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kvm lock on fedora-16

By: n8whnp on Dec 5th, 2011  |  syntax: None  |  size: 124.86 KB  |  hits: 159  |  expires: Never
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  1. [root@node3 Testsuite.stable]# dmesg
  2. ff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  3. [ 4959.811741]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  4. [ 4959.811744]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  5. [ 4959.811747] NMI backtrace for cpu 2
  6. [ 4959.811750] CPU 2
  7. [ 4959.811752] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  8. [ 4959.811784]
  9. [ 4959.811788] Pid: 0, comm: kworker/0:1 Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  10. [ 4959.811796] RIP: 0010:[<ffffffff812503be>]  [<ffffffff812503be>] timerqueue_del+0x5c/0x6a
  11. [ 4959.811806] RSP: 0018:ffff880332a03e88  EFLAGS: 00000096
  12. [ 4959.811810] RAX: ffff880332a0e470 RBX: ffff8806213d84f8 RCX: 0000000000000000
  13. [ 4959.811817] RDX: ffff880332a0e470 RSI: ffff880332a0e390 RDI: ffff8806213d84f8
  14. [ 4959.811821] RBP: ffff880332a03e98 R08: 00000000ffffffff R09: 0000000000000001
  15. [ 4959.811823] R10: 00000002828e20f0 R11: 000000000000039f R12: ffff880332a0e390
  16. [ 4959.811826] R13: 0000000000000002 R14: ffff880332a03f50 R15: 7fffffffffffffff
  17. [ 4959.811829] FS:  0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  18. [ 4959.811831] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  19. [ 4959.811834] CR2: 00007f9c23f3dca4 CR3: 0000000001a05000 CR4: 00000000000026e0
  20. [ 4959.811837] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  21. [ 4959.811839] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  22. [ 4959.811842] Process kworker/0:1 (pid: 0, threadinfo ffff88032a01e000, task ffff88032a024960)
  23. [ 4959.811844] Stack:
  24. [ 4959.811845]  ffff880332a0e380 ffff8806213d84f8 ffff880332a03ec8 ffffffff8107db13
  25. [ 4959.811850]  00000002828e20f0 ffff8806213d84f8 ffff880332a0e380 ffff880332a0e300
  26. [ 4959.811854]  ffff880332a03f18 ffffffff8107db94 0000000000000001 7fffffffffffffff
  27. [ 4959.811859] Call Trace:
  28. [ 4959.811860]  <IRQ>
  29. [ 4959.811865]  [<ffffffff8107db13>] __remove_hrtimer+0x5d/0x85
  30. [ 4959.811868]  [<ffffffff8107db94>] __run_hrtimer+0x59/0x1db
  31. [ 4959.811872]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  32. [ 4959.811878]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  33. [ 4959.811881]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  34. [ 4959.811883]  <EOI>
  35. [ 4959.811887]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  36. [ 4959.811890]  [<ffffffff81297631>] ? intel_idle+0xe5/0x10c
  37. [ 4959.811893]  [<ffffffff8129762d>] ? intel_idle+0xe1/0x10c
  38. [ 4959.811897]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  39. [ 4959.811900]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  40. [ 4959.811904]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  41. [ 4959.811905] Code: e0 ff c6 05 75 08 5c 01 01 49 39 5c 24 08 75 0d 48 89 df e8 4a e1 ff ff 49 89 44 24 08 4c 89 e6 48 89 df e8 9e dd ff ff 48 8b 03
  42. [ 4959.811921]  e0 03 48 09 d8 48 89 03 5b 41 5c 5d c3 55 48 89 e5 41 55 49
  43. [ 4959.811929] Call Trace:
  44. [ 4959.811930]  <IRQ>  [<ffffffff8107db13>] __remove_hrtimer+0x5d/0x85
  45. [ 4959.811935]  [<ffffffff8107db94>] __run_hrtimer+0x59/0x1db
  46. [ 4959.811937]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  47. [ 4959.811941]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  48. [ 4959.811944]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  49. [ 4959.811945]  <EOI>  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  50. [ 4959.811950]  [<ffffffff81297631>] ? intel_idle+0xe5/0x10c
  51. [ 4959.811953]  [<ffffffff8129762d>] ? intel_idle+0xe1/0x10c
  52. [ 4959.811957]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  53. [ 4959.811960]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  54. [ 4959.811963]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  55. [ 4959.811967] NMI backtrace for cpu 3
  56. [ 4959.811970] CPU 3
  57. [ 4959.811971] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  58. [ 4959.812002]
  59. [ 4959.812004] Pid: 3256, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  60. [ 4959.812009] RIP: 0010:[<ffffffffa007d13d>]  [<ffffffffa007d13d>] do_insn_fetch+0xbf/0x132 [kvm]
  61. [ 4959.812035] RSP: 0018:ffff88061596bb28  EFLAGS: 00000246
  62. [ 4959.812038] RAX: ffff88061596bb70 RBX: ffff880312b31820 RCX: 000000000000000f
  63. [ 4959.812040] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff880312b31820
  64. [ 4959.812043] RBP: ffff88061596bba8 R08: 0000000000000000 R09: 0000000000000001
  65. [ 4959.812046] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
  66. [ 4959.812049] R13: 0000000000000001 R14: 000000000000000f R15: 0000000000000000
  67. [ 4959.812053] FS:  00007f10e4457700(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  68. [ 4959.812056] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  69. [ 4959.812058] CR2: 0000000000000000 CR3: 00000006040b7000 CR4: 00000000000026e0
  70. [ 4959.812060] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  71. [ 4959.812063] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  72. [ 4959.812065] Process qemu-kvm (pid: 3256, threadinfo ffff88061596a000, task ffff880604028000)
  73. [ 4959.812067] Stack:
  74. [ 4959.812068]  ffff88061596bb70 0000000000000000 ffff88061596bbdd ffff880312b319a0
  75. [ 4959.812072]  ffff880312b31848 0000000f8108bdb3 ffff88061596bba8 0000000000000003
  76. [ 4959.812075]  ffff880600000001 ffffffff81014de5 000000000000c3d8 ffff880312b31820
  77. [ 4959.812079] Call Trace:
  78. [ 4959.812083]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  79. [ 4959.812101]  [<ffffffffa007eef9>] x86_decode_insn+0xe6/0xae8 [kvm]
  80. [ 4959.812106]  [<ffffffff8108e15a>] ? __lock_acquire+0x3ba/0xd0c
  81. [ 4959.812122]  [<ffffffffa006e55b>] x86_emulate_instruction+0x80/0x2a6 [kvm]
  82. [ 4959.812129]  [<ffffffffa00b71f1>] emulate_instruction+0x17/0x19 [kvm_intel]
  83. [ 4959.812136]  [<ffffffffa00b8ce5>] handle_exception+0xca/0x2d4 [kvm_intel]
  84. [ 4959.812139]  [<ffffffff8108f2ae>] ? mark_held_locks+0x6d/0x95
  85. [ 4959.812146]  [<ffffffffa00bd075>] vmx_handle_exit+0x5ee/0x638 [kvm_intel]
  86. [ 4959.812160]  [<ffffffffa0067531>] ? srcu_read_lock+0x3f/0x49 [kvm]
  87. [ 4959.812175]  [<ffffffffa00674f2>] ? init_emulate_ctxt+0x131/0x131 [kvm]
  88. [ 4959.812191]  [<ffffffffa0071475>] kvm_arch_vcpu_ioctl_run+0xb30/0xe00 [kvm]
  89. [ 4959.812202]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  90. [ 4959.812208]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  91. [ 4959.812212]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  92. [ 4959.812215]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  93. [ 4959.812219]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  94. [ 4959.812220] Code: 00 00 48 89 df 4c 89 65 b8 4d 63 ff c7 45 c0 01 00 00 00 4d 29 fe 49 39 c6 4c 0f 47 f0 48 8d 45 c8 45 31 c0 44 89 f1 44 89 75 ac
  95. [ 4959.812236]  89 04 24 e8 87 df ff ff 85 c0 75 57 48 8b 55 98 48 8b 03 44
  96. [ 4959.812244] Call Trace:
  97. [ 4959.812247]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  98. [ 4959.812264]  [<ffffffffa007eef9>] x86_decode_insn+0xe6/0xae8 [kvm]
  99. [ 4959.812267]  [<ffffffff8108e15a>] ? __lock_acquire+0x3ba/0xd0c
  100. [ 4959.812282]  [<ffffffffa006e55b>] x86_emulate_instruction+0x80/0x2a6 [kvm]
  101. [ 4959.812288]  [<ffffffffa00b71f1>] emulate_instruction+0x17/0x19 [kvm_intel]
  102. [ 4959.812294]  [<ffffffffa00b8ce5>] handle_exception+0xca/0x2d4 [kvm_intel]
  103. [ 4959.812297]  [<ffffffff8108f2ae>] ? mark_held_locks+0x6d/0x95
  104. [ 4959.812304]  [<ffffffffa00bd075>] vmx_handle_exit+0x5ee/0x638 [kvm_intel]
  105. [ 4959.812318]  [<ffffffffa0067531>] ? srcu_read_lock+0x3f/0x49 [kvm]
  106. [ 4959.812332]  [<ffffffffa00674f2>] ? init_emulate_ctxt+0x131/0x131 [kvm]
  107. [ 4959.812348]  [<ffffffffa0071475>] kvm_arch_vcpu_ioctl_run+0xb30/0xe00 [kvm]
  108. [ 4959.812360]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  109. [ 4959.812364]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  110. [ 4959.812368]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  111. [ 4959.812371]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  112. [ 4959.812375]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  113. [ 4959.812378] NMI backtrace for cpu 4
  114. [ 4959.812381] CPU 4
  115. [ 4959.812383] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  116. [ 4959.812436]
  117. [ 4959.812439] Pid: 3429, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  118. [ 4959.812446] RIP: 0010:[<ffffffff81094d27>]  [<ffffffff81094d27>] csd_lock+0x11/0x1e
  119. [ 4959.812455] RSP: 0018:ffff880631e03890  EFLAGS: 00000002
  120. [ 4959.812458] RAX: 00000000ffffffff RBX: ffff880631e0dd40 RCX: ffff88032a04a4b0
  121. [ 4959.812463] RDX: 0000000000000000 RSI: ffff880631e0dd40 RDI: ffff880631e0dd40
  122. [ 4959.812468] RBP: ffff880631e03890 R08: 0000000000000002 R09: 0000000000000001
  123. [ 4959.812473] R10: ffff880631e037d0 R11: ffff880631fd3780 R12: 0000000000000003
  124. [ 4959.812477] R13: 0000000000000000 R14: 0000000000000004 R15: ffffffff81089848
  125. [ 4959.812481] FS:  00007f5c5cd02700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  126. [ 4959.812485] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  127. [ 4959.812488] CR2: 00000000091c753c CR3: 0000000318d71000 CR4: 00000000000026e0
  128. [ 4959.812492] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  129. [ 4959.812496] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  130. [ 4959.812502] Process qemu-kvm (pid: 3429, threadinfo ffff8806027e0000, task ffff8806126a4960)
  131. [ 4959.812507] Stack:
  132. [ 4959.812510]  ffff880631e038c0 ffffffff81095610 ffff880631fd3780 0000000000000004
  133. [ 4959.812517]  ffff8806126a4960 ffff880631e039d8 ffff880631e038f0 ffffffff81056dcd
  134. [ 4959.812524]  ffff8806126a4960 ffff8806126a4960 0000000000000000 0000000000000004
  135. [ 4959.812533] Call Trace:
  136. [ 4959.812536]  <IRQ>
  137. [ 4959.812540]  [<ffffffff81095610>] __smp_call_function_single+0xc2/0xe8
  138. [ 4959.812546]  [<ffffffff81056dcd>] scheduler_tick+0x22b/0x242
  139. [ 4959.812550]  [<ffffffff8106aee0>] update_process_times+0x65/0x75
  140. [ 4959.812555]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  141. [ 4959.812559]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  142. [ 4959.812563]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  143. [ 4959.812568]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  144. [ 4959.812572]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  145. [ 4959.812576]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  146. [ 4959.812581]  [<ffffffff8112e14b>] ? arch_local_irq_restore+0x6/0xd
  147. [ 4959.812586]  [<ffffffff814fe0cb>] free_debug_processing+0x188/0x1b7
  148. [ 4959.812590]  [<ffffffff814fe128>] __slab_free+0x2e/0x24f
  149. [ 4959.812595]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  150. [ 4959.812601]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  151. [ 4959.812607]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  152. [ 4959.812613]  [<ffffffff81130cc5>] kmem_cache_free+0x85/0xff
  153. [ 4959.812619]  [<ffffffff810f50e2>] mempool_free_slab+0x17/0x19
  154. [ 4959.812625]  [<ffffffff810f519a>] mempool_free+0x7a/0x82
  155. [ 4959.812631]  [<ffffffff8116d3a8>] bio_free+0x5f/0x64
  156. [ 4959.812636]  [<ffffffff813cad55>] dm_bio_destructor+0x12/0x14
  157. [ 4959.812641]  [<ffffffff8116cb92>] bio_put+0x2b/0x2d
  158. [ 4959.812645]  [<ffffffff813cb619>] clone_endio+0x9e/0xb4
  159. [ 4959.812651]  [<ffffffff8116c489>] bio_endio+0x2d/0x2f
  160. [ 4959.812658]  [<ffffffff81230ef1>] req_bio_endio+0x91/0x99
  161. [ 4959.812662]  [<ffffffff81232854>] blk_update_request+0x1e2/0x385
  162. [ 4959.812667]  [<ffffffff81232fcb>] blk_update_bidi_request+0x21/0x6d
  163. [ 4959.812674]  [<ffffffff81233e5e>] blk_end_bidi_request+0x1f/0x5d
  164. [ 4959.812679]  [<ffffffff81233eac>] blk_end_request+0x10/0x12
  165. [ 4959.812685]  [<ffffffff813300e6>] scsi_io_completion+0x1dc/0x4d7
  166. [ 4959.812691]  [<ffffffff8132803f>] scsi_finish_command+0xe4/0xed
  167. [ 4959.812697]  [<ffffffff8132fe4e>] scsi_softirq_done+0x109/0x112
  168. [ 4959.812704]  [<ffffffff812382df>] blk_done_softirq+0x79/0x8d
  169. [ 4959.812710]  [<ffffffff810629ca>] __do_softirq+0x112/0x25a
  170. [ 4959.812717]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  171. [ 4959.812723]  [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  172. [ 4959.812730]  [<ffffffff81010bf6>] do_softirq+0x4b/0xa1
  173. [ 4959.812733]  [<ffffffff81062d79>] irq_exit+0x5d/0xcf
  174. [ 4959.812738]  [<ffffffff81026aef>] smp_call_function_single_interrupt+0x25/0x2a
  175. [ 4959.812743]  [<ffffffff8150eb73>] call_function_single_interrupt+0x73/0x80
  176. [ 4959.812748]  <EOI>
  177. [ 4959.812753]  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  178. [ 4959.812759]  [<ffffffff810956a6>] ? arch_local_irq_restore+0x6/0xd
  179. [ 4959.812765]  [<ffffffff8150602f>] _raw_spin_unlock_irqrestore+0x4d/0x61
  180. [ 4959.812771]  [<ffffffff81094e07>] generic_exec_single+0x66/0x95
  181. [ 4959.812780]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  182. [ 4959.812787]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  183. [ 4959.812796]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  184. [ 4959.812804]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  185. [ 4959.812812]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  186. [ 4959.812830]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  187. [ 4959.812842]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  188. [ 4959.812847]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  189. [ 4959.812851]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  190. [ 4959.812856]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  191. [ 4959.812875]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  192. [ 4959.812881]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  193. [ 4959.812895]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  194. [ 4959.812900]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  195. [ 4959.812916]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  196. [ 4959.812932]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  197. [ 4959.812943]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  198. [ 4959.812949]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  199. [ 4959.812954]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  200. [ 4959.812959]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  201. [ 4959.812965]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  202. [ 4959.812969] Code: 5d c3 55 48 89 e5 e8 dd ff ff ff 48 89 c2 fa 66 66 90 66 66 90 48 89 d0 5d c3 55 48 89 e5 66 66 66 66 90 eb 02 f3 90 f6 47 20 01
