.693791] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  960. [ 721.694146] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  961. [ 721.694497] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  962. [ 721.694847] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  963. [ 721.695198] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  964. [ 721.695521] [<ffffffff8107b131>] kthread+0xa8/0xb0
  965. [ 721.695873] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  966. [ 721.696228] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  967. [ 721.696574] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  968. [ 721.696927] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  969. [ 721.697275] sending NMI to all CPUs:
  970. [ 721.697650] NMI backtrace for cpu 0
  971. [ 721.697954] CPU 0
  972. [ 721.698035] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  973. [ 721.702921]
  974. [ 721.703214] Pid: 0, comm: swapper/0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  975. [ 721.703969] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  976. [ 721.704570] RSP: 0018:ffffffff81a01df8 EFLAGS: 00000046
  977. [ 721.704871] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  978. [ 721.705179] RDX: 0000000000000000 RSI: ffffffff81a01fd8 RDI: ffffffff81a13940
  979. [ 721.705485] RBP: ffffffff81a01e58 R08: 0000000000000320 R09: 00000000000003e1
  980. [ 721.705791] R10: ffff88060e2e27f0 R11: ffffffff00000000 R12: 0000000000000002
  981. [ 721.706098] R13: ffffe8fcfee00470 R14: 0000000000000010 R15: 126004e6191b58b0
  982. [ 721.706403] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  983. [ 721.706925] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  984. [ 721.707227] CR2: 00007f5e6802c028 CR3: 0000000001a05000 CR4: 00000000000006e0
  985. [ 721.707534] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  986. [ 721.707839] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  987. [ 721.708145] Process swapper/0 (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
  988. [ 721.708665] Stack:
  989. [ 721.708956] ffffffff81a01e58 ffffffff813f68ed 0000000000000000 00000000000c10d6
  990. [ 721.709784] 0000000000000000 00000000000c10d6 ffffffff81a01e88 ffffe8fcfee00470
  991. [ 721.710603] 0000000000000002 ffffffff81a779c0 ffffffff81a77a70 0000000000000000
  992. [ 721.711429] Call Trace:
  993. [ 721.711727] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  994. [ 721.712037] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  995. [ 721.712348] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  996. [ 721.712653] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  997. [ 721.712957] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  998. [ 721.713266] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  999. [ 721.713571] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  1000. [ 721.713879] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  1001. [ 721.714187] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  1002. [ 721.714493] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  1003. [ 721.720159] Call Trace:
  1004. [ 721.720454] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1005. [ 721.720758] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1006. [ 721.721063] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1007. [ 721.721380] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  1008. [ 721.721683] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  1009. [ 721.721992] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  1010. [ 721.722297] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  1011. [ 721.722606] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  1012. [ 721.722915] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  1013. [ 721.723223] NMI backtrace for cpu 1
  1014. [ 721.723536] CPU 1
  1015. [ 721.723630] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1016. [ 721.729113]
  1017. [ 721.729419] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1018. [ 721.730223] RIP: 0010:[<ffffffff8125e863>] [<ffffffff8125e863>] delay_tsc+0x41/0xa3
  1019. [ 721.730845] RSP: 0018:ffff880307a9b828 EFLAGS: 00000006
  1020. [ 721.731161] RAX: 000001885cb2d030 RBX: ffff880307a9bfd8 RCX: 000000005cb2d030
  1021. [ 721.731479] RDX: 0000000000000188 RSI: ffffffff8123fd4f RDI: 0000000000000001
  1022. [ 721.731798] RBP: ffff880307a9b850 R08: 0000000000000002 R09: 0000000000000001
  1023. [ 721.732117] R10: 000000000461eee0 R11: 00000000001d7480 R12: 000000005cb2d030
  1024. [ 721.732435] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000211
  1025. [ 721.732751] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  1026. [ 721.733283] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1027. [ 721.733597] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  1028. [ 721.733914] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1029. [ 721.734232] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1030. [ 721.734551] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  1031. [ 721.735082] Stack:
  1032. [ 721.735386] ffff88061d660728 000000007f276c10 000000007a1c740f 0000000000000001
  1033. [ 721.741566] 0000000000000211 ffff880307a9b860 ffffffff8125e7a9 ffff880307a9b890
  1034. [ 721.742433] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  1035. [ 721.743307] Call Trace:
  1036. [ 721.743614] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1037. [ 721.743929] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1038. [ 721.744248] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1039. [ 721.744568] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1040. [ 721.744884] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1041. [ 721.745202] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1042. [ 721.745521] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1043. [ 721.745839] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1044. [ 721.746159] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1045. [ 721.746478] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1046. [ 721.746795] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1047. [ 721.747116] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1048. [ 721.747435] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1049. [ 721.747756] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1050. [ 721.748076] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1051. [ 721.748396] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1052. [ 721.748718] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1053. [ 721.749035] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  1054. [ 721.749355] [<ffffffff810fd385>] __writepage+0x17/0x36
  1055. [ 721.749674] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1056. [ 721.749994] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1057. [ 721.750312] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  1058. [ 721.750847] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1059. [ 721.751166] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  1060. [ 721.751702] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  1061. [ 721.752022] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  1062. [ 721.752340] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  1063. [ 721.752656] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  1064. [ 721.752976] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  1065. [ 721.753294] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1066. [ 721.753609] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1067. [ 721.753929] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1068. [ 721.754249] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1069. [ 721.754568] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1070. [ 721.754881] Code: 25 88 c4 00 00 ff 83 44 e0 ff ff 49 89 fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 e8 aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 <e8> 9c ff ff ff 48 98 48 89 c2 4c 29 e2 4c 39 ea 73 36 48 8d 93
  1071. [ 721.761549] Call Trace:
  1072. [ 721.761856] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1073. [ 721.762169] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1074. [ 721.762485] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1075. [ 721.762803] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1076. [ 721.763121] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1077. [ 721.763439] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1078. [ 721.763754] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1079. [ 721.764070] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1080. [ 721.764389] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1081. [ 721.764709] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1082. [ 721.765025] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1083. [ 721.765344] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1084. [ 721.765664] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1085. [ 721.765984] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1086. [ 721.766303] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1087. [ 721.766623] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1088. [ 721.766942] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1089. [ 721.767261] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  1090. [ 721.767579] [<ffffffff810fd385>] __writepage+0x17/0x36
  1091. [ 721.767895] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1092. [ 721.768214] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1093. [ 721.768533] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  1094. [ 721.769066] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1095. [ 721.769386] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  1096. [ 721.769913] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  1097. [ 721.770231] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  1098. [ 721.770545] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  1099. [ 721.770858] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  1100. [ 721.771176] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  1101. [ 721.771494] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1102. [ 721.771810] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1103. [ 721.772128] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1104. [ 721.772447] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1105. [ 721.772766] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1106. [ 721.773085] NMI backtrace for cpu 2
  1107. [ 721.773387] CPU 2
  1108. [ 721.773470] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1109. [ 721.778370]
  1110. [ 721.778663] Pid: 0, comm: swapper/2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1111. [ 721.779418] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  1112. [ 721.780015] RSP: 0018:ffff88032a70fe38 EFLAGS: 00000046
  1113. [ 721.780315] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  1114. [ 721.780622] RDX: 0000000000000000 RSI: ffff88032a70ffd8 RDI: ffffffff81a13940
  1115. [ 721.780928] RBP: ffff88032a70fe98 R08: 00000000000000c8 R09: 0000000000000398
  1116. [ 721.781235] R10: ffff88030318cc30 R11: 0000000000000246 R12: 0000000000000003
  1117. [ 721.781540] R13: ffffe8fcff200470 R14: 0000000000000020 R15: 126004e619194ebf
  1118. [ 721.781846] FS: 0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  1119. [ 721.782365] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1120. [ 721.782668] CR2: 00007f5e6c004078 CR3: 0000000001a05000 CR4: 00000000000006e0
  1121. [ 721.782974] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1122. [ 721.783279] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1123. [ 721.783586] Process swapper/2 (pid: 0, threadinfo ffff88032a70e000, task ffff88032a714880)
  1124. [ 721.784097] Stack:
  1125. [ 721.784385] ffff88032a70fe98 ffffffff813f68ed 0000000000000000 00000000000e1de9
  1126. [ 721.785201] 0000000000000000 00000002000e1de9 ffff88032a70fec8 ffffe8fcff200470
  1127. [ 721.786018] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000002
  1128. [ 721.786834] Call Trace:
  1129. [ 721.787130] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1130. [ 721.787435] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1131. [ 721.787741] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1132. [ 721.788046] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1133. [ 721.788352] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  1134. [ 721.794015] Call Trace:
  1135. [ 721.794310] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1136. [ 721.794616] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1137. [ 721.794924] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1138. [ 721.795230] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1139. [ 721.795538] NMI backtrace for cpu 3
  1140. [ 721.795847] CPU 3
  1141. [ 721.795849] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1142. [ 721.795885]
  1143. [ 721.795887] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1144. [ 721.795891] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  1145. [ 721.795897] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  1146. [ 721.795899] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  1147. [ 721.795901] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  1148. [ 721.795904] RBP: ffff88032a741e98 R08: 00000000000000c8 R09: 0000000000000398
  1149. [ 721.795906] R10: ffff88032a724c30 R11: 0000000000000000 R12: 0000000000000003
  1150. [ 721.795908] R13: ffffe8fcff400470 R14: 0000000000000020 R15: 126004e619194d6c
  1151. [ 721.795911] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  1152. [ 721.795914] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1153. [ 721.795916] CR2: 0000000001fd6f50 CR3: 0000000001a05000 CR4: 00000000000006e0
  1154. [ 721.795918] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1155. [ 721.795921] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1156. [ 721.795923] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  1157. [ 721.795926] Stack:
  1158. [ 721.795927] ffff88032a741e98 ffffffff813f68ed 0000000000000000 00000000000e1ee4
  1159. [ 721.795932] 0000000000000000 00000003000e1ee4 ffff88032a741ec8 ffffe8fcff400470
  1160. [ 721.795937] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000003
  1161. [ 721.795942] Call Trace:
  1162. [ 721.795946] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1163. [ 721.795950] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1164. [ 721.795954] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1165. [ 721.795958] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1166. [ 721.795961] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  1167. [ 721.796000] Call Trace:
  1168. [ 721.796003] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1169. [ 721.796007] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1170. [ 721.796010] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1171. [ 721.796013] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1172. [ 721.796016] NMI backtrace for cpu 4
  1173. [ 721.796018] CPU 4
  1174. [ 721.796020] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1175. [ 721.796056]
  1176. [ 721.796059] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1177. [ 721.796064] RIP: 0010:[<ffffffff8125e819>] [<ffffffff8125e819>] paravirt_read_tsc+0x15/0x1e
  1178. [ 721.796068] RSP: 0018:ffff88061d5bf970 EFLAGS: 00000082
  1179. [ 721.796071] RAX: 0000000000002df1 RBX: ffff88061d5bffd8 RCX: 000000005cbc96e4
  1180. [ 721.796073] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  1181. [ 721.796075] RBP: ffff88061d5bf970 R08: 0000000000000002 R09: 0000000000000001
  1182. [ 721.796078] R10: 000000000d000080 R11: 000000000000370d R12: 000000007f276c10
  1183. [ 721.796080] R13: 0000000000000001 R14: 0000000000000004 R15: 0000000000000000
  1184. [ 721.796082] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  1185. [ 721.796085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  1186. [ 721.796087] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  1187. [ 721.796089] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1188. [ 721.796092] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1189. [ 721.796094] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  1190. [ 721.796096] Stack:
  1191. [ 721.796098] ffff88061d5bf9a8 ffffffff8125e85a ffff88061d660728 000000007f276c10
  1192. [ 721.796104] 00000000339fe08d 0000000000000001 0000000000000000 ffff88061d5bf9b8
  1193. [ 721.796109] ffffffff8125e7a9 ffff88061d5bf9e8 ffffffff81264197 ffff88061d660728
  1194. [ 721.796114] Call Trace:
  1195. [ 721.796118] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1196. [ 721.796123] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1197. [ 721.796127] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1198. [ 721.796132] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1199. [ 721.796137] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1200. [ 721.796142] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1201. [ 721.796146] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1202. [ 721.796152] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1203. [ 721.796157] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1204. [ 721.796161] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1205. [ 721.796165] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  1206. [ 721.796170] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  1207. [ 721.796175] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  1208. [ 721.796179] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  1209. [ 721.796183] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  1210. [ 721.796188] [<ffffffff81152816>] do_last+0x24a/0x5a0
  1211. [ 721.796192] [<ffffffff81152c71>] path_openat+0xd2/0x326
  1212. [ 721.796196] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  1213. [ 721.796201] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  1214. [ 721.796205] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  1215. [ 721.796210] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  1216. [ 721.796215] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  1217. [ 721.796220] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  1218. [ 721.796224] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  1219. [ 721.796229] [<ffffffff811454fa>] sys_open+0x20/0x22
  1220. [ 721.796234] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1221. [ 721.796237] Code: 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b <e8> 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56 41 55 41 54
  1222. [ 721.796284] Call Trace:
  1223. [ 721.796289] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1224. [ 721.796293] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1225. [ 721.796298] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1226. [ 721.796302] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1227. [ 721.796307] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1228. [ 721.796314] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1229. [ 721.796319] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1230. [ 721.796323] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1231. [ 721.796328] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1232. [ 721.796332] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1233. [ 721.796337] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  1234. [ 721.796342] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  1235. [ 721.796346] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  1236. [ 721.796351] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  1237. [ 721.796355] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  1238. [ 721.796360] [<ffffffff81152816>] do_last+0x24a/0x5a0
  1239. [ 721.796364] [<ffffffff81152c71>] path_openat+0xd2/0x326
  1240. [ 721.796369] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  1241. [ 721.796374] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  1242. [ 721.796378] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  1243. [ 721.796383] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  1244. [ 721.796388] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  1245. [ 721.796392] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  1246. [ 721.796396] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  1247. [ 721.796400] [<ffffffff811454fa>] sys_open+0x20/0x22
  1248. [ 721.796405] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1249. [ 721.796408] NMI backtrace for cpu 5
  1250. [ 721.796410] CPU 5
  1251. [ 721.796411] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1252. [ 721.796445]
  1253. [ 721.796448] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1254. [ 721.796452] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  1255. [ 721.796457] RSP: 0018:ffff88031cd55668 EFLAGS: 00000082
  1256. [ 721.796460] RAX: 000000005cbfd984 RBX: ffff88031cd55fd8 RCX: 000000005cbfd94c
  1257. [ 721.796462] RDX: 0000000000000188 RSI: 0000000000000002 RDI: 0000000000034153
  1258. [ 721.796464] RBP: ffff88031cd55668 R08: 0000000000000000 R09: ffffffff81b75460
  1259. [ 721.796467] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000005cbfd924
  1260. [ 721.796469] R13: 0000000000034153 R14: 0000000000000005 R15: 0000000000000005
  1261. [ 721.796471] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  1262. [ 721.796474] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1263. [ 721.796476] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  1264. [ 721.796478] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1265. [ 721.796481] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1266. [ 721.796483] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  1267. [ 721.796485] Stack:
  1268. [ 721.796486] ffff88031cd55678 ffffffff8125e81e ffff88031cd556b0 ffffffff8125e868
  1269. [ 721.796491] 00000000000003e9 0000000000001000 0000000000000002 ffffffff81b75460
  1270. [ 721.796496] 0000000000000006 ffff88031cd556c0 ffffffff8125e7a9 ffff88031cd556d0
  1271. [ 721.796500] Call Trace:
  1272. [ 721.796505] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1273. [ 721.796509] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  1274. [ 721.796515] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1275. [ 721.796520] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  1276. [ 721.796526] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  1277. [ 721.796531] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  1278. [ 721.796537] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  1279. [ 721.796543] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  1280. [ 721.796547] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1281. [ 721.796552] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  1282. [ 721.796557] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1283. [ 721.796562] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1284. [ 721.796567] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1285. [ 721.796571] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1286. [ 721.796577] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1287. [ 721.796582] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1288. [ 721.796587] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1289. [ 721.796592] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1290. [ 721.796596] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1291. [ 721.796600] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1292. [ 721.796605] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1293. [ 721.796610] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1294. [ 721.796615] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1295. [ 721.796621] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1296. [ 721.796626] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1297. [ 721.796631] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  1298. [ 721.796635] [<ffffffff810fd385>] __writepage+0x17/0x36
  1299. [ 721.796639] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1300. [ 721.796642] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1301. [ 721.796646] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  1302. [ 721.796649] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1303. [ 721.796654] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  1304. [ 721.796659] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  1305. [ 721.796664] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  1306. [ 721.796668] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  1307. [ 721.796674] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  1308. [ 721.796678] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  1309. [ 721.796682] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  1310. [ 721.796686] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  1311. [ 721.796691] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  1312. [ 721.796696] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1313. [ 721.796700] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1314. [ 721.796704] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1315. [ 721.796708] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1316. [ 721.796713] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1317. [ 721.796715] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  1318. [ 721.796746] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  1319. [ 721.796764] Call Trace:
  1320. [ 721.796769] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1321. [ 721.796773] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  1322. [ 721.796778] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1323. [ 721.796782] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  1324. [ 721.796788] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  1325. [ 721.796793] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  1326. [ 721.796798] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  1327. [ 721.796803] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  1328. [ 721.796808] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1329. [ 721.796813] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  1330. [ 721.796818] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1331. [ 721.796823] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1332. [ 721.796827] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1333. [ 721.796832] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1334. [ 721.796836] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1335. [ 721.796841] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1336. [ 721.796846] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1337. [ 721.796850] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1338. [ 721.796855] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1339. [ 721.796859] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1340. [ 721.796864] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1341. [ 721.796868] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1342. [ 721.796873] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1343. [ 721.796878] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1344. [ 721.796882] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1345. [ 721.796887] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  1346. [ 721.796892] [<ffffffff810fd385>] __writepage+0x17/0x36
  1347. [ 721.796896] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1348. [ 721.796901] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1349. [ 721.796906] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  1350. [ 721.796912] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1351. [ 721.796916] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  1352. [ 721.796921] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  1353. [ 721.796926] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  1354. [ 721.796931] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  1355. [ 721.796935] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  1356. [ 721.796939] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  1357. [ 721.796944] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  1358. [ 721.796948] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  1359. [ 721.796954] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  1360. [ 721.796958] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1361. [ 721.796962] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1362. [ 721.796966] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1363. [ 721.796971] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1364. [ 721.796975] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1365. [ 721.796980] NMI backtrace for cpu 6
  1366. [ 721.796982] CPU 6
  1367. [ 721.796983] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1368. [ 721.797015]
  1369. [ 721.797018] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1370. [ 721.797022] RIP: 0010:[<ffffffff8125e804>] [<ffffffff8125e804>] __ndelay+0x14/0x14
  1371. [ 721.797026] RSP: 0018:ffff88060780b798 EFLAGS: 00000003
  1372. [ 721.797028] RAX: 0000000000002df1 RBX: ffff88060780bfd8 RCX: 000000006958d8d8
  1373. [ 721.797031] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  1374. [ 721.797033] RBP: ffff88060780b7c8 R08: 0000000000000002 R09: 0000000000000001
  1375. [ 721.797036] R10: 0000000008079e40 R11: 0000000000000001 R12: 000000007f276c10
  1376. [ 721.797039] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000000
  1377. [ 721.797042] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1378. [ 721.797045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  1379. [ 721.797047] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  1380. [ 721.797049] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1381. [ 721.797051] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1382. [ 721.797054] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  1383. [ 721.797056] Stack:
  1384. [ 721.797057] ffffffff8125e85a ffff88061d660728 000000007f276c10 0000000078ec1ddd
  1385. [ 721.797063] 0000000000000001 0000000000000000 ffff88060780b7d8 ffffffff8125e7a9
  1386. [ 721.797068] ffff88060780b808 ffffffff81264197 ffff88061d660728 ffff88061d660740
  1387. [ 721.797073] Call Trace:
  1388. [ 721.797077] [<ffffffff8125e85a>] ? delay_tsc+0x38/0xa3
  1389. [ 721.797081] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1390. [ 721.797085] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1391. [ 721.797090] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1392. [ 721.797095] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1393. [ 721.797100] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1394. [ 721.797104] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  1395. [ 721.797109] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1396. [ 721.797113] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1397. [ 721.797118] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  1398. [ 721.797123] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  1399. [ 721.797128] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  1400. [ 721.797132] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  1401. [ 721.797138] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  1402. [ 721.797143] [<ffffffff810ff304>] ra_submit+0x21/0x25
  1403. [ 721.797148] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  1404. [ 721.797153] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  1405. [ 721.797158] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  1406. [ 721.797162] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  1407. [ 721.797166] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  1408. [ 721.797172] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  1409. [ 721.797177] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  1410. [ 721.797182] [<ffffffff811460be>] vfs_read+0xac/0xf3
  1411. [ 721.797187] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  1412. [ 721.797192] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  1413. [ 721.797197] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  1414. [ 721.797202] [<ffffffff8114c83a>] do_execve+0x43/0x45
  1415. [ 721.797207] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  1416. [ 721.797211] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  1417. [ 721.797214] Code: 55 48 89 e5 66 66 66 66 90 48 69 ff c7 10 00 00 e8 bd ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3
  1418. [ 721.797254] 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b
  1419. [ 721.797269] Call Trace:
  1420. [ 721.797273] [<ffffffff8125e85a>] ? delay_tsc+0x38/0xa3
  1421. [ 721.797279] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1422. [ 721.797283] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1423. [ 721.797288] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1424. [ 721.797293] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1425. [ 721.797297] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1426. [ 721.797302] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  1427. [ 721.797307] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1428. [ 721.797311] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1429. [ 721.797316] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  1430. [ 721.797321] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  1431. [ 721.797326] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  1432. [ 721.797330] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  1433. [ 721.797334] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  1434. [ 721.797340] [<ffffffff810ff304>] ra_submit+0x21/0x25
  1435. [ 721.797345] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  1436. [ 721.797350] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  1437. [ 721.797355] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  1438. [ 721.797360] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  1439. [ 721.797365] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  1440. [ 721.797370] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  1441. [ 721.797374] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  1442. [ 721.797378] [<ffffffff811460be>] vfs_read+0xac/0xf3
  1443. [ 721.797383] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  1444. [ 721.797387] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  1445. [ 721.797392] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  1446. [ 721.797398] [<ffffffff8114c83a>] do_execve+0x43/0x45
  1447. [ 721.797403] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  1448. [ 721.797408] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  1449. [ 721.797411] NMI backtrace for cpu 7
  1450. [ 721.797413] CPU 7
  1451. [ 721.797414] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1452. [ 721.797444]
  1453. [ 721.797447] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1454. [ 721.797451] RIP: 0010:[<ffffffff81016da1>] [<ffffffff81016da1>] rtc_cmos_write+0x10/0x10
  1455. [ 721.797455] RSP: 0018:ffff88061e1d1cb0 EFLAGS: 00000082
  1456. [ 721.797458] RAX: 0000000000002df1 RBX: ffff88061e1d1fd8 RCX: 00000000695c1b68
  1457. [ 721.797460] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  1458. [ 721.797462] RBP: ffff88061e1d1cb8 R08: 0000000000000100 R09: ffffffff81b75480
  1459. [ 721.797465] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  1460. [ 721.797467] R13: 0000000000000001 R14: 0000000000000007 R15: ffff880629cfa200
  1461. [ 721.797469] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1462. [ 721.797472] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1463. [ 721.797474] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  1464. [ 721.797477] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1465. [ 721.797481] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1466. [ 721.797484] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  1467. [ 721.797486] Stack:
  1468. [ 721.797488] ffffffff8125e81e ffff88061e1d1cf0 ffffffff8125e85a ffff88061d660728
  1469. [ 721.797493] 000000007f276c10 00000000012d0473 0000000000000000 ffff880629cfa200
  1470. [ 721.797498] ffff88061e1d1d00 ffffffff8125e7a9 ffff88061e1d1d30 ffffffff81264197
  1471. [ 721.797503] Call Trace:
  1472. [ 721.797507] [<ffffffff8125e81e>] ? paravirt_read_tsc+0x1a/0x1e
  1473. [ 721.797513] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1474. [ 721.797518] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1475. [ 721.797522] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1476. [ 721.797527] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1477. [ 721.797532] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  1478. [ 721.797537] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  1479. [ 721.797542] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  1480. [ 721.797547] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  1481. [ 721.797551] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  1482. [ 721.797555] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  1483. [ 721.797560] [<ffffffff81077447>] worker_thread+0xda/0x15d
  1484. [ 721.797564] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  1485. [ 721.797569] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1486. [ 721.797574] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1487. [ 721.797579] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1488. [ 721.797584] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1489. [ 721.797587] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1490. [ 721.797590] Code: 8e 21 00 00 e8 2c 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3
  1491. [ 721.797630] 48 89 e5 0f 31 89 c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55
  1492. [ 721.797648] Call Trace:
  1493. [ 721.797653] [<ffffffff8125e81e>] ? paravirt_read_tsc+0x1a/0x1e
  1494. [ 721.797658] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1495. [ 721.797662] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1496. [ 721.797667] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1497. [ 721.797672] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1498. [ 721.797676] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  1499. [ 721.797681] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  1500. [ 721.797685] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  1501. [ 721.797689] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  1502. [ 721.797695] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  1503. [ 721.797698] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  1504. [ 721.797703] [<ffffffff81077447>] worker_thread+0xda/0x15d
  1505. [ 721.797707] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  1506. [ 721.797712] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1507. [ 721.797716] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1508. [ 721.797720] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1509. [ 721.797725] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1510. [ 721.797729] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1511. [ 725.691113] BUG: spinlock lockup on CPU#1, jbd2/dm-0-8/529
  1512. [ 725.691420] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  1513. [ 725.691999] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1
  1514. [ 725.692337] Call Trace:
  1515. [ 725.692664] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  1516. [ 725.693013] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  1517. [ 725.693366] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1518. [ 725.693716] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1519. [ 725.694059] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1520. [ 725.694407] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1521. [ 725.694759] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1522. [ 725.695103] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1523. [ 725.695452] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1524. [ 725.695801] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1525. [ 725.696146] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1526. [ 725.696500] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1527. [ 725.696818] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1528. [ 725.697136] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1529. [ 725.697454] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1530. [ 725.697769] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1531. [ 725.698088] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1532. [ 725.698406] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  1533. [ 725.698726] [<ffffffff810fd385>] __writepage+0x17/0x36
  1534. [ 725.699042] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1535. [ 725.699360] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1536. [ 725.699678] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  1537. [ 725.700209] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1538. [ 725.700528] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  1539. [ 725.701060] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  1540. [ 725.701378] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  1541. [ 725.701695] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  1542. [ 725.702011] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  1543. [ 725.702327] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  1544. [ 725.702644] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1545. [ 725.702959] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1546. [ 725.703274] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1547. [ 725.703590] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1548. [ 725.703908] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1549. [ 725.704222] sending NMI to all CPUs:
  1550. [ 725.704530] NMI backtrace for cpu 0
  1551. [ 725.704829] CPU 0
  1552. [ 725.704910] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1553. [ 725.709788]
  1554. [ 725.710082] Pid: 0, comm: swapper/0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1555. [ 725.710831] RIP: 0010:[<ffffffff813f5434>] [<ffffffff813f5434>] poll_idle+0x36/0x7e
  1556. [ 725.711428] RSP: 0018:ffffffff81a01e18 EFLAGS: 00000246
  1557. [ 725.711730] RAX: ffffffff81a01fd8 RBX: 0000000000000000 RCX: 0000009237b78800
  1558. [ 725.712037] RDX: 0000000400000000 RSI: 0000000225c17d03 RDI: ffffffff813f5422
  1559. [ 725.712343] RBP: ffffffff81a01e58 R08: 0000000000000320 R09: 0000000000000161
  1560. [ 725.712649] R10: ffff88032a648000 R11: ffff8803327d3d40 R12: ffffe8fcfee00470
  1561. [ 725.712955] R13: 000000a93dc816db R14: ffffffff81a779e0 R15: 0000000000000000
  1562. [ 725.713261] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  1563. [ 725.713779] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1564. [ 725.714081] CR2: 00007f5e6804e068 CR3: 0000000001a05000 CR4: 00000000000006e0
  1565. [ 725.714388] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1566. [ 725.714694] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1567. [ 725.714999] Process swapper/0 (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
  1568. [ 725.715517] Stack:
  1569. [ 725.715808] 0000000000000000 00000000000015b3 ffffffff81a01e88 ffffe8fcfee00470
  1570. [ 725.716637] 0000000000000004 ffffe8fcfee00470 0000000000000000 ffffffff81a779c0
  1571. [ 725.717453] ffffffff81a01ea8 ffffffff813f576e ffffffff81b75460 ffffffff81a00000
  1572. [ 725.718271] Call Trace:
  1573. [ 725.718569] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1574. [ 725.718878] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1575. [ 725.719182] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  1576. [ 725.719486] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  1577. [ 725.719794] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  1578. [ 725.720099] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  1579. [ 725.720408] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  1580. [ 725.720715] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  1581. [ 725.721023] Code: ec 28 66 66 66 66 90 49 89 fc 89 d3 e8 77 ed c8 ff 49 89 c5 e8 cd ae c9 ff e8 be ff ff ff 65 48 8b 04 25 88 c4 00 00 eb 02 f3 90
  1582. [ 725.724589] 8b 90 38 e0 ff ff 80 e2 08 74 f2 e8 4c ed c8 ff 4c 29 e8 48
  1583. [ 725.726753] Call Trace:
  1584. [ 725.727045] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1585. [ 725.727349] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1586. [ 725.727671] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  1587. [ 725.727975] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  1588. [ 725.728283] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  1589. [ 725.728589] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  1590. [ 725.728897] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  1591. [ 725.729203] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  1592. [ 725.729507] NMI backtrace for cpu 1
  1593. [ 725.729818] CPU 1
  1594. [ 725.729915] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1595. [ 725.733069]
  1596. [ 725.733071] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1597. [ 725.733075] RIP: 0010:[<ffffffff8125e804>] [<ffffffff8125e804>] __ndelay+0x14/0x14
  1598. [ 725.733080] RSP: 0018:ffff880307a9b760 EFLAGS: 00000046
  1599. [ 725.733082] RAX: 000000005b447f1c RBX: ffff880307a9bfd8 RCX: 000000005b447f1c
  1600. [ 725.733085] RDX: ffff880307a9a000 RSI: 0000000000000002 RDI: 0000000000034151
  1601. [ 725.733088] RBP: ffff880307a9b790 R08: 0000000000000000 R09: ffffffff81b75460
  1602. [ 725.733090] R10: ffffffff81080434 R11: 00000002ff4cb7c8 R12: 000000005b447ef4
  1603. [ 725.733092] R13: 0000000000034151 R14: 0000000000000001 R15: 0000000000000001
  1604. [ 725.733095] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  1605. [ 725.733097] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1606. [ 725.733099] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  1607. [ 725.733101] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1608. [ 725.733104] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1609. [ 725.733106] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  1610. [ 725.733108] Stack:
  1611. [ 725.733109] ffffffff8125e868 00000000000003e9 0000000000001000 0000000000000002
  1612. [ 725.733113] ffffffff81b75460 0000000000000002 ffff880307a9b7a0 ffffffff8125e7a9
  1613. [ 725.733116] ffff880307a9b7b0 ffffffff8125e7d7 ffff880307a9b7d0 ffffffff81029367
  1614. [ 725.733120] Call Trace:
  1615. [ 725.733123] [<ffffffff8125e868>] ? delay_tsc+0x46/0xa3
  1616. [ 725.733126] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1617. [ 725.733130] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  1618. [ 725.733135] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  1619. [ 725.733139] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  1620. [ 725.733143] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  1621. [ 725.733148] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  1622. [ 725.733151] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1623. [ 725.733155] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  1624. [ 725.733159] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1625. [ 725.733162] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1626. [ 725.733166] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1627. [ 725.733169] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1628. [ 725.733172] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1629. [ 725.733176] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1630. [ 725.733180] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1631. [ 725.733183] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1632. [ 725.733187] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1633. [ 725.733190] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1634. [ 725.733193] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1635. [ 725.733197] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1636. [ 725.733200] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1637. [ 725.733204] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1638. [ 725.733207] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1639. [ 725.733211] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  1640. [ 725.733214] [<ffffffff810fd385>] __writepage+0x17/0x36
  1641. [ 725.733218] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1642. [ 725.733221] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1643. [ 725.733225] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  1644. [ 725.733229] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1645. [ 725.733232] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  1646. [ 725.733236] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  1647. [ 725.733240] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  1648. [ 725.733244] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  1649. [ 725.733248] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  1650. [ 725.733252] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  1651. [ 725.733255] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1652. [ 725.733258] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1653. [ 725.733261] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1654. [ 725.733265] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1655. [ 725.733269] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1656. [ 725.733270] Code: 55 48 89 e5 66 66 66 66 90 48 69 ff c7 10 00 00 e8 bd ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3
  1657. [ 725.733300] 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b
  1658. [ 725.733315] Call Trace:
  1659. [ 725.733317] [<ffffffff8125e868>] ? delay_tsc+0x46/0xa3
  1660. [ 725.733321] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1661. [ 725.733324] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  1662. [ 725.733327] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  1663. [ 725.733331] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  1664. [ 725.733335] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  1665. [ 725.733339] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  1666. [ 725.733343] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1667. [ 725.733346] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  1668. [ 725.733350] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1669. [ 725.733353] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1670. [ 725.733357] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1671. [ 725.733360] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1672. [ 725.733363] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1673. [ 725.733366] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1674. [ 725.733369] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1675. [ 725.733373] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1676. [ 725.733376] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1677. [ 725.733379] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1678. [ 725.733382] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1679. [ 725.733386] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1680. [ 725.733389] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  1681. [ 725.733392] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1682. [ 725.733396] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1683. [ 725.733399] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  1684. [ 725.733403] [<ffffffff810fd385>] __writepage+0x17/0x36
  1685. [ 725.733406] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1686. [ 725.733410] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1687. [ 725.733413] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  1688. [ 725.733417] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1689. [ 725.733421] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  1690. [ 725.733425] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  1691. [ 725.733429] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  1692. [ 725.733432] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  1693. [ 725.733436] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  1694. [ 725.733439] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  1695. [ 725.733442] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1696. [ 725.733445] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1697. [ 725.733449] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1698. [ 725.733452] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1699. [ 725.733455] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1700. [ 725.733462] NMI backtrace for cpu 2
