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Sep 22nd, 2022
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  1.  
  2. 13:58:48 executing program 0:
  3. r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp', 0x202180, 0x0)
  4. r1 = openat$irnet(0xffffffffffffff9c, &(0x7f0000000040), 0x60000, 0x0)
  5. read$usbfs(r1, &(0x7f0000000080)=""/59, 0x3b)
  6. r2 = epoll_create1(0x0)
  7. r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0)
  8. epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r3, &(0x7f0000000100)={0x10000010})
  9. fstat(r3, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, <r4=>0x0})
  10. write$P9_RSTATu(r0, &(0x7f00000001c0)={0x68, 0x7d, 0x2, {{0x0, 0x4b, 0xfffe, 0x4, {0x4, 0x4, 0x3}, 0x28080000, 0x0, 0x7, 0x7fff, 0x0, '', 0x8, '/dev/dsp', 0x0, '', 0x10, '/dev/sequencer2\x00'}, 0x8, '/dev/dsp', 0xffffffffffffffff, 0xffffffffffffffff, r4}}, 0x68)
  11. r5 = syz_open_dev$cec(&(0x7f0000000240), 0x0, 0x2)
  12. ioctl$F2FS_IOC_MOVE_RANGE(r5, 0xc020f509, &(0x7f0000000280)={<r6=>r3, 0x9, 0x0, 0x8})
  13. ioctl$SNDCTL_SEQ_OUTOFBAND(r3, 0x40085112, &(0x7f00000002c0)=@t={0x0, 0x4, 0x13, 0x6})
  14. ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(r1, 0xc018937a, &(0x7f0000000300)={{0x1, 0x1, 0x18, <r7=>r0, {0x5}}, './file0\x00'})
  15. ioctl$SNDCTL_SEQ_OUTOFBAND(r7, 0x40085112, &(0x7f0000000340)=@s={0x5, @SEQ_MIDIPUTC=0xb9, 0x1d, 0xff})
  16. ioctl$F2FS_IOC_ABORT_VOLATILE_WRITE(r0, 0xf505, 0x0)
  17. r8 = open_tree(r6, &(0x7f0000000380)='./file1\x00', 0x900)
  18. r9 = openat$proc_reclaim(0xffffffffffffff9c, &(0x7f00000003c0), 0x1, 0x0)
  19. epoll_ctl$EPOLL_CTL_ADD(r8, 0x1, r9, &(0x7f0000000400)={0x10000000})
  20. epoll_ctl$EPOLL_CTL_ADD(r8, 0x1, r6, &(0x7f0000000440)={0x20002004})
  21. r10 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000480), 0x111000, 0x0)
  22. ioctl$BTRFS_IOC_DEFAULT_SUBVOL(r10, 0x40089413, &(0x7f00000004c0)=0x9)
  23.  