  203. [ 4959.812996]  f8 66 c7 47 20 01 00 0f ae f0 5d c3 55 48 89 e5 53 52 66 66
  204. [ 4959.813008] Call Trace:
  205. [ 4959.813010]  <IRQ>  [<ffffffff81095610>] __smp_call_function_single+0xc2/0xe8
  206. [ 4959.813018]  [<ffffffff81056dcd>] scheduler_tick+0x22b/0x242
  207. [ 4959.813024]  [<ffffffff8106aee0>] update_process_times+0x65/0x75
  208. [ 4959.813029]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  209. [ 4959.813034]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  210. [ 4959.813041]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  211. [ 4959.813046]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  212. [ 4959.813053]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  213. [ 4959.813057]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  214. [ 4959.813063]  [<ffffffff8112e14b>] ? arch_local_irq_restore+0x6/0xd
  215. [ 4959.813067]  [<ffffffff814fe0cb>] free_debug_processing+0x188/0x1b7
  216. [ 4959.813071]  [<ffffffff814fe128>] __slab_free+0x2e/0x24f
  217. [ 4959.813075]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  218. [ 4959.813079]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  219. [ 4959.813083]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  220. [ 4959.813087]  [<ffffffff81130cc5>] kmem_cache_free+0x85/0xff
  221. [ 4959.813091]  [<ffffffff810f50e2>] mempool_free_slab+0x17/0x19
  222. [ 4959.813094]  [<ffffffff810f519a>] mempool_free+0x7a/0x82
  223. [ 4959.813098]  [<ffffffff8116d3a8>] bio_free+0x5f/0x64
  224. [ 4959.813102]  [<ffffffff813cad55>] dm_bio_destructor+0x12/0x14
  225. [ 4959.813106]  [<ffffffff8116cb92>] bio_put+0x2b/0x2d
  226. [ 4959.813109]  [<ffffffff813cb619>] clone_endio+0x9e/0xb4
  227. [ 4959.813112]  [<ffffffff8116c489>] bio_endio+0x2d/0x2f
  228. [ 4959.813117]  [<ffffffff81230ef1>] req_bio_endio+0x91/0x99
  229. [ 4959.813120]  [<ffffffff81232854>] blk_update_request+0x1e2/0x385
  230. [ 4959.813124]  [<ffffffff81232fcb>] blk_update_bidi_request+0x21/0x6d
  231. [ 4959.813128]  [<ffffffff81233e5e>] blk_end_bidi_request+0x1f/0x5d
  232. [ 4959.813131]  [<ffffffff81233eac>] blk_end_request+0x10/0x12
  233. [ 4959.813135]  [<ffffffff813300e6>] scsi_io_completion+0x1dc/0x4d7
  234. [ 4959.813140]  [<ffffffff8132803f>] scsi_finish_command+0xe4/0xed
  235. [ 4959.813144]  [<ffffffff8132fe4e>] scsi_softirq_done+0x109/0x112
  236. [ 4959.813147]  [<ffffffff812382df>] blk_done_softirq+0x79/0x8d
  237. [ 4959.813153]  [<ffffffff810629ca>] __do_softirq+0x112/0x25a
  238. [ 4959.813158]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  239. [ 4959.813162]  [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  240. [ 4959.813168]  [<ffffffff81010bf6>] do_softirq+0x4b/0xa1
  241. [ 4959.813175]  [<ffffffff81062d79>] irq_exit+0x5d/0xcf
  242. [ 4959.813180]  [<ffffffff81026aef>] smp_call_function_single_interrupt+0x25/0x2a
  243. [ 4959.813187]  [<ffffffff8150eb73>] call_function_single_interrupt+0x73/0x80
  244. [ 4959.813190]  <EOI>  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  245. [ 4959.813199]  [<ffffffff810956a6>] ? arch_local_irq_restore+0x6/0xd
  246. [ 4959.813206]  [<ffffffff8150602f>] _raw_spin_unlock_irqrestore+0x4d/0x61
  247. [ 4959.813211]  [<ffffffff81094e07>] generic_exec_single+0x66/0x95
  248. [ 4959.813220]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  249. [ 4959.813225]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  250. [ 4959.813233]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  251. [ 4959.813242]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  252. [ 4959.813249]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  253. [ 4959.813267]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  254. [ 4959.813279]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  255. [ 4959.813282]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  256. [ 4959.813287]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  257. [ 4959.813291]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  258. [ 4959.813309]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  259. [ 4959.813314]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  260. [ 4959.813327]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  261. [ 4959.813331]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  262. [ 4959.813348]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  263. [ 4959.813366]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  264. [ 4959.813378]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  265. [ 4959.813382]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  266. [ 4959.813387]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  267. [ 4959.813391]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  268. [ 4959.813396]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  269. [ 4959.813401] NMI backtrace for cpu 5
  270. [ 4959.813404] CPU 5
  271. [ 4959.813407] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  272. [ 4959.813461]
  273. [ 4959.813464] Pid: 3318, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  274. [ 4959.813471] RIP: 0010:[<ffffffff8108e29b>]  [<ffffffff8108e29b>] __lock_acquire+0x4fb/0xd0c
  275. [ 4959.813480] RSP: 0018:ffff88031282dbe8  EFLAGS: 00000046
  276. [ 4959.813485] RAX: 0000000000000ce3 RBX: ffff880321be24b0 RCX: 0000000000000032
  277. [ 4959.813491] RDX: 9e37fffffffc0001 RSI: 000000000000000e RDI: 00000000000001fe
  278. [ 4959.813494] RBP: ffff88031282dca8 R08: 0000000000000002 R09: 0000000000000000
  279. [ 4959.813500] R10: dead000000200200 R11: 000000000000014e R12: ffff880321be2b98
  280. [ 4959.813506] R13: 0000000000000001 R14: 0000000000000000 R15: 00000000000001fe
  281. [ 4959.813512] FS:  00007f85750e89c0(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  282. [ 4959.813518] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  283. [ 4959.813523] CR2: 00000000020d4218 CR3: 00000003128f7000 CR4: 00000000000026e0
  284. [ 4959.813528] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  285. [ 4959.813533] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  286. [ 4959.813539] Process qemu-kvm (pid: 3318, threadinfo ffff88031282c000, task ffff880321be24b0)
  287. [ 4959.813544] Stack:
  288. [ 4959.813546]  0000000000000082 0000048200000000 ffff880300000000 0000000000000001
  289. [ 4959.813555]  ffff880321be2b90 ffffffff8108034a 00000000000001fe ffffffff82012cd0
  290. [ 4959.813561]  ffff88031282dc58 ffffffff8108bd8c dead000000200200 000000000000014e
  291. [ 4959.813569] Call Trace:
  292. [ 4959.813574]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  293. [ 4959.813580]  [<ffffffff8108bd8c>] ? lock_release_holdtime.part.9+0x59/0x62
  294. [ 4959.813585]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  295. [ 4959.813591]  [<ffffffff81152394>] ? get_fd_set+0x40/0x40
  296. [ 4959.813597]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  297. [ 4959.813602]  [<ffffffff8108efaf>] lock_acquire+0xf3/0x13e
  298. [ 4959.813608]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  299. [ 4959.813614]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  300. [ 4959.813621]  [<ffffffff8110fe57>] might_fault+0x89/0xac
  301. [ 4959.813627]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  302. [ 4959.813633]  [<ffffffff81151f9e>] set_fd_set+0x2f/0x46
  303. [ 4959.813638]  [<ffffffff81152d17>] core_sys_select+0x240/0x285
  304. [ 4959.813643]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  305. [ 4959.813649]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  306. [ 4959.813653]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  307. [ 4959.813657]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  308. [ 4959.813662]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  309. [ 4959.813667]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  310. [ 4959.813673]  [<ffffffff8106198a>] ? timespec_add_safe+0x37/0x65
  311. [ 4959.813680]  [<ffffffff81014e67>] ? read_tsc+0x9/0x19
  312. [ 4959.813685]  [<ffffffff81152ded>] sys_select+0x91/0xb9
  313. [ 4959.813690]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  314. [ 4959.813695] Code: 08 00 0f 85 8a 07 00 00 4c 89 e7 e8 8b d7 ff ff be 0e 00 00 00 4c 89 ff 48 89 85 78 ff ff ff e8 80 ca ff ff 83 3d c5 32 e0 00 00
  315. [ 4959.813722]  89 c6 75 3a e8 13 ca ff ff f6 c4 02 74 30 e8 19 66 1c 00 85
  316. [ 4959.813733] Call Trace:
  317. [ 4959.813737]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  318. [ 4959.813741]  [<ffffffff8108bd8c>] ? lock_release_holdtime.part.9+0x59/0x62
  319. [ 4959.813745]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  320. [ 4959.813749]  [<ffffffff81152394>] ? get_fd_set+0x40/0x40
  321. [ 4959.813753]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  322. [ 4959.813757]  [<ffffffff8108efaf>] lock_acquire+0xf3/0x13e
  323. [ 4959.813761]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  324. [ 4959.813766]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  325. [ 4959.813770]  [<ffffffff8110fe57>] might_fault+0x89/0xac
  326. [ 4959.813775]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  327. [ 4959.813780]  [<ffffffff81151f9e>] set_fd_set+0x2f/0x46
  328. [ 4959.813786]  [<ffffffff81152d17>] core_sys_select+0x240/0x285
  329. [ 4959.813791]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  330. [ 4959.813797]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  331. [ 4959.813802]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  332. [ 4959.813806]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  333. [ 4959.813812]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  334. [ 4959.813817]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  335. [ 4959.813822]  [<ffffffff8106198a>] ? timespec_add_safe+0x37/0x65
  336. [ 4959.813826]  [<ffffffff81014e67>] ? read_tsc+0x9/0x19
  337. [ 4959.813831]  [<ffffffff81152ded>] sys_select+0x91/0xb9
  338. [ 4959.813837]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  339. [ 4959.813843] NMI backtrace for cpu 6
  340. [ 4959.813847] CPU 6
  341. [ 4959.813849] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  342. [ 4959.813901]
  343. [ 4959.813903] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  344. [ 4959.813910] RIP: 0010:[<ffffffff81252ed6>]  [<ffffffff81252ed6>] delay_tsc+0x62/0xa3
  345. [ 4959.813915] RSP: 0018:ffff880632203d00  EFLAGS: 00000007
  346. [ 4959.813918] RAX: fffffffff221b0dc RBX: ffff880615a7bfd8 RCX: 00000000f221b0dc
  347. [ 4959.813922] RDX: ffff880615a7a000 RSI: 0000000000000002 RDI: 0000000000034154
  348. [ 4959.813925] RBP: ffff880632203d28 R08: 0000000000000000 R09: ffffffff81b729d0
  349. [ 4959.813928] R10: 0000ffff00066c0a R11: 0000000000000000 R12: fffffffff221b0b4
  350. [ 4959.813932] R13: 0000000000034154 R14: 0000000000000006 R15: 0000000000000007
  351. [ 4959.813936] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  352. [ 4959.813942] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  353. [ 4959.813948] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  354. [ 4959.813954] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  355. [ 4959.813960] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  356. [ 4959.813967] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  357. [ 4959.813972] Stack:
  358. [ 4959.813974]  00000000000003e9 0000000000001000 0000000000000002 ffffffff81b729d0
  359. [ 4959.813983]  0000000000000007 ffff880632203d38 ffffffff81252e19 ffff880632203d48
  360. [ 4959.813991]  ffffffff81252e47 ffff880632203d68 ffffffff81027449 0000000000000002
  361. [ 4959.813999] Call Trace:
  362. [ 4959.814001]  <IRQ>
  363. [ 4959.814005]  [<ffffffff81252e19>] __delay+0xf/0x11
  364. [ 4959.814010]  [<ffffffff81252e47>] __const_udelay+0x2c/0x2e
  365. [ 4959.814017]  [<ffffffff81027449>] native_safe_apic_wait_icr_idle+0x31/0x3d
  366. [ 4959.814024]  [<ffffffff81027f11>] __default_send_IPI_dest_field.constprop.0+0x23/0x5d
  367. [ 4959.814032]  [<ffffffff81027f93>] default_send_IPI_mask_sequence_phys+0x48/0x97
  368. [ 4959.814039]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  369. [ 4959.814044]  [<ffffffff8102b561>] physflat_send_IPI_all+0x17/0x19
  370. [ 4959.814052]  [<ffffffff81028102>] arch_trigger_all_cpu_backtrace+0x57/0x89
  371. [ 4959.814057]  [<ffffffff810c7711>] __rcu_pending+0x89/0x328
  372. [ 4959.814063]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  373. [ 4959.814067]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  374. [ 4959.814071]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  375. [ 4959.814075]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  376. [ 4959.814079]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  377. [ 4959.814083]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  378. [ 4959.814088]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  379. [ 4959.814092]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  380. [ 4959.814094]  <EOI>
  381. [ 4959.814098]  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  382. [ 4959.814103]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  383. [ 4959.814107]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  384. [ 4959.814115]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  385. [ 4959.814119]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  386. [ 4959.814127]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  387. [ 4959.814134]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  388. [ 4959.814139]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  389. [ 4959.814155]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  390. [ 4959.814168]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  391. [ 4959.814174]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  392. [ 4959.814179]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  393. [ 4959.814186]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  394. [ 4959.814206]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  395. [ 4959.814212]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  396. [ 4959.814225]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  397. [ 4959.814233]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  398. [ 4959.814252]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  399. [ 4959.814271]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  400. [ 4959.814286]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  401. [ 4959.814290]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  402. [ 4959.814295]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  403. [ 4959.814299]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  404. [ 4959.814306]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  405. [ 4959.814310] Code: ff 4c 63 e0 66 66 90 0f ae e8 e8 06 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
  406. [ 4959.814333]  44 8b 3c 25 08 d4 00 00 45 39 fe 74 cb 49 29 c4 4d 01 e5 66
  407. [ 4959.814344] Call Trace:
  408. [ 4959.814346]  <IRQ>  [<ffffffff81252e19>] __delay+0xf/0x11
  409. [ 4959.814352]  [<ffffffff81252e47>] __const_udelay+0x2c/0x2e
  410. [ 4959.814357]  [<ffffffff81027449>] native_safe_apic_wait_icr_idle+0x31/0x3d