  1701. [ 725.733465] CPU 2
  1702. [ 725.733466] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1703. [ 725.733502]
  1704. [ 725.733505] Pid: 1119, comm: rs:main Q:Reg Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1705. [ 725.733509] RIP: 0010:[<ffffffff812947b9>] [<ffffffff812947b9>] vgacon_scroll+0xc8/0x264
  1706. [ 725.733515] RSP: 0018:ffff880303313af8 EFLAGS: 00010082
  1707. [ 725.733517] RAX: ffff8800000bcba0 RBX: ffff880332040000 RCX: 000000000000004b
  1708. [ 725.733520] RDX: ffff880332039e20 RSI: ffff8800000bcbf5 RDI: ffff880332039e75
  1709. [ 725.733522] RBP: ffff880303313b28 R08: 000000000000ffa0 R09: 0000000000000000
  1710. [ 725.733525] R10: ffff88030318c8c8 R11: ffff88030318c8c8 R12: ffff8800000bcba0
  1711. [ 725.733527] R13: 00000000000000a0 R14: 0000000000000001 R15: 0000000000000000
  1712. [ 725.733530] FS: 00007f5e73188700(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  1713. [ 725.733533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  1714. [ 725.733535] CR2: 00007f5e6c004078 CR3: 000000030461c000 CR4: 00000000000006e0
  1715. [ 725.733537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1716. [ 725.733540] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1717. [ 725.733542] Process rs:main Q:Reg (pid: 1119, threadinfo ffff880303312000, task ffff88030318c880)
  1718. [ 725.733544] Stack:
  1719. [ 725.733546] 0000000000000001 ffff880332040000 0000000000000001 0000000000000000
  1720. [ 725.733551] 0000000000000019 0000000000000087 ffff880303313b68 ffffffff812ff274
  1721. [ 725.733555] 0000000000000018 ffff880332040000 000000000000004f ffff8800000bdade
  1722. [ 725.733560] Call Trace:
  1723. [ 725.733567] [<ffffffff812ff274>] scrup+0x76/0xdd
  1724. [ 725.733571] [<ffffffff812ff335>] lf+0x2f/0x68
  1725. [ 725.733575] [<ffffffff8130208f>] vt_console_print+0x1ba/0x2bf
  1726. [ 725.733579] [<ffffffff8105dcb5>] __call_console_drivers+0x7d/0x8f
  1727. [ 725.733583] [<ffffffff8105de65>] _call_console_drivers+0x5c/0x60
  1728. [ 725.733587] [<ffffffff8105e44e>] console_unlock+0x113/0x212
  1729. [ 725.733590] [<ffffffff813040a0>] do_con_write.part.15+0x1adc/0x1b0d
  1730. [ 725.733594] [<ffffffff8130413c>] con_write+0x30/0x45
  1731. [ 725.733599] [<ffffffff81513bb1>] ? mutex_lock_nested+0x40/0x45
  1732. [ 725.733605] [<ffffffff812f1cbb>] n_tty_write+0x253/0x36c
  1733. [ 725.733610] [<ffffffff810553c3>] ? try_to_wake_up+0x1d9/0x1d9
  1734. [ 725.733614] [<ffffffff812ee9c4>] tty_write+0x1ad/0x248
  1735. [ 725.733617] [<ffffffff812f1a68>] ? process_echoes+0x29a/0x29a
  1736. [ 725.733621] [<ffffffff812eeaf6>] redirected_tty_write+0x97/0xa2
  1737. [ 725.733626] [<ffffffff81145fcb>] vfs_write+0xaf/0xf6
  1738. [ 725.733629] [<ffffffff811475bd>] ? fget_light+0x97/0xa1
  1739. [ 725.733632] [<ffffffff811461c6>] sys_write+0x4d/0x74
  1740. [ 725.733638] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1741. [ 725.733639] Code: 00 3b 05 6f 24 6e 01 75 74 4c 89 e0 45 31 c9 eb 67 48 63 15 0a d9 6d 01 8b 8b ec 02 00 00 48 89 c6 48 03 15 e2 d8 6d 01 48 89 d7 <f3> a4 8b 93 ec 02 00 00 8b 0d e5 d8 6d 01 89 d6 03 15 e1 d8 6d
  1742. [ 725.733684] Call Trace:
  1743. [ 725.733688] [<ffffffff812ff274>] scrup+0x76/0xdd
  1744. [ 725.733691] [<ffffffff812ff335>] lf+0x2f/0x68
  1745. [ 725.733694] [<ffffffff8130208f>] vt_console_print+0x1ba/0x2bf
  1746. [ 725.733698] [<ffffffff8105dcb5>] __call_console_drivers+0x7d/0x8f
  1747. [ 725.733701] [<ffffffff8105de65>] _call_console_drivers+0x5c/0x60
  1748. [ 725.733704] [<ffffffff8105e44e>] console_unlock+0x113/0x212
  1749. [ 725.733708] [<ffffffff813040a0>] do_con_write.part.15+0x1adc/0x1b0d
  1750. [ 725.733711] [<ffffffff8130413c>] con_write+0x30/0x45
  1751. [ 725.733715] [<ffffffff81513bb1>] ? mutex_lock_nested+0x40/0x45
  1752. [ 725.733719] [<ffffffff812f1cbb>] n_tty_write+0x253/0x36c
  1753. [ 725.733722] [<ffffffff810553c3>] ? try_to_wake_up+0x1d9/0x1d9
  1754. [ 725.733725] [<ffffffff812ee9c4>] tty_write+0x1ad/0x248
  1755. [ 725.733729] [<ffffffff812f1a68>] ? process_echoes+0x29a/0x29a
  1756. [ 725.733732] [<ffffffff812eeaf6>] redirected_tty_write+0x97/0xa2
  1757. [ 725.733736] [<ffffffff81145fcb>] vfs_write+0xaf/0xf6
  1758. [ 725.733739] [<ffffffff811475bd>] ? fget_light+0x97/0xa1
  1759. [ 725.733742] [<ffffffff811461c6>] sys_write+0x4d/0x74
  1760. [ 725.733745] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1761. [ 725.733750] NMI backtrace for cpu 3
  1762. [ 725.733753] CPU 3
  1763. [ 725.733754] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1764. [ 725.733791]
  1765. [ 725.733793] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1766. [ 725.733798] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  1767. [ 725.733804] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  1768. [ 725.733806] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  1769. [ 725.733809] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  1770. [ 725.733811] RBP: ffff88032a741e98 R08: 00000000000000c8 R09: 0000000000000398
  1771. [ 725.733813] R10: ffff88032a73c880 R11: ffff880332dd3d40 R12: 0000000000000003
  1772. [ 725.733815] R13: ffffe8fcff400470 R14: 0000000000000020 R15: 126004e70a23d211
  1773. [ 725.733818] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  1774. [ 725.733821] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1775. [ 725.733823] CR2: 0000000001fd6f50 CR3: 0000000001a05000 CR4: 00000000000006e0
  1776. [ 725.733825] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1777. [ 725.733827] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1778. [ 725.733830] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  1779. [ 725.733832] Stack:
  1780. [ 725.733834] ffff88032a741e98 ffffffff813f68ed 0000000000000000 00000000000e2564
  1781. [ 725.733839] 0000000000000000 00000003000e2564 ffff88032a741ec8 ffffe8fcff400470
  1782. [ 725.733844] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000003
  1783. [ 725.733848] Call Trace:
  1784. [ 725.733852] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1785. [ 725.733856] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1786. [ 725.733861] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1787. [ 725.733865] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1788. [ 725.733867] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  1789. [ 725.733912] Call Trace:
  1790. [ 725.733916] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  1791. [ 725.733919] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  1792. [ 725.733923] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  1793. [ 725.733926] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  1794. [ 725.733929] NMI backtrace for cpu 4
  1795. [ 725.733931] CPU 4
  1796. [ 725.733932] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1797. [ 725.733964]
  1798. [ 725.733967] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1799. [ 725.733971] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  1800. [ 725.733975] RSP: 0018:ffff88061d5bf960 EFLAGS: 00000082
  1801. [ 725.733978] RAX: 000000005ef77ea8 RBX: ffff88061d5bffd8 RCX: 000000005ef77e80
  1802. [ 725.733980] RDX: 000000000000018a RSI: ffffffff8123fd4f RDI: 0000000000000001
  1803. [ 725.733982] RBP: ffff88061d5bf960 R08: 0000000000000002 R09: 0000000000000001
  1804. [ 725.733984] R10: 000000000d000080 R11: 000000000000370d R12: 000000005ef77e80
  1805. [ 725.733986] R13: 0000000000000001 R14: 0000000000000004 R15: 0000000000000000
  1806. [ 725.733990] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  1807. [ 725.733993] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  1808. [ 725.733995] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  1809. [ 725.733997] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1810. [ 725.733999] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1811. [ 725.734002] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  1812. [ 725.734004] Stack:
  1813. [ 725.734005] ffff88061d5bf970 ffffffff8125e81e ffff88061d5bf9a8 ffffffff8125e868
  1814. [ 725.734011] ffff88061d660728 000000007f276c10 0000000038b12dfc 0000000000000001
  1815. [ 725.734016] 0000000000000000 ffff88061d5bf9b8 ffffffff8125e7a9 ffff88061d5bf9e8
  1816. [ 725.734022] Call Trace:
  1817. [ 725.734027] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1818. [ 725.734032] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  1819. [ 725.734036] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1820. [ 725.734041] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1821. [ 725.734046] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1822. [ 725.734051] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1823. [ 725.734056] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1824. [ 725.734062] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1825. [ 725.734066] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1826. [ 725.734071] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1827. [ 725.734076] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1828. [ 725.734080] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  1829. [ 725.734085] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  1830. [ 725.734090] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  1831. [ 725.734095] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  1832. [ 725.734100] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  1833. [ 725.734105] [<ffffffff81152816>] do_last+0x24a/0x5a0
  1834. [ 725.734109] [<ffffffff81152c71>] path_openat+0xd2/0x326
  1835. [ 725.734114] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  1836. [ 725.734119] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  1837. [ 725.734123] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  1838. [ 725.734128] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  1839. [ 725.734133] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  1840. [ 725.734137] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  1841. [ 725.734142] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  1842. [ 725.734146] [<ffffffff811454fa>] sys_open+0x20/0x22
  1843. [ 725.734151] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1844. [ 725.734154] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  1845. [ 725.734189] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  1846. [ 725.734209] Call Trace:
  1847. [ 725.734214] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1848. [ 725.734218] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  1849. [ 725.734223] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1850. [ 725.734228] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1851. [ 725.734233] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1852. [ 725.734238] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1853. [ 725.734243] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1854. [ 725.734247] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1855. [ 725.734252] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1856. [ 725.734258] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1857. [ 725.734262] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1858. [ 725.734267] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  1859. [ 725.734272] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  1860. [ 725.734276] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  1861. [ 725.734281] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  1862. [ 725.734286] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  1863. [ 725.734290] [<ffffffff81152816>] do_last+0x24a/0x5a0
  1864. [ 725.734294] [<ffffffff81152c71>] path_openat+0xd2/0x326
  1865. [ 725.734299] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  1866. [ 725.734303] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  1867. [ 725.734308] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  1868. [ 725.734314] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  1869. [ 725.734320] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  1870. [ 725.734324] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  1871. [ 725.734329] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  1872. [ 725.734333] [<ffffffff811454fa>] sys_open+0x20/0x22
  1873. [ 725.734338] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  1874. [ 725.734341] NMI backtrace for cpu 5
  1875. [ 725.734342] CPU 5
  1876. [ 725.734344] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1877. [ 725.734378]
  1878. [ 725.734381] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1879. [ 725.734385] RIP: 0010:[<ffffffff81016db3>] [<ffffffff81016db3>] native_read_tsc+0x12/0x14
  1880. [ 725.734389] RSP: 0018:ffff88031cd55728 EFLAGS: 00000006
  1881. [ 725.734392] RAX: 0000018a5efac188 RBX: ffff88031cd55fd8 RCX: 000000005efac188
  1882. [ 725.734394] RDX: 000000000000018a RSI: 0000000000000100 RDI: 0000000000000001
  1883. [ 725.734396] RBP: ffff88031cd55728 R08: 0000000000000100 R09: ffffffff81b75480
  1884. [ 725.734398] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  1885. [ 725.734401] R13: 0000000000000001 R14: 0000000000000005 R15: 0000000000000001
  1886. [ 725.734404] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  1887. [ 725.734407] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  1888. [ 725.734409] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  1889. [ 725.734411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1890. [ 725.734413] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1891. [ 725.734416] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  1892. [ 725.734418] Stack:
  1893. [ 725.734419] ffff88031cd55738 ffffffff8125e81e ffff88031cd55770 ffffffff8125e85a
  1894. [ 725.734424] ffff88061d660728 000000007f276c10 000000000510c926 0000000000000000
  1895. [ 725.734429] 0000000000000001 ffff88031cd55780 ffffffff8125e7a9 ffff88031cd557b0
  1896. [ 725.734434] Call Trace:
  1897. [ 725.734437] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1898. [ 725.734440] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1899. [ 725.734443] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1900. [ 725.734446] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1901. [ 725.734451] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1902. [ 725.734457] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1903. [ 725.734462] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1904. [ 725.734466] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1905. [ 725.734471] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1906. [ 725.734476] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1907. [ 725.734481] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1908. [ 725.734485] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1909. [ 725.734489] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1910. [ 725.734494] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1911. [ 725.734499] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1912. [ 725.734504] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1913. [ 725.734508] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1914. [ 725.734513] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1915. [ 725.734518] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1916. [ 725.734523] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  1917. [ 725.734527] [<ffffffff810fd385>] __writepage+0x17/0x36
  1918. [ 725.734532] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1919. [ 725.734537] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1920. [ 725.734541] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  1921. [ 725.734547] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1922. [ 725.734552] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  1923. [ 725.734557] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  1924. [ 725.734562] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  1925. [ 725.734566] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  1926. [ 725.734572] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  1927. [ 725.734576] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  1928. [ 725.734580] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  1929. [ 725.734585] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  1930. [ 725.734589] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  1931. [ 725.734594] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1932. [ 725.734599] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1933. [ 725.734603] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1934. [ 725.734607] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1935. [ 725.734612] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1936. [ 725.734614] Code: 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31 89 c1 48 89 d0 48 c1 e0 20 48 09 c8 <5d> c3 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 89 fb 48 c7 c7
  1937. [ 725.734669] Call Trace:
  1938. [ 725.734673] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  1939. [ 725.734677] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  1940. [ 725.734681] [<ffffffff8125e7a9>] __delay+0xf/0x11
  1941. [ 725.734685] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  1942. [ 725.734689] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  1943. [ 725.734694] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  1944. [ 725.734698] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  1945. [ 725.734702] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  1946. [ 725.734706] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  1947. [ 725.734710] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  1948. [ 725.734713] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  1949. [ 725.734716] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  1950. [ 725.734719] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  1951. [ 725.734722] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1952. [ 725.734727] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1953. [ 725.734732] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  1954. [ 725.734737] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  1955. [ 725.734742] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  1956. [ 725.734746] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  1957. [ 725.734751] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  1958. [ 725.734755] [<ffffffff810fd385>] __writepage+0x17/0x36
  1959. [ 725.734760] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  1960. [ 725.734765] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  1961. [ 725.734770] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  1962. [ 725.734774] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  1963. [ 725.734778] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  1964. [ 725.734783] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  1965. [ 725.734788] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  1966. [ 725.734793] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  1967. [ 725.734797] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  1968. [ 725.734802] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  1969. [ 725.734806] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  1970. [ 725.734811] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  1971. [ 725.734816] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  1972. [ 725.734820] [<ffffffff8107b131>] kthread+0xa8/0xb0
  1973. [ 725.734825] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  1974. [ 725.734829] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  1975. [ 725.734834] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  1976. [ 725.734838] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  1977. [ 725.734841] NMI backtrace for cpu 6
  1978. [ 725.734842] CPU 6
  1979. [ 725.734844] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  1980. [ 725.734874]
  1981. [ 725.734876] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  1982. [ 725.734880] RIP: 0010:[<ffffffff8125e7a3>] [<ffffffff8125e7a3>] __delay+0x9/0x11
  1983. [ 725.734884] RSP: 0018:ffff88060780b7d8 EFLAGS: 00000007
  1984. [ 725.734887] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 000000005efe048c
  1985. [ 725.734889] RDX: 000000002df12df0 RSI: ffffffff8123fd4f RDI: 0000000000000001
  1986. [ 725.734891] RBP: ffff88060780b7d8 R08: 0000000000000002 R09: 0000000000000001
  1987. [ 725.734893] R10: 0000000008079e40 R11: 0000000000000001 R12: 000000007f276c10
  1988. [ 725.734895] R13: 000000007dfd2781 R14: 0000000000000001 R15: 0000000000000000
  1989. [ 725.734898] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1990. [ 725.734901] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  1991. [ 725.734903] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  1992. [ 725.734906] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1993. [ 725.734908] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1994. [ 725.734911] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  1995. [ 725.734913] Stack:
  1996. [ 725.734915] ffff88060780b808 ffffffff81264197 ffff88061d660728 ffff88061d660740
  1997. [ 725.734920] 0000000000000000 ffff88061d60e600 ffff88060780b838 ffffffff81514fed
  1998. [ 725.734926] ffffffff8123fd4f 0000000000000000 ffff88061d660000 ffff88060780bc28
  1999. [ 725.734932] Call Trace:
  2000. [ 725.734936] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2001. [ 725.734941] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2002. [ 725.734946] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2003. [ 725.734951] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2004. [ 725.734955] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2005. [ 725.734960] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2006. [ 725.734965] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2007. [ 725.734970] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  2008. [ 725.734974] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  2009. [ 725.734979] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2010. [ 725.734984] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  2011. [ 725.734989] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  2012. [ 725.734994] [<ffffffff810ff304>] ra_submit+0x21/0x25
  2013. [ 725.734999] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  2014. [ 725.735004] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  2015. [ 725.735008] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  2016. [ 725.735012] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  2017. [ 725.735018] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  2018. [ 725.735023] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  2019. [ 725.735027] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  2020. [ 725.735032] [<ffffffff811460be>] vfs_read+0xac/0xf3
  2021. [ 725.735037] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  2022. [ 725.735041] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  2023. [ 725.735047] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  2024. [ 725.735052] [<ffffffff8114c83a>] do_execve+0x43/0x45
  2025. [ 725.735056] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  2026. [ 725.735061] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  2027. [ 725.735064] Code: 0f 1f 84 00 00 00 00 00 eb 0e 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 48 ff c8 75 fb 48 ff c8 5d c3 55 48 89 e5 66 66 66 66 90 <ff> 15 5f 4e 81 00 5d c3 55 48 89 e5 66 66 66 66 90 65 48 8b 14
  2028. [ 725.735111] Call Trace:
  2029. [ 725.735116] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2030. [ 725.735121] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2031. [ 725.735126] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2032. [ 725.735131] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2033. [ 725.735136] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2034. [ 725.735140] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2035. [ 725.735145] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2036. [ 725.735149] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  2037. [ 725.735153] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  2038. [ 725.735158] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2039. [ 725.735163] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  2040. [ 725.735167] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  2041. [ 725.735173] [<ffffffff810ff304>] ra_submit+0x21/0x25
  2042. [ 725.735177] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  2043. [ 725.735182] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  2044. [ 725.735186] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  2045. [ 725.735190] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  2046. [ 725.735195] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  2047. [ 725.735200] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  2048. [ 725.735205] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  2049. [ 725.735210] [<ffffffff811460be>] vfs_read+0xac/0xf3
  2050. [ 725.735215] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  2051. [ 725.735220] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  2052. [ 725.735224] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  2053. [ 725.735229] [<ffffffff8114c83a>] do_execve+0x43/0x45
  2054. [ 725.735233] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  2055. [ 725.735238] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  2056. [ 725.735240] NMI backtrace for cpu 7
  2057. [ 725.735241] CPU 7
  2058. [ 725.735242] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2059. [ 725.735273]
  2060. [ 725.735276] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2061. [ 725.735280] RIP: 0010:[<ffffffff8125e855>] [<ffffffff8125e855>] delay_tsc+0x33/0xa3