  24. 2022/09/04 13:58:48 ###begin to generate program
  25. 2022/09/04 13:58:48 file prog: name: /dev/dsp, fd: fd
  26. 2022/09/04 13:58:48 file prog loop meta, name: epoll_create1, Ret: fd_epoll
  27. 2022/09/04 13:58:48 file prog loop meta, name: openat$pmem0, Ret: fd_block
  28. 2022/09/04 13:58:48 file prog loop meta, name: openat$bsg, Ret: fd
  29. durationWaitTime: 800ms
  30. [ 589.126901][ C3] ==================================================================
  31. [ 589.128478][ C3] BUG: KASAN: use-after-free in snd_rawmidi_receive+0x2f6/0xe70
  32. [ 589.129986][ C3] Write of size 3 at addr ffff88803cf1a05a by task kworker/u8:6/13973
  33. [ 589.131273][ C3]
  34. [ 589.131642][ C3] CPU: 3 PID: 13973 Comm: kworker/u8:6 Not tainted 5.18.0 #2
  35. [ 589.132822][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
  36. [ 589.134185][ C3] Workqueue: bat_events batadv_nc_worker
  37. [ 589.134979][ C3] Call Trace:
  38. [ 589.135435][ C3] <IRQ>
  39. [ 589.135837][ C3] dump_stack_lvl+0xcd/0x134
  40. [ 589.157580][ C3] print_report.cold+0xe5/0x659
  41. [ 589.158342][ C3] ? snd_rawmidi_receive+0x2f6/0xe70
  42. [ 589.159156][ C3] kasan_report+0x8a/0x1b0
  43. [ 589.159847][ C3] ? snd_rawmidi_receive+0x2f6/0xe70
  44. [ 589.160653][ C3] kasan_check_range+0x13b/0x190
  45. [ 589.161437][ C3] memcpy+0x39/0x60
  46. [ 589.162027][ C3] snd_rawmidi_receive+0x2f6/0xe70
  47. [ 589.162811][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  48. [ 589.163670][ C3] ? snd_rawmidi_proceed+0xf0/0xf0
  49. [ 589.164455][ C3] ? find_held_lock+0x2d/0x110
  50. [ 589.165646][ C3] ? led_trigger_blink_setup.part.0+0x134/0x250
  51. [ 589.177490][ C3] f_midi_handle_out_data.isra.0+0x1ee/0x290
  52. [ 589.178591][ C3] ? write_comp_data+0x1c/0x70
  53. [ 589.179471][ C3] f_midi_complete+0x3b7/0x480
  54. [ 589.180351][ C3] dummy_timer+0x1866/0x33b0
  55. [ 589.181251][ C3] ? dummy_dequeue+0x500/0x500
  56. [ 589.182105][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  57. [ 589.183108][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  58. [ 589.185486][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  59. [ 589.188412][ C3] ? dummy_dequeue+0x500/0x500
  60. [ 589.189630][ C3] call_timer_fn+0x1a5/0x6b0
  61. [ 589.190462][ C3] ? enqueue_timer+0x5d0/0x5d0
  62. [ 589.191338][ C3] ? _raw_spin_unlock_irq+0x1f/0x40
  63. [ 589.192296][ C3] ? dummy_dequeue+0x500/0x500
  64. [ 589.193183][ C3] run_timer_softirq+0x1084/0x16d0
  65. [ 589.194072][ C3] ? call_timer_fn+0x6b0/0x6b0
  66. [ 589.194939][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  67. [ 589.195937][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  68. [ 589.209487][ C3] __do_softirq+0x1d0/0x908
  69. [ 589.212298][ C3] irq_exit_rcu+0xf2/0x130
  70. [ 589.213148][ C3] sysvec_apic_timer_interrupt+0x93/0xc0
  71. [ 589.214176][ C3] </IRQ>
  72. [ 589.214697][ C3] <TASK>
  73. [ 589.215247][ C3] asm_sysvec_apic_timer_interrupt+0x12/0x20
  74. [ 589.216325][ C3] RIP: 0010:lock_release+0x3f0/0x670