  411. [ 4959.814364]  [<ffffffff81027f11>] __default_send_IPI_dest_field.constprop.0+0x23/0x5d
  412. [ 4959.814371]  [<ffffffff81027f93>] default_send_IPI_mask_sequence_phys+0x48/0x97
  413. [ 4959.814377]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  414. [ 4959.814381]  [<ffffffff8102b561>] physflat_send_IPI_all+0x17/0x19
  415. [ 4959.814386]  [<ffffffff81028102>] arch_trigger_all_cpu_backtrace+0x57/0x89
  416. [ 4959.814390]  [<ffffffff810c7711>] __rcu_pending+0x89/0x328
  417. [ 4959.814394]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  418. [ 4959.814399]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  419. [ 4959.814404]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  420. [ 4959.814409]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  421. [ 4959.814415]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  422. [ 4959.814421]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  423. [ 4959.814427]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  424. [ 4959.814433]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  425. [ 4959.814436]  <EOI>  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  426. [ 4959.814445]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  427. [ 4959.814450]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  428. [ 4959.814460]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  429. [ 4959.814465]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  430. [ 4959.814474]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  431. [ 4959.814482]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  432. [ 4959.814489]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  433. [ 4959.814507]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  434. [ 4959.814519]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  435. [ 4959.814527]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  436. [ 4959.814531]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  437. [ 4959.814536]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  438. [ 4959.814557]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  439. [ 4959.814563]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  440. [ 4959.814576]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  441. [ 4959.814583]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  442. [ 4959.814602]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  443. [ 4959.814620]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  444. [ 4959.814635]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  445. [ 4959.814643]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  446. [ 4959.814647]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  447. [ 4959.814652]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  448. [ 4959.814658]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  449. [ 4959.814663] NMI backtrace for cpu 7
  450. [ 4959.814667] CPU 7
  451. [ 4959.814669] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  452. [ 4959.814720]
  453. [ 4959.814723] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  454. [ 4959.814733] RIP: 0010:[<ffffffff81288978>]  [<ffffffff81288978>] vgacon_scroll+0x147/0x264
  455. [ 4959.814742] RSP: 0018:ffff880632403b68  EFLAGS: 00010006
  456. [ 4959.814745] RAX: 00000000000000a0 RBX: ffff880332040000 RCX: 0000000000000765
  457. [ 4959.814748] RDX: ffff8800000b8000 RSI: ffff8800000bf81b RDI: ffff8800000b879b
  458. [ 4959.814752] RBP: ffff880632403b98 R08: 000000000000ffa0 R09: 0000000000000000
  459. [ 4959.814759] R10: 0000ffff00066c0a R11: 0000000000000000 R12: ffff8800000befe0
  460. [ 4959.814763] R13: 00000000000000a0 R14: 0000000000000000 R15: 0000000000000000
  461. [ 4959.814769] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  462. [ 4959.814773] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  463. [ 4959.814778] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  464. [ 4959.814783] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  465. [ 4959.814789] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  466. [ 4959.814795] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  467. [ 4959.814800] Stack:
  468. [ 4959.814801]  0000000000000001 ffff880332040000 0000000000000001 0000000000000000
  469. [ 4959.814808]  0000000000000019 0000000000000001 ffff880632403bd8 ffffffff812f3454
  470. [ 4959.814817]  0000000000000018 ffff880332040000 0000000000000015 ffff8800000bfee0
  471. [ 4959.814824] Call Trace:
  472. [ 4959.814827]  <IRQ>
  473. [ 4959.814831]  [<ffffffff812f3454>] scrup+0x76/0xdd
  474. [ 4959.814835]  [<ffffffff812f3515>] lf+0x2f/0x68
  475. [ 4959.814842]  [<ffffffff812f625f>] vt_console_print+0x1ba/0x2bf
  476. [ 4959.814849]  [<ffffffff8105c4aa>] __call_console_drivers+0x7d/0x8f
  477. [ 4959.814856]  [<ffffffff8105c72a>] _call_console_drivers+0x5c/0x60
  478. [ 4959.814862]  [<ffffffff8105cc52>] console_unlock+0x113/0x212
  479. [ 4959.814869]  [<ffffffff8105d27c>] vprintk+0x422/0x47a
  480. [ 4959.814874]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  481. [ 4959.814882]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  482. [ 4959.814887]  [<ffffffff814fb2f4>] printk+0x51/0x53
  483. [ 4959.814891]  [<ffffffff810c770c>] __rcu_pending+0x84/0x328
  484. [ 4959.814897]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  485. [ 4959.814901]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  486. [ 4959.814906]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  487. [ 4959.814911]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  488. [ 4959.814915]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  489. [ 4959.814919]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  490. [ 4959.814924]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  491. [ 4959.814928]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  492. [ 4959.814931]  <EOI>
  493. [ 4959.814934]  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  494. [ 4959.814939]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  495. [ 4959.814944]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  496. [ 4959.814947]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  497. [ 4959.814955]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  498. [ 4959.814960]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  499. [ 4959.814967]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  500. [ 4959.814974]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  501. [ 4959.814993]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  502. [ 4959.815007]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  503. [ 4959.815019]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  504. [ 4959.815024]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  505. [ 4959.815030]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  506. [ 4959.815036]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  507. [ 4959.815040]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  508. [ 4959.815044] Code: e8 48 89 c2 48 03 93 00 03 00 00 48 3b 15 49 e0 8e 00 72 2d 48 8b 15 28 e0 8e 00 8b 8b 28 03 00 00 4a 8d 34 20 44 29 e9 48 89 d7 <f3> a4 44 89 e1 48 89 93 f8 02 00 00 29 d1 89 0d 24 a6 6e 01 eb
  509. [ 4959.815083] Call Trace:
  510. [ 4959.815085]  <IRQ>  [<ffffffff812f3454>] scrup+0x76/0xdd
  511. [ 4959.815092]  [<ffffffff812f3515>] lf+0x2f/0x68
  512. [ 4959.815096]  [<ffffffff812f625f>] vt_console_print+0x1ba/0x2bf
  513. [ 4959.815101]  [<ffffffff8105c4aa>] __call_console_drivers+0x7d/0x8f
  514. [ 4959.815105]  [<ffffffff8105c72a>] _call_console_drivers+0x5c/0x60
  515. [ 4959.815109]  [<ffffffff8105cc52>] console_unlock+0x113/0x212
  516. [ 4959.815113]  [<ffffffff8105d27c>] vprintk+0x422/0x47a
  517. [ 4959.815116]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  518. [ 4959.815121]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  519. [ 4959.815125]  [<ffffffff814fb2f4>] printk+0x51/0x53
  520. [ 4959.815129]  [<ffffffff810c770c>] __rcu_pending+0x84/0x328
  521. [ 4959.815133]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  522. [ 4959.815136]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  523. [ 4959.815141]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  524. [ 4959.815146]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  525. [ 4959.815153]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  526. [ 4959.815156]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  527. [ 4959.815162]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  528. [ 4959.815168]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  529. [ 4959.815173]  <EOI>  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  530. [ 4959.815182]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  531. [ 4959.815186]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  532. [ 4959.815192]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  533. [ 4959.815200]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  534. [ 4959.815206]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  535. [ 4959.815213]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  536. [ 4959.815223]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  537. [ 4959.815240]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  538. [ 4959.815254]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  539. [ 4959.815268]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  540. [ 4959.815273]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  541. [ 4959.815277]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  542. [ 4959.815281]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  543. [ 4959.815285]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  544. [ 4959.828456] sending NMI to all CPUs:
  545. [ 4959.828463] NMI backtrace for cpu 0
  546. [ 4959.828466] CPU 0
  547. [ 4959.828467] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  548. [ 4959.828545]
  549. [ 4959.828549] Pid: 3627, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  550. [ 4959.828560] RIP: 0010:[<ffffffff81080131>]  [<ffffffff81080131>] arch_local_irq_restore+0xc/0xd
  551. [ 4959.828572] RSP: 0018:ffff8802fe401860  EFLAGS: 00000006
  552. [ 4959.828577] RAX: 00000482ccd0414b RBX: 0000000000000006 RCX: 000000000000c3d8
  553. [ 4959.828585] RDX: 00000482ccd0414b RSI: ffff880332600000 RDI: 0000000000000006
  554. [ 4959.828592] RBP: ffff8802fe401878 R08: 0000000000000001 R09: 0000000000000000
  555. [ 4959.828598] R10: ffff8802fe401988 R11: 0000000000000120 R12: 00000482ccd0414b
  556. [ 4959.828603] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff81a2a150
  557. [ 4959.828607] FS:  00007fb34845a9c0(0000) GS:ffff880332600000(0000) knlGS:0000000000000000
  558. [ 4959.828610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  559. [ 4959.828613] CR2: 00007f9c23f3dca4 CR3: 00000005f843e000 CR4: 00000000000026e0
  560. [ 4959.828617] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  561. [ 4959.828620] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  562. [ 4959.828624] Process qemu-kvm (pid: 3627, threadinfo ffff8802fe400000, task ffff880325d34960)
  563. [ 4959.828626] Stack:
  564. [ 4959.828848]  ffffffff81080345 ffff880325d34960 ffff880325d35048 ffff8802fe401948
  565. [ 4959.828858]  ffffffff8108e001 ffff880200000001 0000000000000000 ffff880300000000
  566. [ 4959.828866]  0000000000000002 ffff880325d35040 ffffffff81fe1460 0000000000000014
  567. [ 4959.828871] Call Trace:
  568. [ 4959.829093]  [<ffffffff81080345>] ? local_clock+0x31/0x4d
  569. [ 4959.829097]  [<ffffffff8108e001>] __lock_acquire+0x261/0xd0c
  570. [ 4959.829101]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  571. [ 4959.829105]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  572. [ 4959.829108]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  573. [ 4959.829112]  [<ffffffff810152af>] ? native_sched_clock+0x34/0x36
  574. [ 4959.829116]  [<ffffffff810152ba>] ? sched_clock+0x9/0xd
  575. [ 4959.829120]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  576. [ 4959.829124]  [<ffffffff8108efaf>] lock_acquire+0xf3/0x13e
  577. [ 4959.829127]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  578. [ 4959.829133]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  579. [ 4959.829137]  [<ffffffff8114328e>] rcu_read_lock+0x42/0x44
  580. [ 4959.829140]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  581. [ 4959.829144]  [<ffffffff81143bb1>] fget_light+0x5d/0xa2
  582. [ 4959.829148]  [<ffffffff81152885>] do_select+0x32e/0x580
  583. [ 4959.829152]  [<ffffffff81152257>] ? poll_freewait+0xaa/0xaa
  584. [ 4959.829156]  [<ffffffff81152394>] ? get_fd_set+0x40/0x40
  585. [ 4959.829159]  [<ffffffff8108bdb3>] ? register_lock_class+0x1e/0x2d3
  586. [ 4959.829163]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  587. [ 4959.829166]  [<ffffffff8108dbad>] ? mark_lock+0x2d/0x220
  588. [ 4959.829170]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  589. [ 4959.829173]  [<ffffffff810152af>] ? native_sched_clock+0x34/0x36
  590. [ 4959.829177]  [<ffffffff810152ba>] ? sched_clock+0x9/0xd
  591. [ 4959.829180]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  592. [ 4959.829184]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  593. [ 4959.829187]  [<ffffffff8108bd8c>] ? lock_release_holdtime.part.9+0x59/0x62
  594. [ 4959.829191]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  595. [ 4959.829197]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  596. [ 4959.829201]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  597. [ 4959.829204]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  598. [ 4959.829208]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  599. [ 4959.829211]  [<ffffffff8108ee8f>] ? lock_release+0x1b1/0x1de
  600. [ 4959.829215]  [<ffffffff8110fe73>] ? might_fault+0xa5/0xac
  601. [ 4959.829219]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  602. [ 4959.829223]  [<ffffffff81152cbd>] core_sys_select+0x1e6/0x285
  603. [ 4959.829226]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  604. [ 4959.829230]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  605. [ 4959.829234]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  606. [ 4959.829237]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  607. [ 4959.829243]  [<ffffffff8106198a>] ? timespec_add_safe+0x37/0x65
  608. [ 4959.829247]  [<ffffffff81014e67>] ? read_tsc+0x9/0x19
  609. [ 4959.829251]  [<ffffffff81152ded>] sys_select+0x91/0xb9
  610. [ 4959.829255]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  611. [ 4959.829257] Code: ab 28 01 00 00 31 c0 41 5b 5b 41 5c 41 5d 5d c3 90 90 55 48 89 e5 9c 58 66 66 90 66 90 5d c3 55 48 89 e5 57 9d 66 66 90 66 90 5d <c3> 55 48 89 e5 e8 dd ff ff ff 48 89 c2 fa 66 66 90 66 66 90 48
  612. [ 4959.830117] Call Trace:
  613. [ 4959.830120]  [<ffffffff81080345>] ? local_clock+0x31/0x4d
  614. [ 4959.830124]  [<ffffffff8108e001>] __lock_acquire+0x261/0xd0c