  2062. [ 725.735284] RSP: 0018:ffff88061e1d1cc8 EFLAGS: 00000003
  2063. [ 725.735286] RAX: 0000000000002df1 RBX: ffff88061e1d1fd8 RCX: 000000005f01476c
  2064. [ 725.735289] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  2065. [ 725.735291] RBP: ffff88061e1d1cf0 R08: 0000000000000100 R09: ffffffff81b75480
  2066. [ 725.735293] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  2067. [ 725.735296] R13: 0000000000000001 R14: 0000000000000007 R15: ffff880629cfa200
  2068. [ 725.735299] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  2069. [ 725.735302] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2070. [ 725.735304] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  2071. [ 725.735306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2072. [ 725.735308] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2073. [ 725.735311] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  2074. [ 725.735312] Stack:
  2075. [ 725.735314] ffff88061d660728 000000007f276c10 00000000063dfb9c 0000000000000000
  2076. [ 725.735318] ffff880629cfa200 ffff88061e1d1d00 ffffffff8125e7a9 ffff88061e1d1d30
  2077. [ 725.735323] ffffffff81264197 ffff88061d660728 ffff88061d660740 ffff880629cfa288
  2078. [ 725.735327] Call Trace:
  2079. [ 725.735333] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2080. [ 725.735338] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2081. [ 725.735343] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2082. [ 725.735347] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  2083. [ 725.735352] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  2084. [ 725.735357] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  2085. [ 725.735361] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  2086. [ 725.735365] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  2087. [ 725.735369] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  2088. [ 725.735374] [<ffffffff81077447>] worker_thread+0xda/0x15d
  2089. [ 725.735378] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  2090. [ 725.735383] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2091. [ 725.735387] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2092. [ 725.735392] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2093. [ 725.735396] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2094. [ 725.735400] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2095. [ 725.735403] Code: 41 55 41 54 53 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83 44 e0 ff ff 49 89 fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 <e8> aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 e8 9c ff ff ff 48 98
  2096. [ 725.735452] Call Trace:
  2097. [ 725.735456] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2098. [ 725.735461] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2099. [ 725.735465] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2100. [ 725.735470] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  2101. [ 725.735475] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  2102. [ 725.735479] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  2103. [ 725.735483] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  2104. [ 725.735488] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  2105. [ 725.735491] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  2106. [ 725.735495] [<ffffffff81077447>] worker_thread+0xda/0x15d
  2107. [ 725.735499] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  2108. [ 725.735504] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2109. [ 725.735509] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2110. [ 725.735513] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2111. [ 725.735518] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2112. [ 725.735522] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2113. [ 726.640470] BUG: spinlock lockup on CPU#6, bash/2079
  2114. [ 726.640785] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  2115. [ 726.641355] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1
  2116. [ 726.641697] Call Trace:
  2117. [ 726.642031] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  2118. [ 726.642382] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  2119. [ 726.642700] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2120. [ 726.643053] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2121. [ 726.643406] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2122. [ 726.643727] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2123. [ 726.644084] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2124. [ 726.644438] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2125. [ 726.644778] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  2126. [ 726.645132] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  2127. [ 726.645488] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2128. [ 726.645836] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  2129. [ 726.646183] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  2130. [ 726.646535] [<ffffffff810ff304>] ra_submit+0x21/0x25
  2131. [ 726.646884] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  2132. [ 726.647235] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  2133. [ 726.647585] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  2134. [ 726.647941] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  2135. [ 726.648296] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  2136. [ 726.648645] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  2137. [ 726.649000] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  2138. [ 726.649352] [<ffffffff811460be>] vfs_read+0xac/0xf3
  2139. [ 726.649700] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  2140. [ 726.650052] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  2141. [ 726.650408] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  2142. [ 726.650743] [<ffffffff8114c83a>] do_execve+0x43/0x45
  2143. [ 726.651090] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  2144. [ 726.651442] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  2145. [ 726.651796] sending NMI to all CPUs:
  2146. [ 726.652170] NMI backtrace for cpu 0
  2147. [ 726.652476] CPU 0
  2148. [ 726.652558] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2149. [ 726.657451]
  2150. [ 726.657743] Pid: 0, comm: swapper/0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2151. [ 726.658495] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2152. [ 726.659096] RSP: 0018:ffffffff81a01df8 EFLAGS: 00000046
  2153. [ 726.659398] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  2154. [ 726.659704] RDX: 0000000000000000 RSI: ffffffff81a01fd8 RDI: ffffffff81a13940
  2155. [ 726.660006] RBP: ffffffff81a01e58 R08: 0000000000000320 R09: 000000000000032f
  2156. [ 726.660309] R10: ffff88060e2e27f0 R11: ffffffff00000000 R12: 0000000000000002
  2157. [ 726.660611] R13: ffffe8fcfee00470 R14: 0000000000000010 R15: 126004e74100ecbb
  2158. [ 726.660914] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  2159. [ 726.661429] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2160. [ 726.661730] CR2: 00007f5e680511c8 CR3: 0000000001a05000 CR4: 00000000000006e0
  2161. [ 726.662036] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2162. [ 726.662344] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2163. [ 726.662650] Process swapper/0 (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
  2164. [ 726.663167] Stack:
  2165. [ 726.663458] ffffffff81a01e58 ffffffff813f68ed 0000000000000000 0000000000071ddf
  2166. [ 726.664284] 0000000000000000 0000000000071ddf ffffffff81a01e88 ffffe8fcfee00470
  2167. [ 726.665104] 0000000000000002 ffffffff81a779c0 ffffffff81a77a70 0000000000000000
  2168. [ 726.665924] Call Trace:
  2169. [ 726.666220] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2170. [ 726.666531] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2171. [ 726.666843] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2172. [ 726.667152] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  2173. [ 726.667458] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  2174. [ 726.667769] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  2175. [ 726.668078] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  2176. [ 726.668389] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  2177. [ 726.668697] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  2178. [ 726.669005] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2179. [ 726.674687] Call Trace:
  2180. [ 726.674978] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2181. [ 726.675280] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2182. [ 726.675585] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2183. [ 726.675909] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  2184. [ 726.676214] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  2185. [ 726.676522] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  2186. [ 726.676827] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  2187. [ 726.677135] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  2188. [ 726.677443] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  2189. [ 726.677748] NMI backtrace for cpu 1
  2190. [ 726.678060] CPU 1
  2191. [ 726.678154] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2192. [ 726.683983]
  2193. [ 726.684347] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2194. [ 726.685296] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  2195. [ 726.685988] RSP: 0018:ffff880307a9b808 EFLAGS: 00000082
  2196. [ 726.686359] RAX: 00000000d4035b04 RBX: ffff880307a9bfd8 RCX: 00000000d4035ac8
  2197. [ 726.686740] RDX: 000000000000018a RSI: 0000000000000100 RDI: 0000000000000001
  2198. [ 726.687094] RBP: ffff880307a9b808 R08: 0000000000000100 R09: ffffffff81b75480
  2199. [ 726.687448] R10: ffffffff81080434 R11: 00000002ff4cb7c8 R12: 000000007f276c10
  2200. [ 726.687801] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000211
  2201. [ 726.688158] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  2202. [ 726.688722] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2203. [ 726.689070] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  2204. [ 726.689431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2205. [ 726.689785] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2206. [ 726.690139] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  2207. [ 726.690707] Stack:
  2208. [ 726.691045] ffff880307a9b818 ffffffff8125e81e ffff880307a9b850 ffffffff8125e85a
  2209. [ 726.692113] ffff88061d660728 000000007f276c10 00000000012de85f 0000000000000000
  2210. [ 726.693148] 0000000000000211 ffff880307a9b860 ffffffff8125e7a9 ffff880307a9b890
  2211. [ 726.694225] Call Trace:
  2212. [ 726.694570] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2213. [ 726.694923] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  2214. [ 726.695281] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2215. [ 726.695597] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2216. [ 726.695958] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2217. [ 726.696316] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2218. [ 726.696677] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2219. [ 726.697036] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2220. [ 726.697394] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2221. [ 726.697752] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2222. [ 726.698109] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2223. [ 726.703746] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2224. [ 726.704099] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2225. [ 726.704459] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2226. [ 726.704816] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2227. [ 726.705179] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2228. [ 726.705535] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2229. [ 726.705895] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2230. [ 726.706257] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2231. [ 726.706577] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  2232. [ 726.706932] [<ffffffff810fd385>] __writepage+0x17/0x36
  2233. [ 726.707286] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2234. [ 726.707627] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2235. [ 726.707985] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  2236. [ 726.708560] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2237. [ 726.708916] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  2238. [ 726.709489] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  2239. [ 726.709850] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  2240. [ 726.710208] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  2241. [ 726.710562] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  2242. [ 726.710919] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  2243. [ 726.711280] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2244. [ 726.711647] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2245. [ 726.712004] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2246. [ 726.712458] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2247. [ 726.712816] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2248. [ 726.713174] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  2249. [ 726.717418] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  2250. [ 726.719951] Call Trace:
  2251. [ 726.720257] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2252. [ 726.720612] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  2253. [ 726.720965] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2254. [ 726.721315] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2255. [ 726.721673] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2256. [ 726.722029] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2257. [ 726.722382] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2258. [ 726.722735] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2259. [ 726.723090] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2260. [ 726.723441] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2261. [ 726.723793] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2262. [ 726.724148] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2263. [ 726.724502] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2264. [ 726.724857] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2265. [ 726.725211] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2266. [ 726.725534] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2267. [ 726.725891] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2268. [ 726.726252] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2269. [ 726.726621] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2270. [ 726.726976] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  2271. [ 726.727331] [<ffffffff810fd385>] __writepage+0x17/0x36
  2272. [ 726.727685] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2273. [ 726.728042] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2274. [ 726.728400] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  2275. [ 726.728973] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2276. [ 726.729326] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  2277. [ 726.729895] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  2278. [ 726.730254] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  2279. [ 726.730612] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  2280. [ 726.730966] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  2281. [ 726.731327] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  2282. [ 726.731679] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2283. [ 726.732026] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2284. [ 726.732385] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2285. [ 726.732740] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2286. [ 726.733098] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2287. [ 726.733456] NMI backtrace for cpu 2
  2288. [ 726.733798] CPU 2
  2289. [ 726.733919] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2290. [ 726.739172]
  2291. [ 726.739463] Pid: 0, comm: swapper/2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2292. [ 726.740292] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2293. [ 726.740959] RSP: 0018:ffff88032a70fe38 EFLAGS: 00000046
  2294. [ 726.741296] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  2295. [ 726.741636] RDX: 0000000000000000 RSI: ffff88032a70ffd8 RDI: ffffffff81a13940
  2296. [ 726.741976] RBP: ffff88032a70fe98 R08: 00000000000000c8 R09: 00000000000003ae
  2297. [ 726.742322] R10: ffff88031d24a7f0 R11: 0000000000000000 R12: 0000000000000003
  2298. [ 726.742672] R13: ffffe8fcff200470 R14: 0000000000000020 R15: 126004e740f9fa62
  2299. [ 726.743016] FS: 0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  2300. [ 726.743571] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2301. [ 726.743911] CR2: 00007f5e6c004078 CR3: 0000000001a05000 CR4: 00000000000006e0
  2302. [ 726.744253] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2303. [ 726.744594] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2304. [ 726.744934] Process swapper/2 (pid: 0, threadinfo ffff88032a70e000, task ffff88032a714880)
  2305. [ 726.745485] Stack:
  2306. [ 726.745805] ffff88032a70fe98 ffffffff813f68ed 0000000000000000 00000000000e134a
  2307. [ 726.746682] 0000000000000000 00000002000e134a ffff88032a70fec8 ffffe8fcff200470
  2308. [ 726.747505] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000002
  2309. [ 726.748324] Call Trace:
  2310. [ 726.748620] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2311. [ 726.748927] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2312. [ 726.749233] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2313. [ 726.749540] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2314. [ 726.749847] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2315. [ 726.755522] Call Trace:
  2316. [ 726.755816] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2317. [ 726.756121] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2318. [ 726.756429] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2319. [ 726.756734] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2320. [ 726.757042] NMI backtrace for cpu 3
  2321. [ 726.757351] CPU 3
  2322. [ 726.757353] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2323. [ 726.757389]
  2324. [ 726.757391] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2325. [ 726.757395] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2326. [ 726.757401] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  2327. [ 726.757403] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  2328. [ 726.757405] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  2329. [ 726.757407] RBP: ffff88032a741e98 R08: 00000000000000c8 R09: 00000000000003af
  2330. [ 726.757409] R10: ffff88032a724c30 R11: 0000000000000000 R12: 0000000000000003
  2331. [ 726.757412] R13: ffffe8fcff400470 R14: 0000000000000020 R15: 126004e740f9f943
  2332. [ 726.757415] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  2333. [ 726.757417] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2334. [ 726.757419] CR2: 0000000001fd6f50 CR3: 0000000001a05000 CR4: 00000000000006e0
  2335. [ 726.757421] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2336. [ 726.757424] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2337. [ 726.757427] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  2338. [ 726.757429] Stack:
  2339. [ 726.757430] ffff88032a741e98 ffffffff813f68ed 0000000000000000 00000000000e1434
  2340. [ 726.757435] 0000000000000000 00000003000e1434 ffff88032a741ec8 ffffe8fcff400470
  2341. [ 726.757440] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000003
  2342. [ 726.757445] Call Trace:
  2343. [ 726.757449] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2344. [ 726.757453] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2345. [ 726.757457] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2346. [ 726.757461] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2347. [ 726.757463] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2348. [ 726.757509] Call Trace:
  2349. [ 726.757512] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2350. [ 726.757516] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2351. [ 726.757519] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2352. [ 726.757522] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2353. [ 726.757526] NMI backtrace for cpu 4
  2354. [ 726.757528] CPU 4
  2355. [ 726.757530] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2356. [ 726.757566]
  2357. [ 726.757569] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2358. [ 726.757573] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  2359. [ 726.757578] RSP: 0018:ffff88061d5bf960 EFLAGS: 00000082
  2360. [ 726.757580] RAX: 00000000d40d21d4 RBX: ffff88061d5bffd8 RCX: 00000000d40d21ac
  2361. [ 726.757582] RDX: 000000000000018a RSI: ffffffff8123fd4f RDI: 0000000000000001
  2362. [ 726.757584] RBP: ffff88061d5bf960 R08: 0000000000000002 R09: 0000000000000001
  2363. [ 726.757587] R10: 000000000d000080 R11: 000000000000370d R12: ffffffffd40d21ac
  2364. [ 726.757589] R13: 0000000000000001 R14: 0000000000000004 R15: 0000000000000000
  2365. [ 726.757591] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  2366. [ 726.757594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  2367. [ 726.757596] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  2368. [ 726.757598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2369. [ 726.757601] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2370. [ 726.757603] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  2371. [ 726.757605] Stack:
  2372. [ 726.757606] ffff88061d5bf970 ffffffff8125e81e ffff88061d5bf9a8 ffffffff8125e868
  2373. [ 726.757612] ffff88061d660728 000000007f276c10 0000000039dfb7b2 0000000000000001
  2374. [ 726.757616] 0000000000000000 ffff88061d5bf9b8 ffffffff8125e7a9 ffff88061d5bf9e8
  2375. [ 726.757621] Call Trace:
  2376. [ 726.757626] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2377. [ 726.757630] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2378. [ 726.757635] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2379. [ 726.757638] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2380. [ 726.757643] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2381. [ 726.757648] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2382. [ 726.757653] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2383. [ 726.757658] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2384. [ 726.757663] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2385. [ 726.757668] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2386. [ 726.757672] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2387. [ 726.757677] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  2388. [ 726.757682] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  2389. [ 726.757686] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  2390. [ 726.757690] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  2391. [ 726.757694] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  2392. [ 726.757699] [<ffffffff81152816>] do_last+0x24a/0x5a0
  2393. [ 726.757703] [<ffffffff81152c71>] path_openat+0xd2/0x326
  2394. [ 726.757708] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  2395. [ 726.757713] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  2396. [ 726.757717] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  2397. [ 726.757722] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  2398. [ 726.757727] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  2399. [ 726.757731] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  2400. [ 726.757736] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  2401. [ 726.757741] [<ffffffff811454fa>] sys_open+0x20/0x22
  2402. [ 726.757745] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  2403. [ 726.757748] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  2404. [ 726.757779] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  2405. [ 726.757798] Call Trace:
  2406. [ 726.757802] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2407. [ 726.757807] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2408. [ 726.757811] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2409. [ 726.757816] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2410. [ 726.757821] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2411. [ 726.757825] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2412. [ 726.757829] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2413. [ 726.757834] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2414. [ 726.757838] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2415. [ 726.757843] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2416. [ 726.757847] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2417. [ 726.757851] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  2418. [ 726.757856] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  2419. [ 726.757860] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  2420. [ 726.757865] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  2421. [ 726.757869] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  2422. [ 726.757874] [<ffffffff81152816>] do_last+0x24a/0x5a0
  2423. [ 726.757878] [<ffffffff81152c71>] path_openat+0xd2/0x326
  2424. [ 726.757883] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  2425. [ 726.757887] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  2426. [ 726.757891] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  2427. [ 726.757896] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  2428. [ 726.757900] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  2429. [ 726.757904] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  2430. [ 726.757909] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  2431. [ 726.757914] [<ffffffff811454fa>] sys_open+0x20/0x22