  75. [ 589.217454][ C3] Code: 7e 83 f8 01 0f 85 59 01 00 00 9c 58 f6 c4 02 0f 85 44 01 00 00 48 f7 04 24 00 02 00 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c5 48 c7 45 00 00 00 00 00 c7 45 08 00 00 00 00 48 8b 84 24
  76. [ 589.220964][ C3] RSP: 0018:ffffc90008a0fb90 EFLAGS: 00000206
  77. [ 589.222056][ C3] RAX: dffffc0000000000 RBX: c422640388757846 RCX: 0000000000000000
  78. [ 589.223446][ C3] RDX: 1ffff11007b1f892 RSI: 0000000000000000 RDI: 0000000000000000
  79. [ 589.224630][ C3] RBP: 1ffff92001141f74 R08: 0000000000000001 R09: fffffbfff1ce851b
  80. [ 589.225824][ C3] R10: ffffffff8e7428d7 R11: fffffbfff1ce851a R12: 0000000000000002
  81. [ 589.227012][ C3] R13: ffff88803d8fc498 R14: 0000000000000003 R15: ffff88803d8fba80
  82. [ 589.228217][ C3] ? batadv_nc_process_nc_paths.part.0+0x213/0x3c0
  83. [ 589.229234][ C3] ? lock_downgrade+0x690/0x690
  84. [ 589.247827][ C3] ? mark_held_locks+0x9f/0xe0
  85. [ 589.250561][ C3] ? __local_bh_enable_ip+0xa0/0x110
  86. [ 589.254127][ C3] batadv_nc_process_nc_paths.part.0+0x235/0x3c0
  87. [ 589.259190][ C3] ? batadv_nc_packet_free+0x140/0x140
  88. [ 589.264059][ C3] batadv_nc_worker+0x54f/0x770
  89. [ 589.267778][ C3] process_one_work+0x9cc/0x1650
  90. [ 589.269507][ C3] ? pwq_dec_nr_in_flight+0x2d0/0x2d0
  91. [ 589.270645][ C3] ? rwlock_bug.part.0+0x90/0x90
  92. [ 589.271885][ C3] ? _raw_spin_lock_irq+0x41/0x50
  93. [ 589.273827][ C3] worker_thread+0x623/0x1070
  94. [ 589.277853][ C3] ? process_one_work+0x1650/0x1650
  95. [ 589.281349][ C3] kthread+0x2e9/0x3a0
  96. [ 589.284855][ C3] ? kthread_complete_and_exit+0x40/0x40
  97. [ 589.290396][ C3] ret_from_fork+0x1f/0x30
  98. [ 589.292915][ C3] </TASK>
  99. [ 589.296879][ C3]
  100. [ 589.297842][ C3] Allocated by task 17441:
  101. [ 589.299135][ C3] kasan_save_stack+0x1e/0x40
  102. [ 589.301266][ C3] __kasan_kmalloc+0xa9/0xd0
  103. [ 589.304374][ C3] __kmalloc_node+0x1fc/0x450
  104. [ 589.307482][ C3] kvmalloc_node+0x3e/0x190
  105. [ 589.309293][ C3] open_substream+0x340/0x8b0
  106. [ 589.310870][ C3] rawmidi_open_priv+0x2e8/0x6f0
  107. [ 589.313253][ C3] snd_rawmidi_kernel_open+0x1b5/0x270
  108. [ 589.321540][ C3] midisynth_subscribe+0xf2/0x380
  109. [ 589.323987][ C3] check_and_subscribe_port+0x5be/0x810
  110. [ 589.327288][ C3] snd_seq_port_connect+0x2e6/0x520
  111. [ 589.336541][ C3] snd_seq_ioctl_subscribe_port+0x1df/0x310
  112. [ 589.340241][ C3] snd_seq_kernel_client_ctl+0x105/0x1b0
  113. [ 589.344079][ C3] snd_seq_oss_midi_open+0x3f4/0x670
  114. [ 589.347339][ C3] snd_seq_oss_synth_reset+0x462/0x890
  115. [ 589.350735][ C3] snd_seq_oss_reset+0x6f/0x290
  116. [ 589.353818][ C3] snd_seq_oss_release+0x79/0x160
  117. [ 589.356902][ C3] odev_release+0x4f/0x70
  118. [ 589.359570][ C3] __fput+0x277/0x9d0
  119. [ 589.362075][ C3] task_work_run+0xe0/0x1a0
  120. [ 589.364908][ C3] exit_to_user_mode_prepare+0x253/0x260
  121. [ 589.368399][ C3] syscall_exit_to_user_mode+0x19/0x60
  122. [ 589.385677][ C3] do_syscall_64+0x42/0x80