  615. [ 4959.830127]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  616. [ 4959.830131]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  617. [ 4959.830134]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  618. [ 4959.830138]  [<ffffffff810152af>] ? native_sched_clock+0x34/0x36
  619. [ 4959.830141]  [<ffffffff810152ba>] ? sched_clock+0x9/0xd
  620. [ 4959.830145]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  621. [ 4959.830148]  [<ffffffff8108efaf>] lock_acquire+0xf3/0x13e
  622. [ 4959.830151]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  623. [ 4959.830155]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  624. [ 4959.830159]  [<ffffffff8114328e>] rcu_read_lock+0x42/0x44
  625. [ 4959.830162]  [<ffffffff8114324c>] ? file_free_rcu+0x5c/0x5c
  626. [ 4959.830165]  [<ffffffff81143bb1>] fget_light+0x5d/0xa2
  627. [ 4959.830169]  [<ffffffff81152885>] do_select+0x32e/0x580
  628. [ 4959.830173]  [<ffffffff81152257>] ? poll_freewait+0xaa/0xaa
  629. [ 4959.830177]  [<ffffffff81152394>] ? get_fd_set+0x40/0x40
  630. [ 4959.830180]  [<ffffffff8108bdb3>] ? register_lock_class+0x1e/0x2d3
  631. [ 4959.830184]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  632. [ 4959.830187]  [<ffffffff8108dbad>] ? mark_lock+0x2d/0x220
  633. [ 4959.830191]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  634. [ 4959.830194]  [<ffffffff810152af>] ? native_sched_clock+0x34/0x36
  635. [ 4959.830197]  [<ffffffff810152ba>] ? sched_clock+0x9/0xd
  636. [ 4959.830201]  [<ffffffff8108b821>] ? trace_hardirqs_off+0xd/0xf
  637. [ 4959.830204]  [<ffffffff8108034a>] ? local_clock+0x36/0x4d
  638. [ 4959.830208]  [<ffffffff8108bd8c>] ? lock_release_holdtime.part.9+0x59/0x62
  639. [ 4959.830211]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  640. [ 4959.830215]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  641. [ 4959.830219]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  642. [ 4959.830222]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  643. [ 4959.830226]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  644. [ 4959.830229]  [<ffffffff8108ee8f>] ? lock_release+0x1b1/0x1de
  645. [ 4959.830233]  [<ffffffff8110fe73>] ? might_fault+0xa5/0xac
  646. [ 4959.830236]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  647. [ 4959.830240]  [<ffffffff81152cbd>] core_sys_select+0x1e6/0x285
  648. [ 4959.830244]  [<ffffffff8108eb80>] ? lock_release_non_nested+0xd4/0x232
  649. [ 4959.830248]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  650. [ 4959.830251]  [<ffffffff8110fe2a>] ? might_fault+0x5c/0xac
  651. [ 4959.830255]  [<ffffffff8108efcb>] ? lock_acquire+0x10f/0x13e
  652. [ 4959.830258]  [<ffffffff8106198a>] ? timespec_add_safe+0x37/0x65
  653. [ 4959.830262]  [<ffffffff81014e67>] ? read_tsc+0x9/0x19
  654. [ 4959.830266]  [<ffffffff81152ded>] sys_select+0x91/0xb9
  655. [ 4959.830270]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  656. [ 4959.830274] NMI backtrace for cpu 1
  657. [ 4959.830277] CPU 1
  658. [ 4959.830279] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  659. [ 4959.830329]
  660. [ 4959.830332] Pid: 0, comm: kworker/0:0 Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  661. [ 4959.830338] RIP: 0010:[<ffffffff812975fe>]  [<ffffffff812975fe>] intel_idle+0xb2/0x10c
  662. [ 4959.830345] RSP: 0018:ffff88032a7fde58  EFLAGS: 00000046
  663. [ 4959.830348] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  664. [ 4959.830351] RDX: 0000000000000000 RSI: ffff88032a7fdfd8 RDI: ffffffff81a13900
  665. [ 4959.830353] RBP: ffff88032a7fdea8 R08: 0000000000000320 R09: 0000000000000107
  666. [ 4959.830356] R10: ffff88032a7fde18 R11: 00000000000000f4 R12: 0000000000000010
  667. [ 4959.830359] R13: 125c9b4a73f76306 R14: 0000000000000001 R15: 0000000000000000
  668. [ 4959.830363] FS:  0000000000000000(0000) GS:ffff880332800000(0000) knlGS:0000000000000000
  669. [ 4959.830366] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  670. [ 4959.830369] CR2: 00007f9c23f3dca4 CR3: 0000000001a05000 CR4: 00000000000026e0
  671. [ 4959.830372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  672. [ 4959.830375] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  673. [ 4959.830379] Process kworker/0:0 (pid: 0, threadinfo ffff88032a7fc000, task ffff88032a7d24b0)
  674. [ 4959.830381] Stack:
  675. [ 4959.830603]  ffff88032a7fdea8 ffffffff813e41a5 0000000000000000 000000000002c549
  676. [ 4959.830609]  0000000000000000 000000010002c549 0000000000000320 ffff8803329db870
  677. [ 4959.830615]  ffff8803329db940 0000000000000002 ffff88032a7fdee8 ffffffff813e30d2
  678. [ 4959.830621] Call Trace:
  679. [ 4959.830847]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  680. [ 4959.830851]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  681. [ 4959.830855]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  682. [ 4959.830859]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  683. [ 4959.830861] 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 e0 0f 01 c9 <e8> 71 c0 de ff 4c 29 e8 48 89 c7 e8 af 9f dc ff 4c 69 e0 40 42
  684. [ 4959.831718] Call Trace:
  685. [ 4959.831722]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  686. [ 4959.831725]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  687. [ 4959.831729]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  688. [ 4959.831733]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  689. [ 4959.831737] NMI backtrace for cpu 2
  690. [ 4959.831740] CPU 2
  691. [ 4959.831742] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  692. [ 4959.831793]
  693. [ 4959.831796] Pid: 0, comm: kworker/0:1 Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  694. [ 4959.831802] RIP: 0010:[<ffffffff812975fe>]  [<ffffffff812975fe>] intel_idle+0xb2/0x10c
  695. [ 4959.831808] RSP: 0018:ffff88032a01fe58  EFLAGS: 00000046
  696. [ 4959.831811] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  697. [ 4959.831815] RDX: 0000000000000000 RSI: ffff88032a01ffd8 RDI: ffffffff81a13900
  698. [ 4959.831818] RBP: ffff88032a01fea8 R08: 0000000000000320 R09: 000000000000008a
  699. [ 4959.831821] R10: ffff88032a01fe18 R11: 0000000000000104 R12: 0000000000000010
  700. [ 4959.831824] R13: 125c9b4a73fb5f72 R14: 0000000000000002 R15: 0000000000000000
  701. [ 4959.831828] FS:  0000000000000000(0000) GS:ffff880332a00000(0000) knlGS:0000000000000000
  702. [ 4959.831832] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  703. [ 4959.831835] CR2: 00007f9c23f3dca4 CR3: 0000000001a05000 CR4: 00000000000026e0
  704. [ 4959.831839] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  705. [ 4959.831842] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  706. [ 4959.831846] Process kworker/0:1 (pid: 0, threadinfo ffff88032a01e000, task ffff88032a024960)
  707. [ 4959.831850] Stack:
  708. [ 4959.832070]  ffff88032a01fea8 ffffffff813e41a5 0000000000000000 0000000000074719
  709. [ 4959.832076]  0000000000000000 0000000200074719 0000000000000320 ffff880332bdb870
  710. [ 4959.832082]  ffff880332bdb940 0000000000000002 ffff88032a01fee8 ffffffff813e30d2
  711. [ 4959.832087] Call Trace:
  712. [ 4959.832312]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  713. [ 4959.832315]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  714. [ 4959.832320]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  715. [ 4959.832324]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  716. [ 4959.832326] 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 e0 0f 01 c9 <e8> 71 c0 de ff 4c 29 e8 48 89 c7 e8 af 9f dc ff 4c 69 e0 40 42
  717. [ 4959.833188] Call Trace:
  718. [ 4959.833192]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  719. [ 4959.833196]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  720. [ 4959.833199]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  721. [ 4959.833203]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  722. [ 4959.833206] NMI backtrace for cpu 3
  723. [ 4959.833209] CPU 3
  724. [ 4959.833210] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  725. [ 4959.833259]
  726. [ 4959.833262] Pid: 3256, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  727. [ 4959.833267] RIP: 0010:[<ffffffffa00b9685>]  [<ffffffffa00b9685>] vmx_vcpu_run+0x31e/0x400 [kvm_intel]
  728. [ 4959.833276] RSP: 0018:ffff88061596bd28  EFLAGS: 00000046
  729. [ 4959.833279] RAX: 0000000000000001 RBX: 0000000000000200 RCX: ffff880312b30000
  730. [ 4959.833282] RDX: 0000000000004404 RSI: 00000000000007be RDI: ffff880312b30000
  731. [ 4959.833285] RBP: ffff88061596bd68 R08: 0000000000000000 R09: 0000000000000000
  732. [ 4959.833287] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
  733. [ 4959.833290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
  734. [ 4959.833293] FS:  00007f10e4457700(0000) GS:ffff880332c00000(0000) knlGS:0000000000000000
  735. [ 4959.833297] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  736. [ 4959.833299] CR2: 0000000000000000 CR3: 00000006040b7000 CR4: 00000000000026e0
  737. [ 4959.833302] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  738. [ 4959.833305] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  739. [ 4959.833308] Process qemu-kvm (pid: 3256, threadinfo ffff88061596a000, task ffff880604028000)
  740. [ 4959.833311] Stack:
  741. [ 4959.833530]  0000000000000002 ffff880312b30000 ffff88061596bd48 ffff880312b30000
  742. [ 4959.833536]  ffff88061596bfd8 ffff880604028000 0000000000000000 0000000000000006
  743. [ 4959.833541]  ffff88061596bdf8 ffffffffa00713bd 0000000000000006 0000000000000006
  744. [ 4959.833547] Call Trace:
  745. [ 4959.833780]  [<ffffffffa00713bd>] kvm_arch_vcpu_ioctl_run+0xa78/0xe00 [kvm]
  746. [ 4959.833792]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  747. [ 4959.833797]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  748. [ 4959.833802]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  749. [ 4959.833806]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  750. [ 4959.833811]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  751. [ 4959.833813] Code: 12 03 00 80 75 05 e8 d6 e4 ff ff 89 d8 c1 e8 1f 74 22 81 e3 00 07 00 00 81 fb 00 02 00 00 75 14 48 8b 7d c8 e8 f8 a2 fa ff cd 02
  752. [ 4959.834175]  8b 7d c8 e8 01 a3 fa ff 48 8b 4d c8 8b 99 30 36 00 00 e8 6d
  753. [ 4959.834672] Call Trace:
  754. [ 4959.834688]  [<ffffffffa00713bd>] kvm_arch_vcpu_ioctl_run+0xa78/0xe00 [kvm]
  755. [ 4959.834701]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  756. [ 4959.834705]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  757. [ 4959.834709]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  758. [ 4959.834713]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  759. [ 4959.834717]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  760. [ 4959.834720] NMI backtrace for cpu 4
  761. [ 4959.834723] CPU 4
  762. [ 4959.834726] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  763. [ 4959.834804]
  764. [ 4959.834807] Pid: 3429, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  765. [ 4959.834817] RIP: 0010:[<ffffffff81094d23>]  [<ffffffff81094d23>] csd_lock+0xd/0x1e
  766. [ 4959.834826] RSP: 0018:ffff880631e03890  EFLAGS: 00000002
  767. [ 4959.834831] RAX: 00000000ffffffff RBX: ffff880631e0dd40 RCX: ffff88032a04a4b0
  768. [ 4959.834836] RDX: 0000000000000000 RSI: ffff880631e0dd40 RDI: ffff880631e0dd40
  769. [ 4959.834842] RBP: ffff880631e03890 R08: 0000000000000002 R09: 0000000000000001
  770. [ 4959.834847] R10: ffff880631e037d0 R11: ffff880631fd3780 R12: 0000000000000003
  771. [ 4959.834853] R13: 0000000000000000 R14: 0000000000000004 R15: ffffffff81089848
  772. [ 4959.834860] FS:  00007f5c5cd02700(0000) GS:ffff880631e00000(0000) knlGS:0000000000000000
  773. [ 4959.834865] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  774. [ 4959.834870] CR2: 00000000091c753c CR3: 0000000318d71000 CR4: 00000000000026e0
  775. [ 4959.834873] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  776. [ 4959.834877] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  777. [ 4959.834880] Process qemu-kvm (pid: 3429, threadinfo ffff8806027e0000, task ffff8806126a4960)
  778. [ 4959.834884] Stack:
  779. [ 4959.835104]  ffff880631e038c0 ffffffff81095610 ffff880631fd3780 0000000000000004
  780. [ 4959.835114]  ffff8806126a4960 ffff880631e039d8 ffff880631e038f0 ffffffff81056dcd
  781. [ 4959.835122]  ffff8806126a4960 ffff8806126a4960 0000000000000000 0000000000000004
  782. [ 4959.835130] Call Trace:
  783. [ 4959.835349]  <IRQ>
  784. [ 4959.835573]  [<ffffffff81095610>] __smp_call_function_single+0xc2/0xe8
  785. [ 4959.835582]  [<ffffffff81056dcd>] scheduler_tick+0x22b/0x242
  786. [ 4959.835589]  [<ffffffff8106aee0>] update_process_times+0x65/0x75
  787. [ 4959.835595]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  788. [ 4959.835603]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  789. [ 4959.835610]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  790. [ 4959.835616]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  791. [ 4959.835623]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  792. [ 4959.835630]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  793. [ 4959.835636]  [<ffffffff8112e14b>] ? arch_local_irq_restore+0x6/0xd
  794. [ 4959.835641]  [<ffffffff814fe0cb>] free_debug_processing+0x188/0x1b7
  795. [ 4959.835650]  [<ffffffff814fe128>] __slab_free+0x2e/0x24f
  796. [ 4959.835656]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  797. [ 4959.835661]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  798. [ 4959.835668]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  799. [ 4959.835675]  [<ffffffff81130cc5>] kmem_cache_free+0x85/0xff
  800. [ 4959.835680]  [<ffffffff810f50e2>] mempool_free_slab+0x17/0x19
  801. [ 4959.835686]  [<ffffffff810f519a>] mempool_free+0x7a/0x82
  802. [ 4959.835692]  [<ffffffff8116d3a8>] bio_free+0x5f/0x64
  803. [ 4959.835699]  [<ffffffff813cad55>] dm_bio_destructor+0x12/0x14
  804. [ 4959.835706]  [<ffffffff8116cb92>] bio_put+0x2b/0x2d
  805. [ 4959.835711]  [<ffffffff813cb619>] clone_endio+0x9e/0xb4
  806. [ 4959.835717]  [<ffffffff8116c489>] bio_endio+0x2d/0x2f
  807. [ 4959.835724]  [<ffffffff81230ef1>] req_bio_endio+0x91/0x99
  808. [ 4959.835729]  [<ffffffff81232854>] blk_update_request+0x1e2/0x385
  809. [ 4959.835737]  [<ffffffff81232fcb>] blk_update_bidi_request+0x21/0x6d
  810. [ 4959.835743]  [<ffffffff81233e5e>] blk_end_bidi_request+0x1f/0x5d
  811. [ 4959.835750]  [<ffffffff81233eac>] blk_end_request+0x10/0x12
  812. [ 4959.835757]  [<ffffffff813300e6>] scsi_io_completion+0x1dc/0x4d7
  813. [ 4959.835763]  [<ffffffff8132803f>] scsi_finish_command+0xe4/0xed
  814. [ 4959.835769]  [<ffffffff8132fe4e>] scsi_softirq_done+0x109/0x112
  815. [ 4959.835775]  [<ffffffff812382df>] blk_done_softirq+0x79/0x8d
  816. [ 4959.835781]  [<ffffffff810629ca>] __do_softirq+0x112/0x25a
  817. [ 4959.835786]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  818. [ 4959.835791]  [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  819. [ 4959.835797]  [<ffffffff81010bf6>] do_softirq+0x4b/0xa1
  820. [ 4959.835804]  [<ffffffff81062d79>] irq_exit+0x5d/0xcf
  821. [ 4959.835809]  [<ffffffff81026aef>] smp_call_function_single_interrupt+0x25/0x2a