  2432. [ 726.757918] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  2433. [ 726.757922] NMI backtrace for cpu 5
  2434. [ 726.757923] CPU 5
  2435. [ 726.757924] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2436. [ 726.757955]
  2437. [ 726.757957] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2438. [ 726.757961] RIP: 0010:[<ffffffff8125e863>] [<ffffffff8125e863>] delay_tsc+0x41/0xa3
  2439. [ 726.757966] RSP: 0018:ffff88031cd55748 EFLAGS: 00000002
  2440. [ 726.757968] RAX: 0000018ad410642c RBX: ffff88031cd55fd8 RCX: 00000000d410642c
  2441. [ 726.757970] RDX: 000000000000018a RSI: 0000000000000100 RDI: 0000000000000001
  2442. [ 726.757972] RBP: ffff88031cd55770 R08: 0000000000000100 R09: ffffffff81b75480
  2443. [ 726.757975] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffd410642c
  2444. [ 726.757977] R13: 0000000000000001 R14: 0000000000000005 R15: 0000000000000001
  2445. [ 726.757979] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  2446. [ 726.757982] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2447. [ 726.757984] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  2448. [ 726.757986] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2449. [ 726.757989] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2450. [ 726.757991] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  2451. [ 726.757993] Stack:
  2452. [ 726.757994] ffff88061d660728 000000007f276c10 00000000063f3130 0000000000000000
  2453. [ 726.758000] 0000000000000001 ffff88031cd55780 ffffffff8125e7a9 ffff88031cd557b0
  2454. [ 726.758005] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  2455. [ 726.758010] Call Trace:
  2456. [ 726.758015] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2457. [ 726.758020] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2458. [ 726.758025] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2459. [ 726.758030] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2460. [ 726.758034] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2461. [ 726.758039] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2462. [ 726.758043] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2463. [ 726.758048] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2464. [ 726.758053] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2465. [ 726.758057] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2466. [ 726.758062] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2467. [ 726.758068] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  2468. [ 726.758072] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2469. [ 726.758077] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2470. [ 726.758083] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  2471. [ 726.758089] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2472. [ 726.758093] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2473. [ 726.758098] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  2474. [ 726.758102] [<ffffffff810fd385>] __writepage+0x17/0x36
  2475. [ 726.758108] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2476. [ 726.758113] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2477. [ 726.758117] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  2478. [ 726.758122] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2479. [ 726.758127] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  2480. [ 726.758132] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  2481. [ 726.758136] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  2482. [ 726.758141] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  2483. [ 726.758144] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  2484. [ 726.758147] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  2485. [ 726.758150] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  2486. [ 726.758155] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  2487. [ 726.758159] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  2488. [ 726.758163] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2489. [ 726.758168] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2490. [ 726.758173] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2491. [ 726.758178] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2492. [ 726.758182] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2493. [ 726.758185] Code: 25 88 c4 00 00 ff 83 44 e0 ff ff 49 89 fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 e8 aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 <e8> 9c ff ff ff 48 98 48 89 c2 4c 29 e2 4c 39 ea 73 36 48 8d 93
  2494. [ 726.758237] Call Trace:
  2495. [ 726.758242] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2496. [ 726.758246] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2497. [ 726.758251] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2498. [ 726.758256] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2499. [ 726.758261] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2500. [ 726.758266] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2501. [ 726.758270] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2502. [ 726.758275] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2503. [ 726.758280] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2504. [ 726.758284] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2505. [ 726.758288] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2506. [ 726.758293] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  2507. [ 726.758298] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2508. [ 726.758303] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2509. [ 726.758307] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  2510. [ 726.758312] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2511. [ 726.758317] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2512. [ 726.758322] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  2513. [ 726.758327] [<ffffffff810fd385>] __writepage+0x17/0x36
  2514. [ 726.758331] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2515. [ 726.758336] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2516. [ 726.758340] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  2517. [ 726.758345] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2518. [ 726.758350] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  2519. [ 726.758355] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  2520. [ 726.758360] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  2521. [ 726.758365] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  2522. [ 726.758369] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  2523. [ 726.758373] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  2524. [ 726.758378] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  2525. [ 726.758382] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  2526. [ 726.758387] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  2527. [ 726.758392] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2528. [ 726.758396] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2529. [ 726.758401] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2530. [ 726.758406] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2531. [ 726.758410] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2532. [ 726.758413] NMI backtrace for cpu 6
  2533. [ 726.758414] CPU 6
  2534. [ 726.758416] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2535. [ 726.758448]
  2536. [ 726.758451] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2537. [ 726.758456] RIP: 0010:[<ffffffff8125e870>] [<ffffffff8125e870>] delay_tsc+0x4e/0xa3
  2538. [ 726.758460] RSP: 0018:ffff88060780b6e0 EFLAGS: 00000006
  2539. [ 726.758462] RAX: ffffffffd413a678 RBX: ffff88060780bfd8 RCX: 00000000d413a678
  2540. [ 726.758465] RDX: 0000000000000028 RSI: 0000000000000002 RDI: 0000000000034153
  2541. [ 726.758467] RBP: ffff88060780b708 R08: 0000000000000000 R09: ffffffff81b75460
  2542. [ 726.758469] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffd413a650
  2543. [ 726.758471] R13: 0000000000034153 R14: 0000000000000006 R15: 0000000000000007
  2544. [ 726.758474] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  2545. [ 726.758477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  2546. [ 726.758479] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  2547. [ 726.758481] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2548. [ 726.758484] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2549. [ 726.758486] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  2550. [ 726.758488] Stack:
  2551. [ 726.758489] 00000000000003e9 0000000000001000 0000000000000002 ffffffff81b75460
  2552. [ 726.758495] 0000000000000007 ffff88060780b718 ffffffff8125e7a9 ffff88060780b728
  2553. [ 726.758499] ffffffff8125e7d7 ffff88060780b748 ffffffff81029367 0000000000000002
  2554. [ 726.758507] Call Trace:
  2555. [ 726.758512] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2556. [ 726.758516] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  2557. [ 726.758521] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  2558. [ 726.758528] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  2559. [ 726.758534] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  2560. [ 726.758539] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  2561. [ 726.758543] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  2562. [ 726.758548] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  2563. [ 726.758553] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2564. [ 726.758558] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2565. [ 726.758563] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2566. [ 726.758567] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2567. [ 726.758571] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2568. [ 726.758576] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2569. [ 726.758581] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  2570. [ 726.758585] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  2571. [ 726.758590] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2572. [ 726.758594] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  2573. [ 726.758599] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  2574. [ 726.758605] [<ffffffff810ff304>] ra_submit+0x21/0x25
  2575. [ 726.758609] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  2576. [ 726.758615] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  2577. [ 726.758619] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  2578. [ 726.758624] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  2579. [ 726.758629] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  2580. [ 726.758634] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  2581. [ 726.758639] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  2582. [ 726.758643] [<ffffffff811460be>] vfs_read+0xac/0xf3
  2583. [ 726.758648] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  2584. [ 726.758653] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  2585. [ 726.758657] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  2586. [ 726.758662] [<ffffffff8114c83a>] do_execve+0x43/0x45
  2587. [ 726.758667] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  2588. [ 726.758671] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  2589. [ 726.758674] Code: fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 e8 aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 e8 9c ff ff ff 48 98 48 89 c2 4c 29 e2 <4c> 39 ea 73 36 48 8d 93 28 e0 ff ff ff 4a 1c f3 90 ff 42 1c 65
  2590. [ 726.758722] Call Trace:
  2591. [ 726.758726] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2592. [ 726.758730] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  2593. [ 726.758735] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  2594. [ 726.758740] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  2595. [ 726.758746] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  2596. [ 726.758750] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  2597. [ 726.758755] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  2598. [ 726.758760] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  2599. [ 726.758764] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2600. [ 726.758769] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2601. [ 726.758773] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2602. [ 726.758777] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2603. [ 726.758782] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2604. [ 726.758786] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2605. [ 726.758791] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  2606. [ 726.758795] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  2607. [ 726.758799] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  2608. [ 726.758804] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  2609. [ 726.758808] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  2610. [ 726.758813] [<ffffffff810ff304>] ra_submit+0x21/0x25
  2611. [ 726.758817] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  2612. [ 726.758822] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  2613. [ 726.758826] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  2614. [ 726.758831] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  2615. [ 726.758837] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  2616. [ 726.758844] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  2617. [ 726.758849] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  2618. [ 726.758853] [<ffffffff811460be>] vfs_read+0xac/0xf3
  2619. [ 726.758858] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  2620. [ 726.758862] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  2621. [ 726.758868] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  2622. [ 726.758874] [<ffffffff8114c83a>] do_execve+0x43/0x45
  2623. [ 726.758878] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  2624. [ 726.758883] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  2625. [ 726.758888] NMI backtrace for cpu 7
  2626. [ 726.758890] CPU 7
  2627. [ 726.758891] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2628. [ 726.758923]
  2629. [ 726.758926] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2630. [ 726.758930] RIP: 0010:[<ffffffff8125e82a>] [<ffffffff8125e82a>] delay_tsc+0x8/0xa3
  2631. [ 726.758935] RSP: 0018:ffff88061e1d1ce0 EFLAGS: 00000007
  2632. [ 726.758937] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 00000000e19a7980
  2633. [ 726.758939] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  2634. [ 726.758942] RBP: ffff88061e1d1cf0 R08: 0000000000000100 R09: ffffffff81b75480
  2635. [ 726.758944] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  2636. [ 726.758946] R13: 00000000078f2cbd R14: 0000000000000000 R15: ffff880629cfa200
  2637. [ 726.758950] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  2638. [ 726.758953] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2639. [ 726.758955] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  2640. [ 726.758957] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2641. [ 726.758959] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2642. [ 726.758962] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  2643. [ 726.758964] Stack:
  2644. [ 726.758965] 0000000000000000 ffff880629cfa200 ffff88061e1d1d00 ffffffff8125e7a9
  2645. [ 726.758971] ffff88061e1d1d30 ffffffff81264197 ffff88061d660728 ffff88061d660740
  2646. [ 726.758976] ffff880629cfa288 ffff88061d660000 ffff88061e1d1d60 ffffffff81514fed
  2647. [ 726.758981] Call Trace:
  2648. [ 726.758985] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2649. [ 726.758990] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2650. [ 726.758995] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2651. [ 726.758998] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  2652. [ 726.759004] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  2653. [ 726.759009] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  2654. [ 726.759013] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  2655. [ 726.759017] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  2656. [ 726.759021] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  2657. [ 726.759025] [<ffffffff81077447>] worker_thread+0xda/0x15d
  2658. [ 726.759030] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  2659. [ 726.759035] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2660. [ 726.759039] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2661. [ 726.759043] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2662. [ 726.759048] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2663. [ 726.759052] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2664. [ 726.759055] Code: ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56
  2665. [ 726.759091] 55 41 54 53 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83
  2666. [ 726.759110] Call Trace:
  2667. [ 726.759113] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2668. [ 726.759118] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2669. [ 726.759123] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2670. [ 726.759127] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  2671. [ 726.759132] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  2672. [ 726.759136] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  2673. [ 726.759141] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  2674. [ 726.759145] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  2675. [ 726.759149] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  2676. [ 726.759153] [<ffffffff81077447>] worker_thread+0xda/0x15d
  2677. [ 726.759157] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  2678. [ 726.759162] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2679. [ 726.759166] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2680. [ 726.759170] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2681. [ 726.759174] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2682. [ 726.759179] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2683. [ 780.584908] BUG: spinlock lockup on CPU#4, gconfd-2/1853
  2684. [ 780.585220] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  2685. [ 780.585799] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1
  2686. [ 780.586160] Call Trace:
  2687. [ 780.586497] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  2688. [ 780.586843] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  2689. [ 780.587194] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2690. [ 780.587551] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2691. [ 780.587897] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2692. [ 780.588244] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2693. [ 780.588593] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2694. [ 780.588946] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2695. [ 780.589293] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2696. [ 780.589641] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  2697. [ 780.589955] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  2698. [ 780.590301] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  2699. [ 780.590647] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  2700. [ 780.590958] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  2701. [ 780.591301] [<ffffffff81152816>] do_last+0x24a/0x5a0
  2702. [ 780.591645] [<ffffffff81152c71>] path_openat+0xd2/0x326
  2703. [ 780.591958] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  2704. [ 780.592303] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  2705. [ 780.592651] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  2706. [ 780.592965] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  2707. [ 780.593319] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  2708. [ 780.593670] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  2709. [ 780.594011] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  2710. [ 780.599637] [<ffffffff811454fa>] sys_open+0x20/0x22
  2711. [ 780.599951] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  2712. [ 780.600299] sending NMI to all CPUs:
  2713. [ 780.600675] NMI backtrace for cpu 0
  2714. [ 780.600981] CPU 0
  2715. [ 780.601063] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2716. [ 780.605959]
  2717. [ 780.606252] Pid: 0, comm: swapper/0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2718. [ 780.607005] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2719. [ 780.607609] RSP: 0018:ffffffff81a01df8 EFLAGS: 00000046
  2720. [ 780.607911] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  2721. [ 780.608217] RDX: 0000000000000000 RSI: ffffffff81a01fd8 RDI: ffffffff81a13940
  2722. [ 780.608524] RBP: ffffffff81a01e58 R08: 0000000000000320 R09: 0000000000000230
  2723. [ 780.608829] R10: ffff88032a648000 R11: ffff8803327d3d40 R12: 0000000000000002
  2724. [ 780.609132] R13: ffffe8fcfee00470 R14: 0000000000000010 R15: 126004f3d6f2ad60
  2725. [ 780.609435] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  2726. [ 780.609948] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2727. [ 780.610246] CR2: 00007f5e6c005208 CR3: 0000000001a05000 CR4: 00000000000006e0
  2728. [ 780.610551] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2729. [ 780.610858] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2730. [ 780.611163] Process swapper/0 (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
  2731. [ 780.611679] Stack:
  2732. [ 780.611967] ffffffff81a01e58 ffffffff813f68ed 0000000000000000 00000000000334e2
  2733. [ 780.612798] 0000000000000000 00000000000334e2 ffffffff81a01e88 ffffe8fcfee00470
  2734. [ 780.613621] 0000000000000002 ffffffff81a779c0 ffffffff81a77a70 0000000000000000
  2735. [ 780.614440] Call Trace:
  2736. [ 780.614737] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2737. [ 780.615047] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2738. [ 780.615357] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2739. [ 780.615664] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  2740. [ 780.615970] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  2741. [ 780.616284] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  2742. [ 780.616592] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  2743. [ 780.616901] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  2744. [ 780.617212] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  2745. [ 780.617522] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2746. [ 780.623204] Call Trace:
  2747. [ 780.623495] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2748. [ 780.623798] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2749. [ 780.624102] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2750. [ 780.624422] [<ffffffff814f09f3>] rest_init+0xd7/0xde
  2751. [ 780.624725] [<ffffffff814f091c>] ? csum_partial_copy_generic+0x16c/0x16c
  2752. [ 780.625034] [<ffffffff81d54bed>] start_kernel+0x3e2/0x3ee
  2753. [ 780.625339] [<ffffffff81d542c4>] x86_64_start_reservations+0xaf/0xb3
  2754. [ 780.625647] [<ffffffff81d54140>] ? early_idt_handlers+0x140/0x140
  2755. [ 780.625954] [<ffffffff81d54412>] x86_64_start_kernel+0x14a/0x159
  2756. [ 780.626259] NMI backtrace for cpu 1
  2757. [ 780.626571] CPU 1
  2758. [ 780.626665] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2759. [ 780.632429]
  2760. [ 780.632796] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2761. [ 780.633725] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  2762. [ 780.634466] RSP: 0018:ffff880307a9b808 EFLAGS: 00000082
  2763. [ 780.634844] RAX: 00000000ae3dcd50 RBX: ffff880307a9bfd8 RCX: 00000000ae3dcd28
  2764. [ 780.635219] RDX: 00000000000001a5 RSI: 0000000000000100 RDI: 0000000000000001
  2765. [ 780.635599] RBP: ffff880307a9b808 R08: 0000000000000100 R09: ffffffff81b75480
  2766. [ 780.635986] R10: ffffffff81080434 R11: 00000002ff4cb7c8 R12: ffffffffae3dcd28
  2767. [ 780.636366] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000211
  2768. [ 780.636722] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  2769. [ 780.637310] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2770. [ 780.637655] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  2771. [ 780.638026] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2772. [ 780.638379] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2773. [ 780.638735] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  2774. [ 780.639323] Stack:
  2775. [ 780.639662] ffff880307a9b818 ffffffff8125e81e ffff880307a9b850 ffffffff8125e868
  2776. [ 780.640731] ffff88061d660728 000000007f276c10 000000004682e360 0000000000000000
  2777. [ 780.641798] 0000000000000211 ffff880307a9b860 ffffffff8125e7a9 ffff880307a9b890
  2778. [ 780.642835] Call Trace:
  2779. [ 780.643182] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2780. [ 780.643539] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2781. [ 780.643858] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2782. [ 780.644216] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2783. [ 780.644574] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2784. [ 780.644933] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2785. [ 780.645289] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2786. [ 780.645648] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2787. [ 780.646009] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2788. [ 780.646363] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2789. [ 780.646724] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2790. [ 780.647081] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2791. [ 780.647438] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2792. [ 780.647801] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2793. [ 780.648167] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2794. [ 780.648530] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2795. [ 780.648852] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2796. [ 780.649208] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2797. [ 780.649572] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2798. [ 780.649933] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  2799. [ 780.650292] [<ffffffff810fd385>] __writepage+0x17/0x36