  822. [ 4959.835816]  [<ffffffff8150eb73>] call_function_single_interrupt+0x73/0x80
  823. [ 4959.835821]  <EOI>
  824. [ 4959.836048]  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  825. [ 4959.836054]  [<ffffffff810956a6>] ? arch_local_irq_restore+0x6/0xd
  826. [ 4959.836060]  [<ffffffff8150602f>] _raw_spin_unlock_irqrestore+0x4d/0x61
  827. [ 4959.836064]  [<ffffffff81094e07>] generic_exec_single+0x66/0x95
  828. [ 4959.836073]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  829. [ 4959.836080]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  830. [ 4959.836088]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  831. [ 4959.836096]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  832. [ 4959.836101]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  833. [ 4959.836118]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  834. [ 4959.836129]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  835. [ 4959.836134]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  836. [ 4959.836140]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  837. [ 4959.836147]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  838. [ 4959.836166]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  839. [ 4959.836171]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  840. [ 4959.836185]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  841. [ 4959.836192]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  842. [ 4959.836210]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  843. [ 4959.836231]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  844. [ 4959.836245]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  845. [ 4959.836251]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  846. [ 4959.836257]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  847. [ 4959.836262]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  848. [ 4959.836266]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  849. [ 4959.836270] Code: 66 90 66 90 5d c3 55 48 89 e5 e8 dd ff ff ff 48 89 c2 fa 66 66 90 66 66 90 48 89 d0 5d c3 55 48 89 e5 66 66 66 66 90 eb 02 f3 90 <f6> 47 20 01 75 f8 66 c7 47 20 01 00 0f ae f0 5d c3 55 48 89 e5
  850. [ 4959.837151] Call Trace:
  851. [ 4959.837154]  <IRQ>  [<ffffffff81095610>] __smp_call_function_single+0xc2/0xe8
  852. [ 4959.837164]  [<ffffffff81056dcd>] scheduler_tick+0x22b/0x242
  853. [ 4959.837169]  [<ffffffff8106aee0>] update_process_times+0x65/0x75
  854. [ 4959.837174]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  855. [ 4959.837179]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  856. [ 4959.837186]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  857. [ 4959.837192]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  858. [ 4959.837199]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  859. [ 4959.837205]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  860. [ 4959.837213]  [<ffffffff8112e14b>] ? arch_local_irq_restore+0x6/0xd
  861. [ 4959.837219]  [<ffffffff814fe0cb>] free_debug_processing+0x188/0x1b7
  862. [ 4959.837225]  [<ffffffff814fe128>] __slab_free+0x2e/0x24f
  863. [ 4959.837231]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  864. [ 4959.837237]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  865. [ 4959.837243]  [<ffffffff810f50e2>] ? mempool_free_slab+0x17/0x19
  866. [ 4959.837247]  [<ffffffff81130cc5>] kmem_cache_free+0x85/0xff
  867. [ 4959.837254]  [<ffffffff810f50e2>] mempool_free_slab+0x17/0x19
  868. [ 4959.837261]  [<ffffffff810f519a>] mempool_free+0x7a/0x82
  869. [ 4959.837268]  [<ffffffff8116d3a8>] bio_free+0x5f/0x64
  870. [ 4959.837273]  [<ffffffff813cad55>] dm_bio_destructor+0x12/0x14
  871. [ 4959.837280]  [<ffffffff8116cb92>] bio_put+0x2b/0x2d
  872. [ 4959.837284]  [<ffffffff813cb619>] clone_endio+0x9e/0xb4
  873. [ 4959.837289]  [<ffffffff8116c489>] bio_endio+0x2d/0x2f
  874. [ 4959.837296]  [<ffffffff81230ef1>] req_bio_endio+0x91/0x99
  875. [ 4959.837301]  [<ffffffff81232854>] blk_update_request+0x1e2/0x385
  876. [ 4959.837307]  [<ffffffff81232fcb>] blk_update_bidi_request+0x21/0x6d
  877. [ 4959.837312]  [<ffffffff81233e5e>] blk_end_bidi_request+0x1f/0x5d
  878. [ 4959.837318]  [<ffffffff81233eac>] blk_end_request+0x10/0x12
  879. [ 4959.837326]  [<ffffffff813300e6>] scsi_io_completion+0x1dc/0x4d7
  880. [ 4959.837332]  [<ffffffff8132803f>] scsi_finish_command+0xe4/0xed
  881. [ 4959.837337]  [<ffffffff8132fe4e>] scsi_softirq_done+0x109/0x112
  882. [ 4959.837342]  [<ffffffff812382df>] blk_done_softirq+0x79/0x8d
  883. [ 4959.837347]  [<ffffffff810629ca>] __do_softirq+0x112/0x25a
  884. [ 4959.837354]  [<ffffffff81014de5>] ? paravirt_read_tsc+0x9/0xd
  885. [ 4959.837361]  [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  886. [ 4959.837367]  [<ffffffff81010bf6>] do_softirq+0x4b/0xa1
  887. [ 4959.837371]  [<ffffffff81062d79>] irq_exit+0x5d/0xcf
  888. [ 4959.837376]  [<ffffffff81026aef>] smp_call_function_single_interrupt+0x25/0x2a
  889. [ 4959.837381]  [<ffffffff8150eb73>] call_function_single_interrupt+0x73/0x80
  890. [ 4959.837384]  <EOI>  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  891. [ 4959.837394]  [<ffffffff810956a6>] ? arch_local_irq_restore+0x6/0xd
  892. [ 4959.837401]  [<ffffffff8150602f>] _raw_spin_unlock_irqrestore+0x4d/0x61
  893. [ 4959.837407]  [<ffffffff81094e07>] generic_exec_single+0x66/0x95
  894. [ 4959.837417]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  895. [ 4959.837422]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  896. [ 4959.837432]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  897. [ 4959.837442]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  898. [ 4959.837447]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  899. [ 4959.837466]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  900. [ 4959.837478]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  901. [ 4959.837485]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  902. [ 4959.837491]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  903. [ 4959.837497]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  904. [ 4959.837518]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  905. [ 4959.837523]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  906. [ 4959.837537]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  907. [ 4959.837544]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  908. [ 4959.837562]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  909. [ 4959.837582]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  910. [ 4959.837596]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  911. [ 4959.837603]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  912. [ 4959.837610]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  913. [ 4959.837617]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  914. [ 4959.837624]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  915. [ 4959.837630] NMI backtrace for cpu 5
  916. [ 4959.837636] CPU 5
  917. [ 4959.837639] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  918. [ 4959.837723]
  919. [ 4959.837727] Pid: 0, comm: kworker/0:1 Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  920. [ 4959.837739] RIP: 0010:[<ffffffff812975fe>]  [<ffffffff812975fe>] intel_idle+0xb2/0x10c
  921. [ 4959.837748] RSP: 0018:ffff88032a06de58  EFLAGS: 00000046
  922. [ 4959.837755] RAX: 0000000000000010 RBX: 0000000000000004 RCX: 0000000000000001
  923. [ 4959.837761] RDX: 0000000000000000 RSI: ffff88032a06dfd8 RDI: ffffffff81a13900
  924. [ 4959.837766] RBP: ffff88032a06dea8 R08: 0000000000000320 R09: 0000000000000039
  925. [ 4959.837771] R10: ffff88032a06de18 R11: 0000000000000144 R12: 0000000000000010
  926. [ 4959.837777] R13: 125c9b4a73fefd0a R14: 0000000000000005 R15: 0000000000000000
  927. [ 4959.837784] FS:  0000000000000000(0000) GS:ffff880632000000(0000) knlGS:0000000000000000
  928. [ 4959.837790] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  929. [ 4959.837796] CR2: 00000000020d4218 CR3: 0000000001a05000 CR4: 00000000000026e0
  930. [ 4959.837802] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  931. [ 4959.837807] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  932. [ 4959.837812] Process kworker/0:1 (pid: 0, threadinfo ffff88032a06c000, task ffff88032a064960)
  933. [ 4959.837817] Stack:
  934. [ 4959.838036]  ffff88032a06dea8 ffffffff813e41a5 0000000000000000 000000000004485a
  935. [ 4959.838048]  0000000000000000 000000050004485a 0000000000000320 ffff8806321db870
  936. [ 4959.838057]  ffff8806321db940 0000000000000002 ffff88032a06dee8 ffffffff813e30d2
  937. [ 4959.838068] Call Trace:
  938. [ 4959.838291]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  939. [ 4959.838296]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  940. [ 4959.838302]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  941. [ 4959.838309]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  942. [ 4959.838314] 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 e0 0f 01 c9 <e8> 71 c0 de ff 4c 29 e8 48 89 c7 e8 af 9f dc ff 4c 69 e0 40 42
  943. [ 4959.839201] Call Trace:
  944. [ 4959.839205]  [<ffffffff813e41a5>] ? menu_select+0x19b/0x2c2
  945. [ 4959.839211]  [<ffffffff813e30d2>] cpuidle_idle_call+0x11c/0x1fe
  946. [ 4959.839215]  [<ffffffff8100e2ef>] cpu_idle+0xab/0x101
  947. [ 4959.839221]  [<ffffffff814f21a7>] start_secondary+0x25d/0x25f
  948. [ 4959.839225] NMI backtrace for cpu 6
  949. [ 4959.839229] CPU 6
  950. [ 4959.839232] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  951. [ 4959.839320]
  952. [ 4959.839323] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  953. [ 4959.839332] RIP: 0010:[<ffffffff81094e25>]  [<ffffffff81094e25>] generic_exec_single+0x84/0x95
  954. [ 4959.839340] RSP: 0018:ffff880615a7bad8  EFLAGS: 00000202
  955. [ 4959.839345] RAX: ffff880615a7bfd8 RBX: ffff8806321d42c0 RCX: 000000000000c306
  956. [ 4959.839352] RDX: 0000000000000040 RSI: ffff88060402d048 RDI: 0000000000000292
  957. [ 4959.839359] RBP: ffff880615a7bb18 R08: ffff8806321d42c0 R09: 0000000000000001
  958. [ 4959.839365] R10: 00000006321d42e8 R11: 00000000000001e4 R12: ffff880615a7bb30
  959. [ 4959.839370] R13: 0000000000000005 R14: ffff8806321d42d0 R15: 0000000000000001
  960. [ 4959.839375] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  961. [ 4959.839379] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  962. [ 4959.839383] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  963. [ 4959.839388] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  964. [ 4959.839392] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  965. [ 4959.839399] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  966. [ 4959.839404] Stack:
  967. [ 4959.839625]  0000000000000292 ffff8806027e1b30 ffff880600000001 0000000000000005
  968. [ 4959.839635]  ffffffffa00b9b4d 0000000000000001 ffff880312b37050 ffff880615a7bb30
  969. [ 4959.839645]  ffff880615a7bb88 ffffffff81094f4f ffff880615a7bb78 ffff88060b41dcf0
  970. [ 4959.839656] Call Trace:
  971. [ 4959.839883]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  972. [ 4959.839888]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  973. [ 4959.839897]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  974. [ 4959.839905]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  975. [ 4959.839910]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  976. [ 4959.839927]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  977. [ 4959.839939]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  978. [ 4959.839944]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  979. [ 4959.839949]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  980. [ 4959.839955]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  981. [ 4959.839974]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  982. [ 4959.839982]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  983. [ 4959.839995]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  984. [ 4959.840002]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  985. [ 4959.840020]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  986. [ 4959.840040]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  987. [ 4959.840056]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  988. [ 4959.840061]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  989. [ 4959.840068]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  990. [ 4959.840073]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  991. [ 4959.840080]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  992. [ 4959.840084] Code: 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90 41 f6 44 24 20 01
  993. [ 4959.840471]  f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5
  994. [ 4959.840984] Call Trace:
  995. [ 4959.840992]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  996. [ 4959.840998]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  997. [ 4959.841008]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  998. [ 4959.841017]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  999. [ 4959.841025]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1000. [ 4959.841044]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1001. [ 4959.841057]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1002. [ 4959.841062]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1003. [ 4959.841067]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1004. [ 4959.841071]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1005. [ 4959.841090]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1006. [ 4959.841095]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1007. [ 4959.841107]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1008. [ 4959.841112]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1009. [ 4959.841130]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1010. [ 4959.841147]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1011. [ 4959.841160]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1012. [ 4959.841166]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1013. [ 4959.841171]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1014. [ 4959.841177]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1015. [ 4959.841184]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1016. [ 4959.841187] NMI backtrace for cpu 7
  1017. [ 4959.841192] CPU 7
  1018. [ 4959.841195] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1019. [ 4959.841283]
  1020. [ 4959.841286] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1021. [ 4959.841293] RIP: 0010:[<ffffffff8108b7b0>]  [<ffffffff8108b7b0>] trace_hardirqs_off_caller+0x2c/0x90
  1022. [ 4959.841300] RSP: 0018:ffff880632403d68  EFLAGS: 00000046
  1023. [ 4959.841306] RAX: 0000000000000018 RBX: ffff880615bd8000 RCX: 0000000000000008
  1024. [ 4959.841311] RDX: 0000000000000008 RSI: 0000000000000100 RDI: ffffffff81027fc7
  1025. [ 4959.841317] RBP: ffff880632403d78 R08: 0000000000000100 R09: ffffffff81b729f0
  1026. [ 4959.841323] R10: 0000ffff00066c0a R11: 0000000000000000 R12: ffffffff81027fc7
  1027. [ 4959.841327] R13: 0000000000000002 R14: ffffffff81b729d0 R15: 0000000000000100
  1028. [ 4959.841332] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1029. [ 4959.841336] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1030. [ 4959.841341] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  1031. [ 4959.841347] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1032. [ 4959.841353] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1033. [ 4959.841359] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  1034. [ 4959.841366] Stack:
  1035. [ 4959.841587]  0000000000000086 000000000000d442 ffff880632403d88 ffffffff8108b821
  1036. [ 4959.841599]  ffff880632403dc8 ffffffff81027fc7 0000000000000000 0000000000002710
  1037. [ 4959.841611]  ffffffff81a34e00 ffffffff81a34f00 ffff880632403f50 ffffffff81089848
  1038. [ 4959.841622] Call Trace:
  1039. [ 4959.841844]  <IRQ>
  1040. [ 4959.842066]  [<ffffffff8108b821>] trace_hardirqs_off+0xd/0xf
  1041. [ 4959.842072]  [<ffffffff81027fc7>] default_send_IPI_mask_sequence_phys+0x7c/0x97
  1042. [ 4959.842077]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  1043. [ 4959.842082]  [<ffffffff8102b561>] physflat_send_IPI_all+0x17/0x19
  1044. [ 4959.842087]  [<ffffffff81028102>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1045. [ 4959.842092]  [<ffffffff810c7711>] __rcu_pending+0x89/0x328
  1046. [ 4959.842097]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  1047. [ 4959.842101]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  1048. [ 4959.842106]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  1049. [ 4959.842111]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  1050. [ 4959.842115]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  1051. [ 4959.842121]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  1052. [ 4959.842126]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  1053. [ 4959.842131]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  1054. [ 4959.842134]  <EOI>
  1055. [ 4959.842359]  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  1056. [ 4959.842367]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  1057. [ 4959.842373]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  1058. [ 4959.842377]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1059. [ 4959.842386]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1060. [ 4959.842392]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1061. [ 4959.842402]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1062. [ 4959.842411]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1063. [ 4959.842429]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1064. [ 4959.842443]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1065. [ 4959.842457]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1066. [ 4959.842464]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1067. [ 4959.842471]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1068. [ 4959.842477]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1069. [ 4959.842483]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1070. [ 4959.842488] Code: 48 89 e5 41 54 49 89 fc 53 65 48 8b 1c 25 c0 c4 00 00 83 3d 32 68 9e 00 00 74 6f 83 bb e4 06 00 00 00 75 66 83 3d b0 5d e0 00 00
  1071. [ 4959.842875]  2f e8 01 f5 ff ff f6 c4 02 74 25 e8 07 91 1c 00 85 c0 74 4a
  1072. [ 4959.843387] Call Trace:
  1073. [ 4959.843389]  <IRQ>  [<ffffffff8108b821>] trace_hardirqs_off+0xd/0xf
  1074. [ 4959.843400]  [<ffffffff81027fc7>] default_send_IPI_mask_sequence_phys+0x7c/0x97
  1075. [ 4959.843406]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  1076. [ 4959.843412]  [<ffffffff8102b561>] physflat_send_IPI_all+0x17/0x19
  1077. [ 4959.843420]  [<ffffffff81028102>] arch_trigger_all_cpu_backtrace+0x57/0x89
  1078. [ 4959.843426]  [<ffffffff810c7711>] __rcu_pending+0x89/0x328
  1079. [ 4959.843433]  [<ffffffff81089848>] ? tick_nohz_handler+0xdf/0xdf
  1080. [ 4959.843438]  [<ffffffff810c7e0a>] rcu_check_callbacks+0x88/0xb9
  1081. [ 4959.843445]  [<ffffffff8106aeba>] update_process_times+0x3f/0x75
  1082. [ 4959.843450]  [<ffffffff810898bd>] tick_sched_timer+0x75/0x9e
  1083. [ 4959.843457]  [<ffffffff8107dc28>] __run_hrtimer+0xed/0x1db
  1084. [ 4959.843464]  [<ffffffff8107e462>] hrtimer_interrupt+0xe0/0x1aa
  1085. [ 4959.843471]  [<ffffffff8150fa8c>] smp_apic_timer_interrupt+0x77/0x8a
  1086. [ 4959.843479]  [<ffffffff8150d973>] apic_timer_interrupt+0x73/0x80
  1087. [ 4959.843483]  <EOI>  [<ffffffff81506474>] ? retint_restore_args+0x13/0x13
  1088. [ 4959.843495]  [<ffffffff81094e25>] ? generic_exec_single+0x84/0x95
  1089. [ 4959.843503]  [<ffffffff81094e07>] ? generic_exec_single+0x66/0x95
  1090. [ 4959.843510]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1091. [ 4959.843521]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1092. [ 4959.843529]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1093. [ 4959.843539]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1094. [ 4959.843548]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1095. [ 4959.843567]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1096. [ 4959.843580]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1097. [ 4959.843595]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1098. [ 4959.843604]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1099. [ 4959.843611]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1100. [ 4959.843617]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1101. [ 4959.843622]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1102. [ 4985.145095] BUG: soft lockup - CPU#6 stuck for 22s! [qemu-kvm:3337]
  1103. [ 4985.145329] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1104. [ 4985.145414] irq event stamp: 105954510
  1105. [ 4985.145418] hardirqs last  enabled at (105954509): [<ffffffff81506474>] restore_args+0x0/0x30
  1106. [ 4985.145425] hardirqs last disabled at (105954510): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1107. [ 4985.145433] softirqs last  enabled at (105954508): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1108. [ 4985.145439] softirqs last disabled at (105954503): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1109. [ 4985.145446] CPU 6
  1110. [ 4985.145448] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1111. [ 4985.145529]
  1112. [ 4985.145532] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1113. [ 4985.145543] RIP: 0010:[<ffffffff81094e25>]  [<ffffffff81094e25>] generic_exec_single+0x84/0x95
  1114. [ 4985.145551] RSP: 0018:ffff880615a7bad8  EFLAGS: 00000202
  1115. [ 4985.145555] RAX: ffff880615a7bfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1116. [ 4985.145560] RDX: 0000000000000040 RSI: ffff88060402d048 RDI: 0000000000000292
  1117. [ 4985.145565] RBP: ffff880615a7bb18 R08: ffff8806321d42c0 R09: 0000000000000001
  1118. [ 4985.145569] R10: 00000006321d42e8 R11: 00000000000001e4 R12: ffff880615a7ba48
  1119. [ 4985.145573] R13: ffff880632200000 R14: ffff880615a7a000 R15: 0000000000000000
  1120. [ 4985.145581] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1121. [ 4985.145587] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1122. [ 4985.145593] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  1123. [ 4985.145598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1124. [ 4985.145604] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1125. [ 4985.145612] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  1126. [ 4985.145620] Stack:
  1127. [ 4985.145843]  0000000000000292 ffff8806027e1b30 ffff880600000001 0000000000000005
  1128. [ 4985.145853]  ffffffffa00b9b4d 0000000000000001 ffff880312b37050 ffff880615a7bb30
  1129. [ 4985.145864]  ffff880615a7bb88 ffffffff81094f4f ffff880615a7bb78 ffff88060b41dcf0
  1130. [ 4985.145875] Call Trace:
  1131. [ 4985.146104]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1132. [ 4985.146110]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1133. [ 4985.146120]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1134. [ 4985.146130]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1135. [ 4985.146135]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1136. [ 4985.146154]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1137. [ 4985.146167]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1138. [ 4985.146173]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1139. [ 4985.146178]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1140. [ 4985.146183]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1141. [ 4985.146203]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1142. [ 4985.146208]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1143. [ 4985.146222]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1144. [ 4985.146229]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1145. [ 4985.146249]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1146. [ 4985.146269]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1147. [ 4985.146283]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1148. [ 4985.146290]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1149. [ 4985.146296]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1150. [ 4985.146303]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1151. [ 4985.146309]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1152. [ 4985.146315] Code: 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90 41 f6 44 24 20 01
  1153. [ 4985.146700]  f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5
  1154. [ 4985.147206] Call Trace:
  1155. [ 4985.147216]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1156. [ 4985.147222]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1157. [ 4985.147231]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1158. [ 4985.147242]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1159. [ 4985.147249]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1160. [ 4985.147269]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1161. [ 4985.147284]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1162. [ 4985.147290]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1163. [ 4985.147296]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1164. [ 4985.147302]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1165. [ 4985.147325]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1166. [ 4985.147333]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1167. [ 4985.147349]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1168. [ 4985.147356]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1169. [ 4985.147377]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1170. [ 4985.147398]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1171. [ 4985.147413]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1172. [ 4985.147419]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1173. [ 4985.147425]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1174. [ 4985.147431]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1175. [ 4985.147435]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1176. [ 4985.218086] BUG: soft lockup - CPU#7 stuck for 22s! [qemu-kvm:3087]
  1177. [ 4985.218316] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1178. [ 4985.218408] irq event stamp: 119848088
  1179. [ 4985.218411] hardirqs last  enabled at (119848087): [<ffffffff81506474>] restore_args+0x0/0x30
  1180. [ 4985.218419] hardirqs last disabled at (119848088): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1181. [ 4985.218426] softirqs last  enabled at (119848086): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1182. [ 4985.218432] softirqs last disabled at (119848081): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1183. [ 4985.218439] CPU 7
  1184. [ 4985.218441] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1185. [ 4985.218529]
  1186. [ 4985.218533] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1187. [ 4985.218543] RIP: 0010:[<ffffffff81094e1f>]  [<ffffffff81094e1f>] generic_exec_single+0x7e/0x95
  1188. [ 4985.218555] RSP: 0018:ffff88060b41dc98  EFLAGS: 00000202
  1189. [ 4985.218561] RAX: ffff88060b41dfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1190. [ 4985.218567] RDX: 0000000000000040 RSI: ffff880615bd86e8 RDI: 0000000000000292
  1191. [ 4985.218571] RBP: ffff88060b41dcd8 R08: ffff8806321d42c0 R09: 0000000000000001
  1192. [ 4985.218577] R10: 00000007321d42e8 R11: 00000000000001c0 R12: ffff88060b41dc08
  1193. [ 4985.218581] R13: ffff880632400000 R14: ffff88060b41c000 R15: 0000000000000000
  1194. [ 4985.218588] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1195. [ 4985.218594] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1196. [ 4985.218599] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  1197. [ 4985.218604] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1198. [ 4985.218609] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1199. [ 4985.218613] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  1200. [ 4985.218617] Stack:
  1201. [ 4985.218835]  0000000000000292 ffff8806027e1b30 ffffffff81504681 0000000000000005
  1202. [ 4985.218845]  ffffffffa00b9b4d 0000000000000001 ffff880312927050 ffff88060b41dcf0
  1203. [ 4985.218856]  ffff88060b41dd48 ffffffff81094f4f ffff880615bd86e8 ffff8806321d42c0
  1204. [ 4985.218866] Call Trace:
  1205. [ 4985.219087]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1206. [ 4985.219098]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1207. [ 4985.219103]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1208. [ 4985.219113]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1209. [ 4985.219122]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1210. [ 4985.219142]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1211. [ 4985.219156]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1212. [ 4985.219169]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1213. [ 4985.219175]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1214. [ 4985.219179]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1215. [ 4985.219185]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1216. [ 4985.219190]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1217. [ 4985.219195] Code: a9 4a 1c 00 48 8b 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90
  1218. [ 4985.219576]  f6 44 24 20 01 75 f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
  1219. [ 4985.220085] Call Trace:
  1220. [ 4985.220090]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1221. [ 4985.220100]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1222. [ 4985.220107]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1223. [ 4985.220118]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1224. [ 4985.220127]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1225. [ 4985.220146]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1226. [ 4985.220161]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1227. [ 4985.220175]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1228. [ 4985.220181]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1229. [ 4985.220186]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1230. [ 4985.220191]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1231. [ 4985.220195]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1232. [ 5013.146074] BUG: soft lockup - CPU#6 stuck for 22s! [qemu-kvm:3337]