  2800. [ 780.650645] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2801. [ 780.651008] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2802. [ 780.651367] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  2803. [ 780.651938] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2804. [ 780.652296] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  2805. [ 780.652862] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  2806. [ 780.653231] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  2807. [ 780.653591] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  2808. [ 780.653946] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  2809. [ 780.654308] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  2810. [ 780.654669] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2811. [ 780.655022] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2812. [ 780.655385] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2813. [ 780.655746] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2814. [ 780.656103] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2815. [ 780.656459] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  2816. [ 780.660678] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  2817. [ 780.663256] Call Trace:
  2818. [ 780.663560] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  2819. [ 780.663916] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2820. [ 780.664270] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2821. [ 780.664626] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  2822. [ 780.664980] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2823. [ 780.665338] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2824. [ 780.665690] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2825. [ 780.666037] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2826. [ 780.666389] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2827. [ 780.666739] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2828. [ 780.667090] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  2829. [ 780.667441] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2830. [ 780.667795] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  2831. [ 780.668154] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2832. [ 780.668508] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2833. [ 780.668844] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  2834. [ 780.669205] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  2835. [ 780.669562] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  2836. [ 780.669917] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  2837. [ 780.670270] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  2838. [ 780.670627] [<ffffffff810fd385>] __writepage+0x17/0x36
  2839. [ 780.670982] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  2840. [ 780.671339] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  2841. [ 780.671695] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  2842. [ 780.672267] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  2843. [ 780.672624] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  2844. [ 780.673193] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  2845. [ 780.673551] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  2846. [ 780.673904] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  2847. [ 780.674257] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  2848. [ 780.674614] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  2849. [ 780.674969] [<ffffffff8107b131>] kthread+0xa8/0xb0
  2850. [ 780.675323] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  2851. [ 780.675676] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  2852. [ 780.676029] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  2853. [ 780.676388] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  2854. [ 780.676740] NMI backtrace for cpu 2
  2855. [ 780.677080] CPU 2
  2856. [ 780.677202] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2857. [ 780.687666]
  2858. [ 780.687998] Pid: 0, comm: swapper/2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2859. [ 780.688826] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2860. [ 780.689502] RSP: 0018:ffff88032a70fe38 EFLAGS: 00000046
  2861. [ 780.689836] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  2862. [ 780.690180] RDX: 0000000000000000 RSI: ffff88032a70ffd8 RDI: ffffffff81a13940
  2863. [ 780.690523] RBP: ffff88032a70fe98 R08: 0000000000000320 R09: 0000000000000397
  2864. [ 780.690865] R10: ffff88032a712440 R11: ffff880332bd3d40 R12: 0000000000000002
  2865. [ 780.691206] R13: ffffe8fcff200470 R14: 0000000000000010 R15: 126004f3d6f7419e
  2866. [ 780.691548] FS: 0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  2867. [ 780.692101] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2868. [ 780.692440] CR2: 00007f5e6c004078 CR3: 0000000001a05000 CR4: 00000000000006e0
  2869. [ 780.692742] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2870. [ 780.693084] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2871. [ 780.693428] Process swapper/2 (pid: 0, threadinfo ffff88032a70e000, task ffff88032a714880)
  2872. [ 780.693945] Stack:
  2873. [ 780.694273] ffff88032a70fe98 ffffffff813f68ed 0000000000000000 00000000000de5fa
  2874. [ 780.695228] 0000000000000000 00000002000de5fa ffff88032a70fec8 ffffe8fcff200470
  2875. [ 780.696203] 0000000000000002 ffffffff81a779c0 ffffffff81a77a70 0000000000000002
  2876. [ 780.697132] Call Trace:
  2877. [ 780.697462] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2878. [ 780.697801] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2879. [ 780.698143] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2880. [ 780.698489] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2881. [ 780.698826] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2882. [ 780.704553] Call Trace:
  2883. [ 780.704847] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2884. [ 780.705153] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2885. [ 780.705461] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2886. [ 780.705766] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2887. [ 780.706071] NMI backtrace for cpu 3
  2888. [ 780.706380] CPU 3
  2889. [ 780.706382] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2890. [ 780.706415]
  2891. [ 780.706418] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2892. [ 780.706423] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  2893. [ 780.706429] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  2894. [ 780.706430] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  2895. [ 780.706433] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  2896. [ 780.706435] RBP: ffff88032a741e98 R08: 0000000000000320 R09: 0000000000000398
  2897. [ 780.706437] R10: ffff88032a73c880 R11: ffff880332dd3d40 R12: 0000000000000002
  2898. [ 780.706439] R13: ffffe8fcff400470 R14: 0000000000000010 R15: 126004f3d6f740e9
  2899. [ 780.706442] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  2900. [ 780.706444] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  2901. [ 780.706447] CR2: 0000000001fd6f50 CR3: 0000000001a05000 CR4: 00000000000006e0
  2902. [ 780.706449] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2903. [ 780.706451] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2904. [ 780.706454] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  2905. [ 780.706456] Stack:
  2906. [ 780.706458] ffff88032a741e98 ffffffff813f68ed 0000000000000000 00000000000de692
  2907. [ 780.706463] 0000000000000000 00000003000de692 ffff88032a741ec8 ffffe8fcff400470
  2908. [ 780.706468] 0000000000000002 ffffffff81a779c0 ffffffff81a77a70 0000000000000003
  2909. [ 780.706473] Call Trace:
  2910. [ 780.706477] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2911. [ 780.706481] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2912. [ 780.706485] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2913. [ 780.706489] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2914. [ 780.706491] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  2915. [ 780.706536] Call Trace:
  2916. [ 780.706539] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  2917. [ 780.706542] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  2918. [ 780.706546] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  2919. [ 780.706549] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  2920. [ 780.706552] NMI backtrace for cpu 4
  2921. [ 780.706553] CPU 4
  2922. [ 780.706555] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  2923. [ 780.706589]
  2924. [ 780.706592] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  2925. [ 780.706596] RIP: 0010:[<ffffffff8125e819>] [<ffffffff8125e819>] paravirt_read_tsc+0x15/0x1e
  2926. [ 780.706601] RSP: 0018:ffff88061d5bf8b0 EFLAGS: 00000082
  2927. [ 780.706603] RAX: ffffffffae4793f4 RBX: ffff88061d5bffd8 RCX: 00000000ae4793f4
  2928. [ 780.706605] RDX: ffff88061d5be000 RSI: 0000000000000002 RDI: 0000000000034153
  2929. [ 780.706608] RBP: ffff88061d5bf8b0 R08: 0000000000000000 R09: ffffffff81b75460
  2930. [ 780.706610] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffae4793cc
  2931. [ 780.706612] R13: 0000000000034153 R14: 0000000000000004 R15: 0000000000000004
  2932. [ 780.706615] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  2933. [ 780.706618] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  2934. [ 780.706620] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  2935. [ 780.706622] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  2936. [ 780.706624] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  2937. [ 780.706627] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  2938. [ 780.706629] Stack:
  2939. [ 780.706630] ffff88061d5bf8e8 ffffffff8125e868 00000000000003e9 0000000000001000
  2940. [ 780.706636] 0000000000000002 ffffffff81b75460 0000000000000005 ffff88061d5bf8f8
  2941. [ 780.706641] ffffffff8125e7a9 ffff88061d5bf908 ffffffff8125e7d7 ffff88061d5bf928
  2942. [ 780.706647] Call Trace:
  2943. [ 780.706652] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2944. [ 780.706656] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2945. [ 780.706661] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  2946. [ 780.706666] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  2947. [ 780.706672] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  2948. [ 780.706677] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  2949. [ 780.706683] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  2950. [ 780.706688] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  2951. [ 780.706693] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  2952. [ 780.706698] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2953. [ 780.706703] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2954. [ 780.706707] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2955. [ 780.706711] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2956. [ 780.706717] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2957. [ 780.706722] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2958. [ 780.706726] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2959. [ 780.706731] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  2960. [ 780.706736] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  2961. [ 780.706742] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  2962. [ 780.706747] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  2963. [ 780.706752] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  2964. [ 780.706756] [<ffffffff81152816>] do_last+0x24a/0x5a0
  2965. [ 780.706761] [<ffffffff81152c71>] path_openat+0xd2/0x326
  2966. [ 780.706766] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  2967. [ 780.706770] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  2968. [ 780.706775] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  2969. [ 780.706780] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  2970. [ 780.706785] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  2971. [ 780.706789] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  2972. [ 780.706793] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  2973. [ 780.706798] [<ffffffff811454fa>] sys_open+0x20/0x22
  2974. [ 780.706802] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  2975. [ 780.706805] Code: 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b <e8> 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56 41 55 41 54
  2976. [ 780.706853] Call Trace:
  2977. [ 780.706858] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  2978. [ 780.706862] [<ffffffff8125e7a9>] __delay+0xf/0x11
  2979. [ 780.706866] [<ffffffff8125e7d7>] __const_udelay+0x2c/0x2e
  2980. [ 780.706871] [<ffffffff81029367>] native_safe_apic_wait_icr_idle+0x31/0x3d
  2981. [ 780.706877] [<ffffffff81029d81>] __default_send_IPI_dest_field.constprop.2+0x23/0x5d
  2982. [ 780.706882] [<ffffffff81029e03>] default_send_IPI_mask_sequence_phys+0x48/0x97
  2983. [ 780.706887] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  2984. [ 780.706892] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  2985. [ 780.706897] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  2986. [ 780.706901] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  2987. [ 780.706906] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  2988. [ 780.706910] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  2989. [ 780.706915] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  2990. [ 780.706920] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  2991. [ 780.706925] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  2992. [ 780.706929] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  2993. [ 780.706933] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  2994. [ 780.706937] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  2995. [ 780.706942] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  2996. [ 780.706946] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  2997. [ 780.706951] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  2998. [ 780.706955] [<ffffffff81152816>] do_last+0x24a/0x5a0
  2999. [ 780.706960] [<ffffffff81152c71>] path_openat+0xd2/0x326
  3000. [ 780.706964] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  3001. [ 780.706969] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  3002. [ 780.706973] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  3003. [ 780.706978] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  3004. [ 780.706982] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  3005. [ 780.706987] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  3006. [ 780.706991] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  3007. [ 780.706996] [<ffffffff811454fa>] sys_open+0x20/0x22
  3008. [ 780.707000] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  3009. [ 780.707006] NMI backtrace for cpu 5
  3010. [ 780.707007] CPU 5
  3011. [ 780.707009] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3012. [ 780.707040]
  3013. [ 780.707043] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3014. [ 780.707047] RIP: 0010:[<ffffffff8125e855>] [<ffffffff8125e855>] delay_tsc+0x33/0xa3
  3015. [ 780.707052] RSP: 0018:ffff88031cd55748 EFLAGS: 00000003
  3016. [ 780.707054] RAX: 0000000000002df1 RBX: ffff88031cd55fd8 RCX: 00000000bbc8580c
  3017. [ 780.707056] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  3018. [ 780.707059] RBP: ffff88031cd55770 R08: 0000000000000100 R09: ffffffff81b75480
  3019. [ 780.707061] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  3020. [ 780.707063] R13: 0000000000000001 R14: 0000000000000005 R15: 0000000000000001
  3021. [ 780.707066] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  3022. [ 780.707068] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3023. [ 780.707071] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  3024. [ 780.707073] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3025. [ 780.707076] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3026. [ 780.707078] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  3027. [ 780.707080] Stack:
  3028. [ 780.707082] ffff88061d660728 000000007f276c10 000000004baef751 0000000000000000
  3029. [ 780.707086] 0000000000000001 ffff88031cd55780 ffffffff8125e7a9 ffff88031cd557b0
  3030. [ 780.707092] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  3031. [ 780.707098] Call Trace:
  3032. [ 780.707102] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3033. [ 780.707107] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3034. [ 780.707112] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3035. [ 780.707118] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3036. [ 780.707122] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3037. [ 780.707127] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3038. [ 780.707131] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3039. [ 780.707136] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3040. [ 780.707141] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3041. [ 780.707144] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3042. [ 780.707149] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3043. [ 780.707154] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3044. [ 780.707159] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3045. [ 780.707163] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3046. [ 780.707168] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3047. [ 780.707173] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3048. [ 780.707177] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3049. [ 780.707181] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  3050. [ 780.707184] [<ffffffff810fd385>] __writepage+0x17/0x36
  3051. [ 780.707188] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3052. [ 780.707191] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3053. [ 780.707194] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  3054. [ 780.707200] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3055. [ 780.707205] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  3056. [ 780.707210] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  3057. [ 780.707215] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  3058. [ 780.707219] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  3059. [ 780.707225] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  3060. [ 780.707229] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  3061. [ 780.707233] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  3062. [ 780.707238] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  3063. [ 780.707242] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  3064. [ 780.707246] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3065. [ 780.707250] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3066. [ 780.707255] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3067. [ 780.707259] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3068. [ 780.707263] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3069. [ 780.707266] Code: 41 55 41 54 53 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83 44 e0 ff ff 49 89 fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 <e8> aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 e8 9c ff ff ff 48 98
  3070. [ 780.707310] Call Trace:
  3071. [ 780.707315] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3072. [ 780.707319] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3073. [ 780.707324] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3074. [ 780.707328] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3075. [ 780.707333] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3076. [ 780.707338] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3077. [ 780.707343] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3078. [ 780.707347] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3079. [ 780.707352] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3080. [ 780.707355] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3081. [ 780.707359] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3082. [ 780.707364] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3083. [ 780.707369] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3084. [ 780.707373] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3085. [ 780.707378] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3086. [ 780.707383] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3087. [ 780.707387] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3088. [ 780.707391] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  3089. [ 780.707396] [<ffffffff810fd385>] __writepage+0x17/0x36
  3090. [ 780.707401] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3091. [ 780.707407] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3092. [ 780.707410] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  3093. [ 780.707415] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3094. [ 780.707419] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  3095. [ 780.707424] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  3096. [ 780.707428] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  3097. [ 780.707433] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  3098. [ 780.707438] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  3099. [ 780.707443] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  3100. [ 780.707447] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  3101. [ 780.707452] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  3102. [ 780.707457] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  3103. [ 780.707462] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3104. [ 780.707466] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3105. [ 780.707470] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3106. [ 780.707476] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3107. [ 780.707481] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3108. [ 780.707484] NMI backtrace for cpu 6
  3109. [ 780.707485] CPU 6
  3110. [ 780.707487] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3111. [ 780.707518]
  3112. [ 780.707521] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3113. [ 780.707525] RIP: 0010:[<ffffffff8125e82f>] [<ffffffff8125e82f>] delay_tsc+0xd/0xa3
  3114. [ 780.707529] RSP: 0018:ffff88060780b7a0 EFLAGS: 00000003
  3115. [ 780.707531] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 00000000bbcb9a94
  3116. [ 780.707534] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  3117. [ 780.707536] RBP: ffff88060780b7c8 R08: 0000000000000100 R09: ffffffff81b75480
  3118. [ 780.707538] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  3119. [ 780.707540] R13: 00000000456f514f R14: 0000000000000000 R15: 0000000000000000
  3120. [ 780.707543] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  3121. [ 780.707546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  3122. [ 780.707548] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  3123. [ 780.707550] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3124. [ 780.707553] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3125. [ 780.707556] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  3126. [ 780.707558] Stack:
  3127. [ 780.707559] ffff88061d660728 000000007f276c10 00000000456f514f 0000000000000000
  3128. [ 780.707565] 0000000000000000 ffff88060780b7d8 ffffffff8125e7a9 ffff88060780b808
  3129. [ 780.707569] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  3130. [ 780.707574] Call Trace:
  3131. [ 780.707578] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3132. [ 780.707583] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3133. [ 780.707588] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3134. [ 780.707594] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3135. [ 780.707598] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3136. [ 780.707603] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3137. [ 780.707607] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3138. [ 780.707613] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3139. [ 780.707618] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  3140. [ 780.707622] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  3141. [ 780.707627] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3142. [ 780.707632] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  3143. [ 780.707637] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  3144. [ 780.707642] [<ffffffff810ff304>] ra_submit+0x21/0x25
  3145. [ 780.707647] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  3146. [ 780.707652] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  3147. [ 780.707656] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  3148. [ 780.707661] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  3149. [ 780.707666] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  3150. [ 780.707671] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  3151. [ 780.707676] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  3152. [ 780.707680] [<ffffffff811460be>] vfs_read+0xac/0xf3
  3153. [ 780.707684] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  3154. [ 780.707689] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  3155. [ 780.707694] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  3156. [ 780.707699] [<ffffffff8114c83a>] do_execve+0x43/0x45
  3157. [ 780.707703] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  3158. [ 780.707708] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  3159. [ 780.707711] Code: 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57 41 56 41 55 41 54 53
  3160. [ 780.707745] 66 66 66 90 65 48 8b 1c 25 88 c4 00 00 ff 83 44 e0 ff ff 49
  3161. [ 780.707764] Call Trace:
  3162. [ 780.707769] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3163. [ 780.707773] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3164. [ 780.707778] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3165. [ 780.707784] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3166. [ 780.707789] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3167. [ 780.707793] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3168. [ 780.707798] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3169. [ 780.707803] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3170. [ 780.707807] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  3171. [ 780.707811] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  3172. [ 780.707816] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3173. [ 780.707820] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  3174. [ 780.707825] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  3175. [ 780.707830] [<ffffffff810ff304>] ra_submit+0x21/0x25
  3176. [ 780.707835] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  3177. [ 780.707840] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  3178. [ 780.707844] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  3179. [ 780.707849] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  3180. [ 780.707853] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  3181. [ 780.707858] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  3182. [ 780.707863] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  3183. [ 780.707867] [<ffffffff811460be>] vfs_read+0xac/0xf3
  3184. [ 780.707872] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  3185. [ 780.707877] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  3186. [ 780.707881] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  3187. [ 780.707886] [<ffffffff8114c83a>] do_execve+0x43/0x45
  3188. [ 780.707891] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  3189. [ 780.707895] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  3190. [ 780.707898] NMI backtrace for cpu 7
  3191. [ 780.707899] CPU 7
  3192. [ 780.707900] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3193. [ 780.707931]
  3194. [ 780.707934] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3195. [ 780.707939] RIP: 0010:[<ffffffff8125e863>] [<ffffffff8125e863>] delay_tsc+0x41/0xa3
  3196. [ 780.707943] RSP: 0018:ffff88061e1d1cc8 EFLAGS: 00000002
  3197. [ 780.707945] RAX: 000001a5bbcedd10 RBX: ffff88061e1d1fd8 RCX: 00000000bbcedd10
  3198. [ 780.707947] RDX: 00000000000001a5 RSI: 0000000000000100 RDI: 0000000000000001
  3199. [ 780.707950] RBP: ffff88061e1d1cf0 R08: 0000000000000100 R09: ffffffff81b75480
  3200. [ 780.707952] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffbbcedd10
  3201. [ 780.707954] R13: 0000000000000001 R14: 0000000000000007 R15: ffff880629cfa200
  3202. [ 780.707957] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  3203. [ 780.707959] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3204. [ 780.707962] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  3205. [ 780.707964] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3206. [ 780.707966] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3207. [ 780.707969] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  3208. [ 780.707971] Stack:
  3209. [ 780.707972] ffff88061d660728 000000007f276c10 000000004cfec2c8 0000000000000000
  3210. [ 780.707977] ffff880629cfa200 ffff88061e1d1d00 ffffffff8125e7a9 ffff88061e1d1d30
  3211. [ 780.707981] ffffffff81264197 ffff88061d660728 ffff88061d660740 ffff880629cfa288
  3212. [ 780.707986] Call Trace:
  3213. [ 780.707990] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3214. [ 780.707994] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3215. [ 780.707999] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3216. [ 780.708003] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3217. [ 780.708008] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3218. [ 780.708013] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3219. [ 780.708017] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3220. [ 780.708022] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3221. [ 780.708027] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3222. [ 780.708031] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3223. [ 780.708036] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3224. [ 780.708041] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3225. [ 780.708045] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3226. [ 780.708049] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3227. [ 780.708054] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3228. [ 780.708058] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3229. [ 780.708061] Code: 25 88 c4 00 00 ff 83 44 e0 ff ff 49 89 fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 e8 aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 <e8> 9c ff ff ff 48 98 48 89 c2 4c 29 e2 4c 39 ea 73 36 48 8d 93
  3230. [ 780.708113] Call Trace:
  3231. [ 780.708118] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3232. [ 780.708122] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3233. [ 780.708128] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3234. [ 780.708132] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3235. [ 780.708137] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3236. [ 780.708141] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3237. [ 780.708145] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3238. [ 780.708150] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3239. [ 780.708154] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3240. [ 780.708158] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3241. [ 780.708163] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3242. [ 780.708167] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3243. [ 780.708172] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3244. [ 780.708176] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3245. [ 780.708181] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3246. [ 780.708186] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3247. [ 1731.553798] ------------[ cut here ]------------
  3248. [ 1731.554113] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  3249. [ 1731.554685] Hardware name: X8DTL
  3250. [ 1731.555042] Watchdog detected hard LOCKUP on cpu 3
  3251. [ 1731.555193] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3252. [ 1731.560919] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1
  3253. [ 1731.561278] Call Trace:
  3254. [ 1731.561630] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  3255. [ 1731.562142] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  3256. [ 1731.562503] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  3257. [ 1731.562870] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  3258. [ 1731.563236] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  3259. [ 1731.563602] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  3260. [ 1731.563965] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  3261. [ 1731.564327] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  3262. [ 1731.564691] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  3263. [ 1731.565054] [<ffffffff81516651>] ? __die+0xd8/0xd8
  3264. [ 1731.565394] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  3265. [ 1731.565735] [<ffffffff81515e40>] nmi+0x20/0x39
  3266. [ 1731.566082] [<ffffffff813f5422>] ? poll_idle+0x24/0x7e
  3267. [ 1731.566428] [<ffffffff813f5434>] ? poll_idle+0x36/0x7e
  3268. [ 1731.566771] <<EOE>> [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  3269. [ 1731.567247] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  3270. [ 1731.567611] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  3271. [ 1731.567978] ---[ end trace d6abf425014910d8 ]---
  3272. [ 6564.620055] ------------[ cut here ]------------
  3273. [ 6564.620379] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
  3274. [ 6564.620903] Hardware name: X8DTL
  3275. [ 6564.621203] Watchdog detected hard LOCKUP on cpu 0
  3276. [ 6564.621296] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3277. [ 6564.626433] Pid: 108, comm: kworker/0:2 Tainted: G D W 3.2.0-rc5+ #1
  3278. [ 6564.626745] Call Trace:
  3279. [ 6564.627045] <NMI> [<ffffffff8105db54>] warn_slowpath_common+0x83/0x9b
  3280. [ 6564.627449] [<ffffffff8105dc0f>] warn_slowpath_fmt+0x46/0x48
  3281. [ 6564.627763] [<ffffffff810c24c8>] watchdog_overflow_callback+0x9b/0xa6
  3282. [ 6564.628078] [<ffffffff810efa94>] __perf_event_overflow+0x100/0x189
  3283. [ 6564.628391] [<ffffffff8101d954>] ? x86_perf_event_set_period+0x107/0x113
  3284. [ 6564.628704] [<ffffffff810f028c>] perf_event_overflow+0x14/0x16
  3285. [ 6564.629015] [<ffffffff81021136>] intel_pmu_handle_irq+0x24e/0x2ae
  3286. [ 6564.629327] [<ffffffff81516e52>] perf_event_nmi_handler+0x19/0x1b
  3287. [ 6564.629637] [<ffffffff815166db>] nmi_handle+0x8a/0xe4
  3288. [ 6564.629947] [<ffffffff81516651>] ? __die+0xd8/0xd8
  3289. [ 6564.630258] [<ffffffff815167d5>] do_nmi+0xa0/0x2a1
  3290. [ 6564.630567] [<ffffffff81515e40>] nmi+0x20/0x39
  3291. [ 6564.630892] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3292. [ 6564.631206] [<ffffffff8125e855>] ? delay_tsc+0x33/0xa3
  3293. [ 6564.631515] <<EOE>> [<ffffffff8125e7a9>] __delay+0xf/0x11
  3294. [ 6564.631915] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3295. [ 6564.632232] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3296. [ 6564.632543] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3297. [ 6564.632857] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3298. [ 6564.633172] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3299. [ 6564.633485] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3300. [ 6564.633799] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3301. [ 6564.634113] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3302. [ 6564.634426] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3303. [ 6564.634740] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3304. [ 6564.635057] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3305. [ 6564.635370] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3306. [ 6564.635683] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3307. [ 6564.635996] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3308. [ 6564.636310] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3309. [ 6564.636619] ---[ end trace d6abf425014910d9 ]---
  3310. [ 6637.039847] BUG: spinlock lockup on CPU#0, kworker/0:2/108
  3311. [ 6637.040146] lock: ffff88061d660728, .magic: dead4ead, .owner: libvirtd/1348, .owner_cpu: 7
  3312. [ 6637.040657] Pid: 108, comm: kworker/0:2 Tainted: G D W 3.2.0-rc5+ #1
  3313. [ 6637.040955] Call Trace:
  3314. [ 6637.041244] [<ffffffff8150f8d0>] spin_dump+0x8a/0x8f
  3315. [ 6637.041544] [<ffffffff812641b8>] do_raw_spin_lock+0xd6/0xfe
  3316. [ 6637.041845] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3317. [ 6637.042149] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3318. [ 6637.042465] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3319. [ 6637.042771] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3320. [ 6637.043078] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3321. [ 6637.043384] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3322. [ 6637.043691] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3323. [ 6637.043996] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3324. [ 6637.044301] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3325. [ 6637.044608] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3326. [ 6637.044912] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3327. [ 6637.045219] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3328. [ 6637.045525] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3329. [ 6637.045832] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3330. [ 6637.046135] sending NMI to all CPUs:
  3331. [ 6637.046428] NMI backtrace for cpu 0
  3332. [ 6637.046725] CPU 0
  3333. [ 6637.046808] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3334. [ 6637.051860]
  3335. [ 6637.052155] Pid: 108, comm: kworker/0:2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3336. [ 6637.052916] RIP: 0010:[<ffffffff81029dfe>] [<ffffffff81029dfe>] default_send_IPI_mask_sequence_phys+0x43/0x97
  3337. [ 6637.053526] RSP: 0018:ffff88031d29fca0 EFLAGS: 00000093
  3338. [ 6637.053831] RAX: ffff880332800000 RBX: 0000000000000086 RCX: 0000000000000001
  3339. [ 6637.059423] RDX: 0000000000000001 RSI: 0000000000000002 RDI: 0000000000000002
  3340. [ 6637.059731] RBP: ffff88031d29fcd0 R08: 0000000000000000 R09: ffffffff81b75460
  3341. [ 6637.060039] R10: ffffffff81080434 R11: 00000002ff536270 R12: 000000000000da42
  3342. [ 6637.060365] R13: 0000000000000002 R14: ffffffff81b75460 R15: 0000000000000001
  3343. [ 6637.060676] FS: 0000000000000000(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  3344. [ 6637.061197] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3345. [ 6637.061501] CR2: 00007f8491964260 CR3: 0000000001a05000 CR4: 00000000000006e0
  3346. [ 6637.061809] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3347. [ 6637.062115] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3348. [ 6637.062424] Process kworker/0:2 (pid: 108, threadinfo ffff88031d29e000, task ffff88031d192440)
  3349. [ 6637.062948] Stack:
  3350. [ 6637.063242] 0000000000000000 0000000000002710 000000007f276c10 000000007f276c10
  3351. [ 6637.064079] 0000000000000000 ffff880305da4660 ffff88031d29fce0 ffffffff8102c480
  3352. [ 6637.064924] ffff88031d29fd00 ffffffff81029f72 ffff88031d29ff58 ffff88061d660728
  3353. [ 6637.065756] Call Trace:
  3354. [ 6637.066056] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  3355. [ 6637.066369] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  3356. [ 6637.066681] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  3357. [ 6637.066993] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3358. [ 6637.067305] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3359. [ 6637.067614] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3360. [ 6637.067924] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3361. [ 6637.068234] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3362. [ 6637.068544] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3363. [ 6637.068853] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3364. [ 6637.069159] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3365. [ 6637.069465] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3366. [ 6637.069772] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3367. [ 6637.070076] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3368. [ 6637.070383] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3369. [ 6637.070694] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3370. [ 6637.071004] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3371. [ 6637.071324] Code: 00 00 49 83 cf ff 49 89 fe 41 89 f5 e8 2f ff ff ff 48 89 c3 e8 23 2a 06 00 eb 15 4a 8b 04 fd e0 38 b7 81 44 89 ee 41 0f b7 3c 04 <e8> 5b ff ff ff 41 ff c7 be 00 01 00 00 4c 89 f7 49 63 d7 e8 3a
  3372. [ 6637.084513] Call Trace:
  3373. [ 6637.084808] [<ffffffff8102c480>] physflat_send_IPI_all+0x17/0x19
  3374. [ 6637.085117] [<ffffffff81029f72>] arch_trigger_all_cpu_backtrace+0x57/0x89
  3375. [ 6637.085427] [<ffffffff812641bd>] do_raw_spin_lock+0xdb/0xfe
  3376. [ 6637.085737] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3377. [ 6637.086043] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3378. [ 6637.086351] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3379. [ 6637.086659] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3380. [ 6637.086967] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3381. [ 6637.087277] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3382. [ 6637.087587] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3383. [ 6637.087896] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3384. [ 6637.088204] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3385. [ 6637.088514] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3386. [ 6637.088822] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3387. [ 6637.089131] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3388. [ 6637.089442] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3389. [ 6637.089753] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3390. [ 6637.090062] NMI backtrace for cpu 1
  3391. [ 6637.090372] CPU 1
  3392. [ 6637.090464] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3393. [ 6637.095890]
  3394. [ 6637.096195] Pid: 529, comm: jbd2/dm-0-8 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3395. [ 6637.096995] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  3396. [ 6637.097615] RSP: 0018:ffff880307a9b808 EFLAGS: 00000082
  3397. [ 6637.097925] RAX: 00000000b40c2d54 RBX: ffff880307a9bfd8 RCX: 00000000b40c2d2c
  3398. [ 6637.098240] RDX: 0000000000000d08 RSI: 0000000000000100 RDI: 0000000000000001
  3399. [ 6637.098555] RBP: ffff880307a9b808 R08: 0000000000000100 R09: ffffffff81b75480
  3400. [ 6637.098870] R10: ffffffff81080434 R11: 00000002ff4cb7c8 R12: ffffffffb40c2d2c
  3401. [ 6637.099188] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000211
  3402. [ 6637.099505] FS: 0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  3403. [ 6637.100035] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3404. [ 6637.100348] CR2: 00007f5e759a6000 CR3: 0000000001a05000 CR4: 00000000000006e0
  3405. [ 6637.100666] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3406. [ 6637.100983] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3407. [ 6637.101301] Process jbd2/dm-0-8 (pid: 529, threadinfo ffff880307a9a000, task ffff8803167d8000)
  3408. [ 6637.101834] Stack:
  3409. [ 6637.102137] ffff880307a9b818 ffffffff8125e81e ffff880307a9b850 ffffffff8125e868
  3410. [ 6637.103017] ffff88061d660728 000000007f276c10 000000006a25d6a1 0000000000000000
  3411. [ 6637.103899] 0000000000000211 ffff880307a9b860 ffffffff8125e7a9 ffff880307a9b890
  3412. [ 6637.104783] Call Trace:
  3413. [ 6637.105094] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  3414. [ 6637.105414] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  3415. [ 6637.105732] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3416. [ 6637.106051] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3417. [ 6637.106373] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3418. [ 6637.106694] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3419. [ 6637.107012] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3420. [ 6637.107331] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3421. [ 6637.107652] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3422. [ 6637.107970] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3423. [ 6637.108290] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3424. [ 6637.108611] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3425. [ 6637.108927] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3426. [ 6637.109251] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  3427. [ 6637.109573] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3428. [ 6637.109895] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3429. [ 6637.110217] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  3430. [ 6637.110537] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3431. [ 6637.110859] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3432. [ 6637.111179] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  3433. [ 6637.111498] [<ffffffff810fd385>] __writepage+0x17/0x36
  3434. [ 6637.111815] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3435. [ 6637.112131] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3436. [ 6637.112449] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  3437. [ 6637.112978] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3438. [ 6637.113296] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  3439. [ 6637.113831] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  3440. [ 6637.114153] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  3441. [ 6637.114473] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  3442. [ 6637.114793] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  3443. [ 6637.115129] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  3444. [ 6637.115451] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3445. [ 6637.115770] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3446. [ 6637.116091] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3447. [ 6637.116413] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3448. [ 6637.116735] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3449. [ 6637.117052] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  3450. [ 6637.121148] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  3451. [ 6637.123595] Call Trace:
  3452. [ 6637.123903] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  3453. [ 6637.124222] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  3454. [ 6637.124540] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3455. [ 6637.134595] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3456. [ 6637.134918] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3457. [ 6637.135240] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3458. [ 6637.135560] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3459. [ 6637.135880] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3460. [ 6637.136202] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3461. [ 6637.136521] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3462. [ 6637.136841] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3463. [ 6637.137162] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3464. [ 6637.137480] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3465. [ 6637.137801] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  3466. [ 6637.138120] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3467. [ 6637.138442] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3468. [ 6637.138764] [<ffffffff811b14f5>] ? ext4_get_block_write+0x15/0x15
  3469. [ 6637.139084] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3470. [ 6637.139407] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3471. [ 6637.139725] [<ffffffff811b1396>] ext4_writepage+0x1bf/0x1ec
  3472. [ 6637.140044] [<ffffffff810fd385>] __writepage+0x17/0x36
  3473. [ 6637.140358] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3474. [ 6637.140674] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3475. [ 6637.140990] [<ffffffff811e7895>] ? jbd2_journal_commit_transaction+0x4f6/0x17a1
  3476. [ 6637.141518] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3477. [ 6637.141835] [<ffffffff811e799c>] jbd2_journal_commit_transaction+0x5fd/0x17a1
  3478. [ 6637.142369] [<ffffffff81515527>] ? _raw_spin_unlock_irqrestore+0x4d/0x61
  3479. [ 6637.142691] [<ffffffff8106af00>] ? del_timer_sync+0x29/0xd0
  3480. [ 6637.143009] [<ffffffff811ec433>] kjournald2+0x147/0x37a
  3481. [ 6637.143326] [<ffffffff8107b9b4>] ? __init_waitqueue_head+0x4b/0x4b
  3482. [ 6637.143646] [<ffffffff811ec2ec>] ? commit_timeout+0x10/0x10
  3483. [ 6637.143964] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3484. [ 6637.144282] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3485. [ 6637.144601] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3486. [ 6637.144922] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3487. [ 6637.145241] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3488. [ 6637.145559] NMI backtrace for cpu 2
  3489. [ 6637.145864] CPU 2
  3490. [ 6637.145942] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3491. [ 6637.156027]
  3492. [ 6637.156319] Pid: 0, comm: swapper/2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3493. [ 6637.157067] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  3494. [ 6637.157664] RSP: 0018:ffff88032a70fe38 EFLAGS: 00000046
  3495. [ 6637.157961] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  3496. [ 6637.158266] RDX: 0000000000000000 RSI: ffff88032a70ffd8 RDI: ffffffff81a13940
  3497. [ 6637.158570] RBP: ffff88032a70fe98 R08: 00000000000000c8 R09: 00000000002d7ba0
  3498. [ 6637.158874] R10: ffff88061d6a83b0 R11: 0000000000000204 R12: 0000000000000003
  3499. [ 6637.159177] R13: ffffe8fcff200470 R14: 0000000000000020 R15: 12600533bd64dfdf
  3500. [ 6637.159479] FS: 0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  3501. [ 6637.159997] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3502. [ 6637.160297] CR2: 000000352ce16f9e CR3: 0000000001a05000 CR4: 00000000000006e0
  3503. [ 6637.160601] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3504. [ 6637.160903] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3505. [ 6637.161207] Process swapper/2 (pid: 0, threadinfo ffff88032a70e000, task ffff88032a714880)
  3506. [ 6637.161723] Stack:
  3507. [ 6637.162011] ffff88032a70fe98 ffffffff813f68ed 000000000000029f 00000000326d5817
  3508. [ 6637.162819] 000000000000029f 00000002326d5817 ffff88032a70fec8 ffffe8fcff200470
  3509. [ 6637.163626] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000002
  3510. [ 6637.164431] Call Trace:
  3511. [ 6637.164725] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  3512. [ 6637.165030] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  3513. [ 6637.165335] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  3514. [ 6637.165651] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  3515. [ 6637.165956] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  3516. [ 6637.171462] Call Trace:
  3517. [ 6637.171753] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  3518. [ 6637.172055] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  3519. [ 6637.172358] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  3520. [ 6637.172661] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  3521. [ 6637.172965] NMI backtrace for cpu 3
  3522. [ 6637.173267] CPU 3
  3523. [ 6637.173345] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3524. [ 6637.178177]
  3525. [ 6637.178467] Pid: 0, comm: swapper/3 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3526. [ 6637.186088] RIP: 0010:[<ffffffff812a3501>] [<ffffffff812a3501>] intel_idle+0xd1/0x148
  3527. [ 6637.186686] RSP: 0018:ffff88032a741e38 EFLAGS: 00000046
  3528. [ 6637.186987] RAX: 0000000000000020 RBX: 0000000000000008 RCX: 0000000000000001
  3529. [ 6637.187293] RDX: 0000000000000000 RSI: ffff88032a741fd8 RDI: ffffffff81a13940
  3530. [ 6637.187597] RBP: ffff88032a741e98 R08: 00000000000000c8 R09: 00000000280b6a26
  3531. [ 6637.187901] R10: ffff88032a5a83b0 R11: 0000000000000204 R12: 0000000000000003
  3532. [ 6637.188205] R13: ffffe8fcff400470 R14: 0000000000000020 R15: 126005482778a658
  3533. [ 6637.188513] FS: 0000000000000000(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  3534. [ 6637.189030] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3535. [ 6637.189331] CR2: 00007f3a0b97d000 CR3: 0000000001a05000 CR4: 00000000000006e0
  3536. [ 6637.189635] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3537. [ 6637.189937] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3538. [ 6637.190241] Process swapper/3 (pid: 0, threadinfo ffff88032a740000, task ffff88032a738000)
  3539. [ 6637.190758] Stack:
  3540. [ 6637.191047] ffff88032a741e98 ffffffff813f68ed 0000000000000248 0000000009f439c0
  3541. [ 6637.191853] 0000000000000248 0000000309f439c0 ffff88032a741ec8 ffffe8fcff400470
  3542. [ 6637.192660] 0000000000000003 ffffffff81a779c0 ffffffff81a77ab8 0000000000000003
  3543. [ 6637.193467] Call Trace:
  3544. [ 6637.193762] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  3545. [ 6637.194068] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  3546. [ 6637.194375] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  3547. [ 6637.194682] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  3548. [ 6637.194987] Code: 28 e0 ff ff 80 e2 08 75 22 31 d2 48 83 c0 10 48 89 d1 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 08 b1 01 4c 89 f0 0f 01 c9 <e8> a7 0d de ff 4c 29 f8 48 89 c7 e8 f4 f8 db ff 49 89 c6 49 89
  3549. [ 6637.200467] Call Trace:
  3550. [ 6637.200758] [<ffffffff813f68ed>] ? menu_select+0x1a9/0x2dd
  3551. [ 6637.201059] [<ffffffff813f576e>] cpuidle_idle_call+0x128/0x21a
  3552. [ 6637.201362] [<ffffffff8100f37e>] cpu_idle+0xbc/0x116
  3553. [ 6637.201663] [<ffffffff81501aa4>] start_secondary+0x25d/0x25f
  3554. [ 6637.201966] NMI backtrace for cpu 4
  3555. [ 6637.202276] CPU 4
  3556. [ 6637.202364] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3557. [ 6637.207620]
  3558. [ 6637.207920] Pid: 1853, comm: gconfd-2 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3559. [ 6637.208713] RIP: 0010:[<ffffffff8125e828>] [<ffffffff8125e828>] delay_tsc+0x6/0xa3
  3560. [ 6637.209330] RSP: 0018:ffff88061d5bf9a0 EFLAGS: 00000003
  3561. [ 6637.209641] RAX: 0000000000002df1 RBX: ffff88061d660728 RCX: 00000000b415f604
  3562. [ 6637.209957] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  3563. [ 6637.210273] RBP: ffff88061d5bf9a8 R08: 0000000000000100 R09: ffffffff81b75480
  3564. [ 6637.210589] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  3565. [ 6637.210906] R13: 00000000239906c8 R14: 0000000000000000 R15: 0000000000000000
  3566. [ 6637.211222] FS: 00007fe1f47cc700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  3567. [ 6637.211747] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  3568. [ 6637.212055] CR2: 00007f5e738a70e0 CR3: 000000060b1bf000 CR4: 00000000000006e0
  3569. [ 6637.212367] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3570. [ 6637.212679] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3571. [ 6637.213003] Process gconfd-2 (pid: 1853, threadinfo ffff88061d5be000, task ffff88062a654880)
  3572. [ 6637.213527] Stack:
  3573. [ 6637.213827] 0000000000000000 ffff88061d5bf9b8 ffffffff8125e7a9 ffff88061d5bf9e8
  3574. [ 6637.214693] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  3575. [ 6637.215556] ffff88061d60f200 ffff88061d5bfa18 ffffffff81514fed ffffffff8123fd4f
  3576. [ 6637.216415] Call Trace:
  3577. [ 6637.216718] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3578. [ 6637.217029] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3579. [ 6637.217344] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3580. [ 6637.217660] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3581. [ 6637.217974] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3582. [ 6637.218290] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3583. [ 6637.218606] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3584. [ 6637.218918] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3585. [ 6637.219249] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3586. [ 6637.219565] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  3587. [ 6637.219881] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  3588. [ 6637.220198] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  3589. [ 6637.220516] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  3590. [ 6637.220831] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  3591. [ 6637.221147] [<ffffffff81152816>] do_last+0x24a/0x5a0
  3592. [ 6637.221462] [<ffffffff81152c71>] path_openat+0xd2/0x326
  3593. [ 6637.221777] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  3594. [ 6637.222093] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  3595. [ 6637.222418] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  3596. [ 6637.222734] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  3597. [ 6637.223051] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  3598. [ 6637.223366] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  3599. [ 6637.223682] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  3600. [ 6637.224002] [<ffffffff811454fa>] sys_open+0x20/0x22
  3601. [ 6637.224317] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  3602. [ 6637.224633] Code: e8 a9 ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3 55 48 89 e5 41 57
  3603. [ 6637.236965] 56 41 55 41 54 53 66 66 66 66 90 65 48 8b 1c 25 88 c4 00 00
  3604. [ 6637.239298] Call Trace:
  3605. [ 6637.239603] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3606. [ 6637.239916] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3607. [ 6637.240228] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3608. [ 6637.240539] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3609. [ 6637.240850] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3610. [ 6637.241161] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3611. [ 6637.241472] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3612. [ 6637.241784] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3613. [ 6637.242099] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3614. [ 6637.242412] [<ffffffff811700d2>] bh_submit_read+0x42/0x5d
  3615. [ 6637.242726] [<ffffffff811ac156>] ext4_read_inode_bitmap+0x22c/0x2d5
  3616. [ 6637.243042] [<ffffffff811ac99a>] ext4_new_inode+0x3cf/0xd24
  3617. [ 6637.243358] [<ffffffff811b7c52>] ext4_create+0xbe/0x13f
  3618. [ 6637.243672] [<ffffffff81151d0a>] vfs_create+0x6c/0x8d
  3619. [ 6637.243986] [<ffffffff81152816>] do_last+0x24a/0x5a0
  3620. [ 6637.244299] [<ffffffff81152c71>] path_openat+0xd2/0x326
  3621. [ 6637.244612] [<ffffffff81112032>] ? might_fault+0x5c/0xac
  3622. [ 6637.244926] [<ffffffff8115d776>] ? alloc_fd+0x3b/0x18f
  3623. [ 6637.245240] [<ffffffff81152fc2>] do_filp_open+0x38/0x86
  3624. [ 6637.245554] [<ffffffff81514f04>] ? _raw_spin_unlock+0x29/0x3c
  3625. [ 6637.245869] [<ffffffff8115d8b8>] ? alloc_fd+0x17d/0x18f
  3626. [ 6637.246181] [<ffffffff81145448>] do_sys_open+0x6e/0x100
  3627. [ 6637.246494] [<ffffffff810b53ca>] ? audit_syscall_entry+0x11c/0x148
  3628. [ 6637.246809] [<ffffffff811454fa>] sys_open+0x20/0x22
  3629. [ 6637.247121] [<ffffffff8151c342>] system_call_fastpath+0x16/0x1b
  3630. [ 6637.247435] NMI backtrace for cpu 5
  3631. [ 6637.247744] CPU 5
  3632. [ 6637.247837] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3633. [ 6637.258600]
  3634. [ 6637.258907] Pid: 558, comm: flush-253:0 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3635. [ 6637.259716] RIP: 0010:[<ffffffff8125e80d>] [<ffffffff8125e80d>] paravirt_read_tsc+0x9/0x1e
  3636. [ 6637.260342] RSP: 0018:ffff88031cd55738 EFLAGS: 00000003
  3637. [ 6637.260656] RAX: 0000000000002df1 RBX: ffff88031cd55fd8 RCX: 00000000b415f7dc
  3638. [ 6637.260977] RDX: 000000002df12df0 RSI: 0000000000000100 RDI: 0000000000000001
  3639. [ 6637.261296] RBP: ffff88031cd55738 R08: 0000000000000100 R09: ffffffff81b75480
  3640. [ 6637.261616] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: 000000007f276c10
  3641. [ 6637.261937] R13: 0000000000000001 R14: 0000000000000005 R15: 0000000000000001
  3642. [ 6637.262258] FS: 0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  3643. [ 6637.262793] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3644. [ 6637.263110] CR2: 00007f05714a5fd0 CR3: 0000000001a05000 CR4: 00000000000006e0
  3645. [ 6637.263431] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3646. [ 6637.263752] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3647. [ 6637.264072] Process flush-253:0 (pid: 558, threadinfo ffff88031cd54000, task ffff880307954880)
  3648. [ 6637.264606] Stack:
  3649. [ 6637.264911] ffff88031cd55770 ffffffff8125e85a ffff88061d660728 000000007f276c10
  3650. [ 6637.265798] 000000006f484887 0000000000000000 0000000000000001 ffff88031cd55780
  3651. [ 6637.266681] ffffffff8125e7a9 ffff88031cd557b0 ffffffff81264197 ffff88061d660728
  3652. [ 6637.267565] Call Trace:
  3653. [ 6637.267875] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  3654. [ 6637.268195] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3655. [ 6637.268513] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3656. [ 6637.268832] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3657. [ 6637.269151] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3658. [ 6637.269469] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3659. [ 6637.269789] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3660. [ 6637.270108] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3661. [ 6637.270428] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3662. [ 6637.270748] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3663. [ 6637.271068] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3664. [ 6637.271386] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3665. [ 6637.271708] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3666. [ 6637.272044] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3667. [ 6637.272369] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3668. [ 6637.272693] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3669. [ 6637.273014] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3670. [ 6637.273348] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3671. [ 6637.273671] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  3672. [ 6637.273993] [<ffffffff810fd385>] __writepage+0x17/0x36
  3673. [ 6637.274315] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3674. [ 6637.274638] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3675. [ 6637.274959] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  3676. [ 6637.275281] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3677. [ 6637.275603] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  3678. [ 6637.275923] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  3679. [ 6637.276246] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  3680. [ 6637.276568] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  3681. [ 6637.276890] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  3682. [ 6637.277209] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  3683. [ 6637.277528] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  3684. [ 6637.277851] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  3685. [ 6637.278175] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  3686. [ 6637.278495] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3687. [ 6637.278814] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3688. [ 6637.279134] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3689. [ 6637.279456] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3690. [ 6637.279779] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3691. [ 6637.280097] Code: 48 69 ff c7 10 00 00 e8 bd ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90 48 8d 3c bf e8 a9 ff ff ff 5d c3 55 48 89 e5 66 66 66 66 90
  3692. [ 6637.284270] 83 3d 93 99 7b 00 00 75 02 0f 0b e8 83 85 db ff 66 90 5d c3
  3693. [ 6637.296173] Call Trace:
  3694. [ 6637.296482] [<ffffffff8125e85a>] delay_tsc+0x38/0xa3
  3695. [ 6637.296800] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3696. [ 6637.297116] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3697. [ 6637.297433] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3698. [ 6637.297750] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3699. [ 6637.298067] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3700. [ 6637.298383] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3701. [ 6637.298702] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3702. [ 6637.299020] [<ffffffff81171d9b>] ? bio_alloc_bioset+0x4c/0xc3
  3703. [ 6637.299341] [<ffffffff8110d2d8>] ? inc_zone_page_state+0x27/0x29
  3704. [ 6637.299662] [<ffffffff8116d5f8>] submit_bh+0xe6/0x105
  3705. [ 6637.299981] [<ffffffff8116ecef>] __block_write_full_page+0x1e7/0x2dd
  3706. [ 6637.300303] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3707. [ 6637.300621] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3708. [ 6637.300944] [<ffffffff81170650>] ? bit_spin_lock.constprop.28+0x55/0x55
  3709. [ 6637.301267] [<ffffffff8117339a>] ? thaw_bdev+0x7b/0x7b
  3710. [ 6637.301587] [<ffffffff811704e1>] block_write_full_page_endio+0x8a/0x97
  3711. [ 6637.301910] [<ffffffff81170503>] block_write_full_page+0x15/0x17
  3712. [ 6637.302231] [<ffffffff811730e9>] blkdev_writepage+0x18/0x1a
  3713. [ 6637.302553] [<ffffffff810fd385>] __writepage+0x17/0x36
  3714. [ 6637.302873] [<ffffffff810fdbc5>] write_cache_pages+0x253/0x3a2
  3715. [ 6637.303194] [<ffffffff810fd36e>] ? bdi_set_max_ratio+0x6f/0x6f
  3716. [ 6637.303516] [<ffffffff8108cc01>] ? register_lock_class+0x1e/0x2d3
  3717. [ 6637.303838] [<ffffffff810fdd57>] generic_writepages+0x43/0x59
  3718. [ 6637.304159] [<ffffffff810fecae>] do_writepages+0x24/0x2d
  3719. [ 6637.304479] [<ffffffff81167d0a>] writeback_single_inode+0x16d/0x374
  3720. [ 6637.304802] [<ffffffff81168283>] writeback_sb_inodes+0x19d/0x256
  3721. [ 6637.305124] [<ffffffff811683b4>] __writeback_inodes_wb+0x78/0xb9
  3722. [ 6637.305446] [<ffffffff811689e8>] wb_writeback+0x169/0x327
  3723. [ 6637.305766] [<ffffffff8108dcff>] ? lock_acquired+0x20f/0x23e
  3724. [ 6637.306088] [<ffffffff81169095>] wb_do_writeback+0x179/0x1f4
  3725. [ 6637.306408] [<ffffffff811691c8>] bdi_writeback_thread+0xb8/0x2d4
  3726. [ 6637.306730] [<ffffffff81169110>] ? wb_do_writeback+0x1f4/0x1f4
  3727. [ 6637.307051] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3728. [ 6637.307370] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3729. [ 6637.307689] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3730. [ 6637.308010] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3731. [ 6637.308330] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3732. [ 6637.308647] NMI backtrace for cpu 6
  3733. [ 6637.308956] CPU 6
  3734. [ 6637.309048] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3735. [ 6637.314475]
  3736. [ 6637.314781] Pid: 2079, comm: bash Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3737. [ 6637.315583] RIP: 0010:[<ffffffff8125e870>] [<ffffffff8125e870>] delay_tsc+0x4e/0xa3
  3738. [ 6637.316206] RSP: 0018:ffff88060780b7a0 EFLAGS: 00000006
  3739. [ 6637.316521] RAX: ffffffffb4193b7c RBX: ffff88060780bfd8 RCX: 00000000b4193b7c
  3740. [ 6637.316839] RDX: 0000000000000028 RSI: 0000000000000100 RDI: 0000000000000001
  3741. [ 6637.317158] RBP: ffff88060780b7c8 R08: 0000000000000100 R09: ffffffff81b75480
  3742. [ 6637.317476] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffb4193b54
  3743. [ 6637.317793] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000000
  3744. [ 6637.318112] FS: 00007f3321c49700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  3745. [ 6637.318643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  3746. [ 6637.318958] CR2: 0000000001d14580 CR3: 000000060b178000 CR4: 00000000000006e0
  3747. [ 6637.319276] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3748. [ 6637.319593] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3749. [ 6637.319911] Process bash (pid: 2079, threadinfo ffff88060780a000, task ffff88060e2e0000)
  3750. [ 6637.320443] Stack:
  3751. [ 6637.320746] ffff88061d660728 000000007f276c10 000000006907ec4e 0000000000000000
  3752. [ 6637.321629] 0000000000000000 ffff88060780b7d8 ffffffff8125e7a9 ffff88060780b808
  3753. [ 6637.322515] ffffffff81264197 ffff88061d660728 ffff88061d660740 0000000000000000
  3754. [ 6637.323396] Call Trace:
  3755. [ 6637.323706] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3756. [ 6637.324026] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3757. [ 6637.324347] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3758. [ 6637.324670] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3759. [ 6637.324993] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3760. [ 6637.325314] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3761. [ 6637.325634] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3762. [ 6637.325962] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3763. [ 6637.326278] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  3764. [ 6637.326596] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  3765. [ 6637.326913] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3766. [ 6637.327236] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  3767. [ 6637.327556] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  3768. [ 6637.327878] [<ffffffff810ff304>] ra_submit+0x21/0x25
  3769. [ 6637.328197] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  3770. [ 6637.328518] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  3771. [ 6637.328839] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  3772. [ 6637.329162] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  3773. [ 6637.329483] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  3774. [ 6637.329801] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  3775. [ 6637.330121] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  3776. [ 6637.330439] [<ffffffff811460be>] vfs_read+0xac/0xf3
  3777. [ 6637.330758] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  3778. [ 6637.331077] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  3779. [ 6637.331409] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  3780. [ 6637.331729] [<ffffffff8114c83a>] do_execve+0x43/0x45
  3781. [ 6637.332048] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  3782. [ 6637.332366] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  3783. [ 6637.332682] Code: fd 65 44 8b 34 25 28 da 00 00 66 66 90 0f ae e8 e8 aa ff ff ff 4c 63 e0 66 66 90 0f ae e8 e8 9c ff ff ff 48 98 48 89 c2 4c 29 e2 <4c> 39 ea 73 36 48 8d 93 28 e0 ff ff ff 4a 1c f3 90 ff 42 1c 65
  3784. [ 6637.348273] Call Trace:
  3785. [ 6637.348586] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3786. [ 6637.348903] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3787. [ 6637.354511] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3788. [ 6637.354827] [<ffffffff8123fd4f>] ? blk_queue_bio+0xd8/0x285
  3789. [ 6637.355144] [<ffffffff8123fd4f>] blk_queue_bio+0xd8/0x285
  3790. [ 6637.355460] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3791. [ 6637.355780] [<ffffffff8123e551>] generic_make_request+0x9f/0xe0
  3792. [ 6637.356100] [<ffffffff8123e670>] submit_bio+0xde/0xfd
  3793. [ 6637.356419] [<ffffffff8110025c>] ? __lru_cache_add+0x43/0x77
  3794. [ 6637.356739] [<ffffffff81176147>] mpage_readpages+0xf9/0x116
  3795. [ 6637.357058] [<ffffffff811b1517>] ? noalloc_get_block_write+0x22/0x22
  3796. [ 6637.357379] [<ffffffff811add0b>] ext4_readpages+0x1d/0x1f
  3797. [ 6637.357698] [<ffffffff810ff015>] __do_page_cache_readahead+0x158/0x1de
  3798. [ 6637.358020] [<ffffffff810ff304>] ra_submit+0x21/0x25
  3799. [ 6637.358338] [<ffffffff810ff4f6>] ondemand_readahead+0x1ee/0x1fd
  3800. [ 6637.358658] [<ffffffff810ff5c7>] page_cache_sync_readahead+0x40/0x45
  3801. [ 6637.358980] [<ffffffff810f68bd>] generic_file_aio_read+0x2b9/0x65b
  3802. [ 6637.359301] [<ffffffff8108fe8c>] ? lock_acquire+0x116/0x145
  3803. [ 6637.359620] [<ffffffff811458e0>] do_sync_read+0xc2/0x102
  3804. [ 6637.359939] [<ffffffff8120c556>] ? security_file_permission+0x2e/0x33
  3805. [ 6637.360259] [<ffffffff81145d31>] ? rw_verify_area+0xb6/0xd3
  3806. [ 6637.360578] [<ffffffff811460be>] vfs_read+0xac/0xf3
  3807. [ 6637.360894] [<ffffffff8114acb8>] kernel_read+0x41/0x50
  3808. [ 6637.361212] [<ffffffff8114adcd>] prepare_binprm+0x106/0x112
  3809. [ 6637.361530] [<ffffffff8114c68f>] do_execve_common+0x175/0x2dd
  3810. [ 6637.361849] [<ffffffff8114c83a>] do_execve+0x43/0x45
  3811. [ 6637.362166] [<ffffffff81017e5e>] sys_execve+0x43/0x5a
  3812. [ 6637.362484] [<ffffffff8151c81c>] stub_execve+0x6c/0xc0
  3813. [ 6637.362801] NMI backtrace for cpu 7
  3814. [ 6637.363100] CPU 7
  3815. [ 6637.363183] Modules linked in: netconsole configfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle tun lockd bridge stp llc xt_physdev nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack e1000e serio_raw i2c_i801 joydev i2c_core microcode pcspkr i7core_edac iTCO_wdt iTCO_vendor_support ioatdma edac_core dca virtio_net kvm_intel sunrpc kvm 3w_9xxx [last unloaded: netconsole]
  3816. [ 6637.368209]
  3817. [ 6637.368501] Pid: 111, comm: kworker/7:1 Tainted: G D W 3.2.0-rc5+ #1 Supermicro X8DTL/X8DTL
  3818. [ 6637.369258] RIP: 0010:[<ffffffff81016da7>] [<ffffffff81016da7>] native_read_tsc+0x6/0x14
  3819. [ 6637.369857] RSP: 0018:ffff88061e1d1ca8 EFLAGS: 00000082
  3820. [ 6637.370163] RAX: 00000000b4193d5c RBX: ffff88061e1d1fd8 RCX: 00000000b4193d34
  3821. [ 6637.370473] RDX: 0000000000000d08 RSI: 0000000000000100 RDI: 0000000000000001
  3822. [ 6637.370782] RBP: ffff88061e1d1ca8 R08: 0000000000000100 R09: ffffffff81b75480
  3823. [ 6637.371093] R10: ffffffff81080434 R11: 0000000611bb2aa8 R12: ffffffffb4193d34
  3824. [ 6637.371402] R13: 0000000000000001 R14: 0000000000000007 R15: ffff880629cfa200
  3825. [ 6637.371711] FS: 0000000000000000(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  3826. [ 6637.372234] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  3827. [ 6637.372540] CR2: 00007f8bd2416000 CR3: 0000000307965000 CR4: 00000000000006e0
  3828. [ 6637.372849] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  3829. [ 6637.373159] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  3830. [ 6637.373468] Process kworker/7:1 (pid: 111, threadinfo ffff88061e1d0000, task ffff88062a6d4880)
  3831. [ 6637.373990] Stack:
  3832. [ 6637.374284] ffff88061e1d1cb8 ffffffff8125e81e ffff88061e1d1cf0 ffffffff8125e868
  3833. [ 6637.375118] ffff88061d660728 000000007f276c10 000000007097de89 0000000000000000
  3834. [ 6637.375948] ffff880629cfa200 ffff88061e1d1d00 ffffffff8125e7a9 ffff88061e1d1d30
  3835. [ 6637.376776] Call Trace:
  3836. [ 6637.377076] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  3837. [ 6637.377387] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  3838. [ 6637.377695] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3839. [ 6637.378003] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3840. [ 6637.378315] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3841. [ 6637.378626] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3842. [ 6637.378936] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3843. [ 6637.379250] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3844. [ 6637.379561] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3845. [ 6637.379873] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3846. [ 6637.380183] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3847. [ 6637.380493] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3848. [ 6637.380804] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3849. [ 6637.381115] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3850. [ 6637.381424] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3851. [ 6637.381735] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3852. [ 6637.382049] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3853. [ 6637.382359] [<ffffffff8151e540>] ? gs_change+0x13/0x13
  3854. [ 6637.382664] Code: 7a 24 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
  3855. [ 6637.386327] c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 48 89 e5 41 57 41
  3856. [ 6637.388560] Call Trace:
  3857. [ 6637.388857] [<ffffffff8125e81e>] paravirt_read_tsc+0x1a/0x1e
  3858. [ 6637.389167] [<ffffffff8125e868>] delay_tsc+0x46/0xa3
  3859. [ 6637.389474] [<ffffffff8125e7a9>] __delay+0xf/0x11
  3860. [ 6637.389781] [<ffffffff81264197>] do_raw_spin_lock+0xb5/0xfe
  3861. [ 6637.390090] [<ffffffff81514fed>] _raw_spin_lock_irq+0x6f/0x82
  3862. [ 6637.390399] [<ffffffff81242286>] ? ioc_release_fn+0x7d/0xe0
  3863. [ 6637.390707] [<ffffffff81515405>] ? _raw_spin_unlock_irq+0x32/0x45
  3864. [ 6637.391015] [<ffffffff81242286>] ioc_release_fn+0x7d/0xe0
  3865. [ 6637.391323] [<ffffffff81076792>] process_one_work+0x214/0x3fd
  3866. [ 6637.391645] [<ffffffff810766d3>] ? process_one_work+0x155/0x3fd
  3867. [ 6637.391956] [<ffffffff81242209>] ? ioc_exit_icq+0x13b/0x13b
  3868. [ 6637.392266] [<ffffffff81077447>] worker_thread+0xda/0x15d
  3869. [ 6637.392574] [<ffffffff8107736d>] ? manage_workers+0x176/0x176
  3870. [ 6637.392885] [<ffffffff8107b131>] kthread+0xa8/0xb0
  3871. [ 6637.393192] [<ffffffff8151e544>] kernel_thread_helper+0x4/0x10
  3872. [ 6637.393501] [<ffffffff81515874>] ? retint_restore_args+0x13/0x13
  3873. [ 6637.393811] [<ffffffff8107b089>] ? __init_kthread_worker+0x5a/0x5a
  3874. [ 6637.394122] [<ffffffff8151e540>] ? gs_change+0x13/0x13
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