  1233. [ 5013.146305] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1234. [ 5013.146394] irq event stamp: 106251488
  1235. [ 5013.146398] hardirqs last  enabled at (106251487): [<ffffffff81506474>] restore_args+0x0/0x30
  1236. [ 5013.146408] hardirqs last disabled at (106251488): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1237. [ 5013.146417] softirqs last  enabled at (106251486): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1238. [ 5013.146425] softirqs last disabled at (106251481): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1239. [ 5013.146434] CPU 6
  1240. [ 5013.146436] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1241. [ 5013.146524]
  1242. [ 5013.146528] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1243. [ 5013.146538] RIP: 0010:[<ffffffff81094e1f>]  [<ffffffff81094e1f>] generic_exec_single+0x7e/0x95
  1244. [ 5013.146548] RSP: 0018:ffff880615a7bad8  EFLAGS: 00000202
  1245. [ 5013.146553] RAX: ffff880615a7bfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1246. [ 5013.146557] RDX: 0000000000000040 RSI: ffff88060402d048 RDI: 0000000000000292
  1247. [ 5013.146561] RBP: ffff880615a7bb18 R08: ffff8806321d42c0 R09: 0000000000000001
  1248. [ 5013.146566] R10: 00000006321d42e8 R11: 00000000000001e4 R12: ffff880615a7ba48
  1249. [ 5013.146572] R13: ffff880632200000 R14: ffff880615a7a000 R15: 0000000000000000
  1250. [ 5013.146577] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1251. [ 5013.146582] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1252. [ 5013.146586] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  1253. [ 5013.146593] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1254. [ 5013.146599] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1255. [ 5013.146604] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  1256. [ 5013.146611] Stack:
  1257. [ 5013.146830]  0000000000000292 ffff8806027e1b30 ffff880600000001 0000000000000005
  1258. [ 5013.146842]  ffffffffa00b9b4d 0000000000000001 ffff880312b37050 ffff880615a7bb30
  1259. [ 5013.146852]  ffff880615a7bb88 ffffffff81094f4f ffff880615a7bb78 ffff88060b41dcf0
  1260. [ 5013.146862] Call Trace:
  1261. [ 5013.147090]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1262. [ 5013.147098]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1263. [ 5013.147108]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1264. [ 5013.147118]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1265. [ 5013.147123]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1266. [ 5013.147142]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1267. [ 5013.147155]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1268. [ 5013.147161]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1269. [ 5013.147165]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1270. [ 5013.147171]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1271. [ 5013.147194]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1272. [ 5013.147199]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1273. [ 5013.147214]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1274. [ 5013.147222]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1275. [ 5013.147242]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1276. [ 5013.147260]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1277. [ 5013.147275]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1278. [ 5013.147284]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1279. [ 5013.147292]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1280. [ 5013.147298]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1281. [ 5013.147305]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1282. [ 5013.147310] Code: a9 4a 1c 00 48 8b 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90
  1283. [ 5013.147695]  f6 44 24 20 01 75 f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
  1284. [ 5013.148206] Call Trace:
  1285. [ 5013.148215]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1286. [ 5013.148222]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1287. [ 5013.148233]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1288. [ 5013.148242]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1289. [ 5013.148248]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1290. [ 5013.148267]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1291. [ 5013.148281]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1292. [ 5013.148287]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1293. [ 5013.148293]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1294. [ 5013.148297]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1295. [ 5013.148320]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1296. [ 5013.148325]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1297. [ 5013.148340]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1298. [ 5013.148348]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1299. [ 5013.148369]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1300. [ 5013.148391]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1301. [ 5013.148407]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1302. [ 5013.148415]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1303. [ 5013.148421]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1304. [ 5013.148427]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1305. [ 5013.148434]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1306. [ 5013.219066] BUG: soft lockup - CPU#7 stuck for 22s! [qemu-kvm:3087]
  1307. [ 5013.219300] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1308. [ 5013.219387] irq event stamp: 120142384
  1309. [ 5013.219391] hardirqs last  enabled at (120142383): [<ffffffff81506474>] restore_args+0x0/0x30
  1310. [ 5013.219401] hardirqs last disabled at (120142384): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1311. [ 5013.219410] softirqs last  enabled at (120142382): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1312. [ 5013.219418] softirqs last disabled at (120142377): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1313. [ 5013.219429] CPU 7
  1314. [ 5013.219432] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1315. [ 5013.219524]
  1316. [ 5013.219528] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1317. [ 5013.219538] RIP: 0010:[<ffffffff81094e1f>]  [<ffffffff81094e1f>] generic_exec_single+0x7e/0x95
  1318. [ 5013.219546] RSP: 0018:ffff88060b41dc98  EFLAGS: 00000202
  1319. [ 5013.219551] RAX: ffff88060b41dfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1320. [ 5013.219555] RDX: 0000000000000040 RSI: ffff880615bd86e8 RDI: 0000000000000292
  1321. [ 5013.219559] RBP: ffff88060b41dcd8 R08: ffff8806321d42c0 R09: 0000000000000001
  1322. [ 5013.219563] R10: 00000007321d42e8 R11: 00000000000001c0 R12: ffff88060b41dc08
  1323. [ 5013.219569] R13: ffff880632400000 R14: ffff88060b41c000 R15: 0000000000000000
  1324. [ 5013.219575] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1325. [ 5013.219580] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1326. [ 5013.219585] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  1327. [ 5013.219590] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1328. [ 5013.219597] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1329. [ 5013.219603] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  1330. [ 5013.219608] Stack:
  1331. [ 5013.219830]  0000000000000292 ffff8806027e1b30 ffffffff81504681 0000000000000005
  1332. [ 5013.219838]  ffffffffa00b9b4d 0000000000000001 ffff880312927050 ffff88060b41dcf0
  1333. [ 5013.219846]  ffff88060b41dd48 ffffffff81094f4f ffff880615bd86e8 ffff8806321d42c0
  1334. [ 5013.219855] Call Trace:
  1335. [ 5013.220079]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1336. [ 5013.220090]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1337. [ 5013.220097]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1338. [ 5013.220107]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1339. [ 5013.220117]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1340. [ 5013.220139]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1341. [ 5013.220153]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1342. [ 5013.220167]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1343. [ 5013.220176]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1344. [ 5013.220183]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1345. [ 5013.220192]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1346. [ 5013.220198]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1347. [ 5013.220203] Code: a9 4a 1c 00 48 8b 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90
  1348. [ 5013.220588]  f6 44 24 20 01 75 f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
  1349. [ 5013.221099] Call Trace:
  1350. [ 5013.221104]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1351. [ 5013.221116]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1352. [ 5013.221123]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1353. [ 5013.221132]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1354. [ 5013.221141]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1355. [ 5013.221159]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1356. [ 5013.221173]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1357. [ 5013.221189]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1358. [ 5013.221195]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1359. [ 5013.221201]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1360. [ 5013.221205]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1361. [ 5013.221210]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1362. [ 5041.147053] BUG: soft lockup - CPU#6 stuck for 22s! [qemu-kvm:3337]
  1363. [ 5041.147285] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1364. [ 5041.147372] irq event stamp: 106548738
  1365. [ 5041.147376] hardirqs last  enabled at (106548737): [<ffffffff81506474>] restore_args+0x0/0x30
  1366. [ 5041.147387] hardirqs last disabled at (106548738): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1367. [ 5041.147397] softirqs last  enabled at (106548736): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1368. [ 5041.147406] softirqs last disabled at (106548731): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1369. [ 5041.147415] CPU 6
  1370. [ 5041.147417] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1371. [ 5041.147498]
  1372. [ 5041.147502] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1373. [ 5041.147512] RIP: 0010:[<ffffffff81094e1f>]  [<ffffffff81094e1f>] generic_exec_single+0x7e/0x95
  1374. [ 5041.147522] RSP: 0018:ffff880615a7bad8  EFLAGS: 00000202
  1375. [ 5041.147526] RAX: ffff880615a7bfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1376. [ 5041.147532] RDX: 0000000000000040 RSI: ffff88060402d048 RDI: 0000000000000292
  1377. [ 5041.147538] RBP: ffff880615a7bb18 R08: ffff8806321d42c0 R09: 0000000000000001
  1378. [ 5041.147544] R10: 00000006321d42e8 R11: 00000000000001e4 R12: ffff880615a7ba48
  1379. [ 5041.147549] R13: ffff880632200000 R14: ffff880615a7a000 R15: 0000000000000000
  1380. [ 5041.147554] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1381. [ 5041.147561] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1382. [ 5041.147566] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  1383. [ 5041.147573] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1384. [ 5041.147577] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1385. [ 5041.147581] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  1386. [ 5041.147585] Stack:
  1387. [ 5041.147808]  0000000000000292 ffff8806027e1b30 ffff880600000001 0000000000000005
  1388. [ 5041.147817]  ffffffffa00b9b4d 0000000000000001 ffff880312b37050 ffff880615a7bb30
  1389. [ 5041.147825]  ffff880615a7bb88 ffffffff81094f4f ffff880615a7bb78 ffff88060b41dcf0
  1390. [ 5041.147835] Call Trace:
  1391. [ 5041.148063]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1392. [ 5041.148070]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1393. [ 5041.148080]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1394. [ 5041.148091]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1395. [ 5041.148099]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1396. [ 5041.148121]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1397. [ 5041.148134]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1398. [ 5041.148139]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1399. [ 5041.148144]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1400. [ 5041.148152]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1401. [ 5041.148174]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1402. [ 5041.148180]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1403. [ 5041.148195]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1404. [ 5041.148203]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1405. [ 5041.148223]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1406. [ 5041.148242]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1407. [ 5041.148256]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1408. [ 5041.148263]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1409. [ 5041.148269]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1410. [ 5041.148275]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1411. [ 5041.148280]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1412. [ 5041.148286] Code: a9 4a 1c 00 48 8b 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90
  1413. [ 5041.148674]  f6 44 24 20 01 75 f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
  1414. [ 5041.149187] Call Trace:
  1415. [ 5041.149196]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1416. [ 5041.149204]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1417. [ 5041.149215]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1418. [ 5041.149224]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1419. [ 5041.149229]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1420. [ 5041.149248]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1421. [ 5041.149261]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1422. [ 5041.149266]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1423. [ 5041.149272]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1424. [ 5041.149278]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1425. [ 5041.149300]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1426. [ 5041.149305]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1427. [ 5041.149321]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1428. [ 5041.149329]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1429. [ 5041.149349]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1430. [ 5041.149369]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1431. [ 5041.149386]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1432. [ 5041.149394]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1433. [ 5041.149402]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1434. [ 5041.149406]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1435. [ 5041.149411]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1436. [ 5041.220045] BUG: soft lockup - CPU#7 stuck for 23s! [qemu-kvm:3087]
  1437. [ 5041.220281] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1438. [ 5041.220366] irq event stamp: 120436760
  1439. [ 5041.220369] hardirqs last  enabled at (120436759): [<ffffffff81506474>] restore_args+0x0/0x30
  1440. [ 5041.220378] hardirqs last disabled at (120436760): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1441. [ 5041.220386] softirqs last  enabled at (120436758): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1442. [ 5041.220395] softirqs last disabled at (120436753): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1443. [ 5041.220406] CPU 7
  1444. [ 5041.220409] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1445. [ 5041.220494]
  1446. [ 5041.220498] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1447. [ 5041.220509] RIP: 0010:[<ffffffff81094e25>]  [<ffffffff81094e25>] generic_exec_single+0x84/0x95
  1448. [ 5041.220520] RSP: 0018:ffff88060b41dc98  EFLAGS: 00000202
  1449. [ 5041.220526] RAX: ffff88060b41dfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1450. [ 5041.220532] RDX: 0000000000000040 RSI: ffff880615bd86e8 RDI: 0000000000000292
  1451. [ 5041.220538] RBP: ffff88060b41dcd8 R08: ffff8806321d42c0 R09: 0000000000000001
  1452. [ 5041.220543] R10: 00000007321d42e8 R11: 00000000000001c0 R12: ffff88060b41dc08
  1453. [ 5041.220550] R13: ffff880632400000 R14: ffff88060b41c000 R15: 0000000000000000
  1454. [ 5041.220555] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1455. [ 5041.220560] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1456. [ 5041.220565] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  1457. [ 5041.220570] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1458. [ 5041.220578] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1459. [ 5041.220583] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  1460. [ 5041.220591] Stack:
  1461. [ 5041.220811]  0000000000000292 ffff8806027e1b30 ffffffff81504681 0000000000000005
  1462. [ 5041.220822]  ffffffffa00b9b4d 0000000000000001 ffff880312927050 ffff88060b41dcf0
  1463. [ 5041.220831]  ffff88060b41dd48 ffffffff81094f4f ffff880615bd86e8 ffff8806321d42c0
  1464. [ 5041.220841] Call Trace:
  1465. [ 5041.221064]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1466. [ 5041.221074]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1467. [ 5041.221081]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1468. [ 5041.221093]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1469. [ 5041.221104]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1470. [ 5041.221124]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1471. [ 5041.221138]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1472. [ 5041.221152]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1473. [ 5041.221160]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1474. [ 5041.221168]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1475. [ 5041.221176]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1476. [ 5041.221181]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1477. [ 5041.221184] Code: 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90 41 f6 44 24 20 01
  1478. [ 5041.221568]  f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5
  1479. [ 5041.222078] Call Trace:
  1480. [ 5041.222083]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1481. [ 5041.222095]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1482. [ 5041.222100]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1483. [ 5041.222110]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1484. [ 5041.222119]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1485. [ 5041.222138]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1486. [ 5041.222152]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1487. [ 5041.222168]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1488. [ 5041.222173]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1489. [ 5041.222178]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1490. [ 5041.222183]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1491. [ 5041.222188]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1492. [ 5069.148033] BUG: soft lockup - CPU#6 stuck for 23s! [qemu-kvm:3337]
  1493. [ 5069.148262] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1494. [ 5069.148344] irq event stamp: 106845772
  1495. [ 5069.148348] hardirqs last  enabled at (106845771): [<ffffffff81506474>] restore_args+0x0/0x30
  1496. [ 5069.148358] hardirqs last disabled at (106845772): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1497. [ 5069.148368] softirqs last  enabled at (106845770): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1498. [ 5069.148377] softirqs last disabled at (106845765): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1499. [ 5069.148387] CPU 6
  1500. [ 5069.148390] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1501. [ 5069.148476]
  1502. [ 5069.148481] Pid: 3337, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1503. [ 5069.148493] RIP: 0010:[<ffffffff81094e25>]  [<ffffffff81094e25>] generic_exec_single+0x84/0x95
  1504. [ 5069.148503] RSP: 0018:ffff880615a7bad8  EFLAGS: 00000202
  1505. [ 5069.148507] RAX: ffff880615a7bfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1506. [ 5069.148511] RDX: 0000000000000040 RSI: ffff88060402d048 RDI: 0000000000000292
  1507. [ 5069.148516] RBP: ffff880615a7bb18 R08: ffff8806321d42c0 R09: 0000000000000001
  1508. [ 5069.148520] R10: 00000006321d42e8 R11: 00000000000001e4 R12: ffff880615a7ba48
  1509. [ 5069.148525] R13: ffff880632200000 R14: ffff880615a7a000 R15: 0000000000000000
  1510. [ 5069.148529] FS:  00007f8569649700(0000) GS:ffff880632200000(0000) knlGS:0000000000000000
  1511. [ 5069.148534] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1512. [ 5069.148538] CR2: 000000000a5d7e70 CR3: 00000003128f7000 CR4: 00000000000026e0
  1513. [ 5069.148542] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1514. [ 5069.148546] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1515. [ 5069.148550] Process qemu-kvm (pid: 3337, threadinfo ffff880615a7a000, task ffff88060402c960)
  1516. [ 5069.148555] Stack:
  1517. [ 5069.148773]  0000000000000292 ffff8806027e1b30 ffff880600000001 0000000000000005
  1518. [ 5069.148785]  ffffffffa00b9b4d 0000000000000001 ffff880312b37050 ffff880615a7bb30
  1519. [ 5069.148796]  ffff880615a7bb88 ffffffff81094f4f ffff880615a7bb78 ffff88060b41dcf0
  1520. [ 5069.148807] Call Trace:
  1521. [ 5069.149035]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1522. [ 5069.149043]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1523. [ 5069.149056]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1524. [ 5069.149067]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1525. [ 5069.149075]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1526. [ 5069.149095]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1527. [ 5069.149108]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1528. [ 5069.149114]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1529. [ 5069.149118]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1530. [ 5069.149123]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1531. [ 5069.149146]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1532. [ 5069.149151]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1533. [ 5069.149165]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1534. [ 5069.149173]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1535. [ 5069.149195]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1536. [ 5069.149214]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1537. [ 5069.149230]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1538. [ 5069.149237]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1539. [ 5069.149243]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1540. [ 5069.149251]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1541. [ 5069.149256]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1542. [ 5069.149260] Code: 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90 41 f6 44 24 20 01
  1543. [ 5069.149647]  f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5
  1544. [ 5069.150159] Call Trace:
  1545. [ 5069.150168]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1546. [ 5069.150176]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1547. [ 5069.150188]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1548. [ 5069.150198]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1549. [ 5069.150203]  [<ffffffff81505fca>] ? _raw_spin_unlock_irq+0x2d/0x45
  1550. [ 5069.150222]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1551. [ 5069.150235]  [<ffffffffa005c024>] kvm_sched_in+0x12/0x14 [kvm]
  1552. [ 5069.150241]  [<ffffffff81049fee>] finish_task_switch+0x9a/0xed
  1553. [ 5069.150248]  [<ffffffff81049f93>] ? finish_task_switch+0x3f/0xed
  1554. [ 5069.150253]  [<ffffffff815038a3>] __schedule+0x6d3/0x761
  1555. [ 5069.150275]  [<ffffffffa0082a4c>] ? apic_update_ppr+0x34/0x82 [kvm]
  1556. [ 5069.150281]  [<ffffffff81503bb0>] schedule+0x5a/0x5c
  1557. [ 5069.150296]  [<ffffffffa005f53e>] kvm_vcpu_block+0x98/0xb3 [kvm]
  1558. [ 5069.150303]  [<ffffffff8107a980>] ? __init_waitqueue_head+0x4b/0x4b
  1559. [ 5069.150323]  [<ffffffffa0071496>] kvm_arch_vcpu_ioctl_run+0xb51/0xe00 [kvm]
  1560. [ 5069.150344]  [<ffffffffa006c944>] ? kvm_arch_vcpu_load+0x14d/0x158 [kvm]
  1561. [ 5069.150359]  [<ffffffffa005db43>] kvm_vcpu_ioctl+0x120/0x59c [kvm]
  1562. [ 5069.150366]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1563. [ 5069.150373]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1564. [ 5069.150379]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1565. [ 5069.150386]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1566. [ 5069.221024] BUG: soft lockup - CPU#7 stuck for 23s! [qemu-kvm:3087]
  1567. [ 5069.221256] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1568. [ 5069.221339] irq event stamp: 120730264
  1569. [ 5069.221343] hardirqs last  enabled at (120730263): [<ffffffff81506474>] restore_args+0x0/0x30
  1570. [ 5069.221351] hardirqs last disabled at (120730264): [<ffffffff8150d96e>] apic_timer_interrupt+0x6e/0x80
  1571. [ 5069.221361] softirqs last  enabled at (120730262): [<ffffffff81062ab8>] __do_softirq+0x200/0x25a
  1572. [ 5069.221370] softirqs last disabled at (120730257): [<ffffffff8150f0fc>] call_softirq+0x1c/0x30
  1573. [ 5069.221380] CPU 7
  1574. [ 5069.221383] Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_CHECKSUM iptable_mangle tun lockd bridge stp llc bonding microcode joydev serio_raw snd_hda_intel snd_hda_codec snd_hwdep snd_seq iTCO_wdt snd_seq_device iTCO_vendor_support snd_pcm i2c_i801 i2c_core snd_timer snd e1000e soundcore snd_page_alloc virtio_net ioatdma dca kvm_intel i7core_edac edac_core kvm sunrpc 3w_9xxx [last unloaded: scsi_wait_scan]
  1575. [ 5069.221473]
  1576. [ 5069.221477] Pid: 3087, comm: qemu-kvm Tainted: G        W   3.1.2-1.fc16.x86_64.debug #1 Supermicro X8DTL/X8DTL
  1577. [ 5069.221489] RIP: 0010:[<ffffffff81094e1f>]  [<ffffffff81094e1f>] generic_exec_single+0x7e/0x95
  1578. [ 5069.221499] RSP: 0018:ffff88060b41dc98  EFLAGS: 00000202
  1579. [ 5069.221504] RAX: ffff88060b41dfd8 RBX: ffffffff81506474 RCX: 000000000000c306
  1580. [ 5069.221512] RDX: 0000000000000040 RSI: ffff880615bd86e8 RDI: 0000000000000292
  1581. [ 5069.221518] RBP: ffff88060b41dcd8 R08: ffff8806321d42c0 R09: 0000000000000001
  1582. [ 5069.221522] R10: 00000007321d42e8 R11: 00000000000001c0 R12: ffff88060b41dc08
  1583. [ 5069.221527] R13: ffff880632400000 R14: ffff88060b41c000 R15: 0000000000000000
  1584. [ 5069.221532] FS:  00007f9dbef75700(0000) GS:ffff880632400000(0000) knlGS:0000000000000000
  1585. [ 5069.221536] CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
  1586. [ 5069.221540] CR2: 00000000091c753c CR3: 000000061c17d000 CR4: 00000000000026e0
  1587. [ 5069.221544] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  1588. [ 5069.221549] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  1589. [ 5069.221553] Process qemu-kvm (pid: 3087, threadinfo ffff88060b41c000, task ffff880615bd8000)
  1590. [ 5069.221556] Stack:
  1591. [ 5069.221778]  0000000000000292 ffff8806027e1b30 ffffffff81504681 0000000000000005
  1592. [ 5069.221788]  ffffffffa00b9b4d 0000000000000001 ffff880312927050 ffff88060b41dcf0
  1593. [ 5069.221799]  ffff88060b41dd48 ffffffff81094f4f ffff880615bd86e8 ffff8806321d42c0
  1594. [ 5069.221812] Call Trace:
  1595. [ 5069.222040]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1596. [ 5069.222050]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1597. [ 5069.222057]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1598. [ 5069.222066]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1599. [ 5069.222078]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1600. [ 5069.222098]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1601. [ 5069.222112]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1602. [ 5069.222126]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1603. [ 5069.222134]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1604. [ 5069.222140]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1605. [ 5069.222147]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1606. [ 5069.222153]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1607. [ 5069.222158] Code: a9 4a 1c 00 48 8b 45 c0 4c 89 f7 48 89 c6 e8 db 11 47 00 48 39 5d c8 75 09 44 89 ef ff 15 8a 25 98 00 45 85 ff 75 04 eb 0a f3 90
  1608. [ 5069.222540]  f6 44 24 20 01 75 f6 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
  1609. [ 5069.223050] Call Trace:
  1610. [ 5069.223055]  [<ffffffff81504681>] ? __mutex_lock_common+0x369/0x39a
  1611. [ 5069.223066]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1612. [ 5069.223073]  [<ffffffff81094f4f>] smp_call_function_single+0x119/0x139
  1613. [ 5069.223084]  [<ffffffffa00b9b4d>] ? vmx_free_vcpu+0x84/0x84 [kvm_intel]
  1614. [ 5069.223093]  [<ffffffffa00b7ccc>] vmx_vcpu_load+0x6f/0x18e [kvm_intel]
  1615. [ 5069.223112]  [<ffffffffa006c880>] kvm_arch_vcpu_load+0x89/0x158 [kvm]
  1616. [ 5069.223126]  [<ffffffffa005d9d3>] vcpu_load+0x83/0x90 [kvm]
  1617. [ 5069.223142]  [<ffffffffa005da7b>] kvm_vcpu_ioctl+0x58/0x59c [kvm]
  1618. [ 5069.223150]  [<ffffffff8120557a>] ? file_has_perm+0xa7/0xc9
  1619. [ 5069.223156]  [<ffffffff8115194d>] do_vfs_ioctl+0x472/0x4b3
  1620. [ 5069.223161]  [<ffffffff811519e4>] sys_ioctl+0x56/0x7a
  1621. [ 5069.223166]  [<ffffffff8150ce02>] system_call_fastpath+0x16/0x1b
  1622.  
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