  123. [ 589.386494][ C3] entry_SYSCALL_64_after_hwframe+0x44/0xae
  124. [ 589.387487][ C3]
  125. [ 589.387925][ C3] Freed by task 17441:
  126. [ 589.388596][ C3] kasan_save_stack+0x1e/0x40
  127. [ 589.390838][ C3] kasan_set_track+0x21/0x30
  128. [ 589.391678][ C3] kasan_set_free_info+0x20/0x30
  129. [ 589.392454][ C3] __kasan_slab_free+0x11d/0x190
  130. [ 589.393240][ C3] kfree+0xec/0x4b0
  131. [ 589.393824][ C3] kvfree+0x42/0x50
  132. [ 589.394420][ C3] close_substream.part.0+0x18e/0x650
  133. [ 589.395248][ C3] rawmidi_release_priv+0xd3/0x270
  134. [ 589.396037][ C3] snd_rawmidi_kernel_release+0x39/0xd0
  135. [ 589.397043][ C3] midisynth_unsubscribe+0x3b/0x70
  136. [ 589.397999][ C3] __delete_and_unsubscribe_port+0x279/0x4e0
  137. [ 589.399029][ C3] delete_and_unsubscribe_port+0x59/0x80
  138. [ 589.399991][ C3] snd_seq_port_disconnect+0x1ee/0x270
  139. [ 589.401149][ C3] snd_seq_ioctl_unsubscribe_port+0x1df/0x310
  140. [ 589.418189][ C3] snd_seq_kernel_client_ctl+0x105/0x1b0
  141. [ 589.419284][ C3] snd_seq_oss_midi_close+0x2ff/0x470
  142. [ 589.420302][ C3] snd_seq_oss_synth_cleanup+0x32c/0x480
  143. [ 589.421694][ C3] snd_seq_oss_release+0x81/0x160
  144. [ 589.423088][ C3] odev_release+0x4f/0x70
  145. [ 589.423887][ C3] __fput+0x277/0x9d0
  146. [ 589.424650][ C3] task_work_run+0xe0/0x1a0
  147. [ 589.425576][ C3] exit_to_user_mode_prepare+0x253/0x260
  148. [ 589.426637][ C3] syscall_exit_to_user_mode+0x19/0x60
  149. [ 589.427625][ C3] do_syscall_64+0x42/0x80
  150. [ 589.428440][ C3] entry_SYSCALL_64_after_hwframe+0x44/0xae
  151. [ 589.429788][ C3]
  152. [ 589.430218][ C3] The buggy address belongs to the object at ffff88803cf1a000
  153. [ 589.430218][ C3] which belongs to the cache kmalloc-4k of size 4096
  154. [ 589.432831][ C3] The buggy address is located 90 bytes inside of
  155. [ 589.432831][ C3] 4096-byte region [ffff88803cf1a000, ffff88803cf1b000)
  156. [ 589.435197][ C3]
  157. [ 589.435602][ C3] The buggy address belongs to the physical page:
  158. [ 589.438739][ C3] page:ffffea0000f3c600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3cf18
  159. [ 589.440538][ C3] head:ffffea0000f3c600 order:3 compound_mapcount:0 compound_pincount:0
  160. [ 589.442039][ C3] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
  161. [ 589.443478][ C3] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011843040
  162. [ 589.445312][ C3] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
  163. [ 589.446789][ C3] page dumped because: kasan: bad access detected
  164. [ 589.449213][ C3] page_owner tracks the page as allocated
  165. [ 589.450799][ C3] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 17441, tgid 17441 (syz-executor.0), ts 589072773595, free_ts 589014752799
  166. [ 589.464302][ C3] prep_new_page+0x297/0x330
  167. [ 589.466111][ C3] get_page_from_freelist+0x210e/0x3ab0
  168. [ 589.468892][ C3] __alloc_pages+0x30c/0x6e0
  169. [ 589.471923][ C3] alloc_pages+0x119/0x250
  170. [ 589.475574][ C3] new_slab+0x2a9/0x3f0
  171. [ 589.478600][ C3] ___slab_alloc+0xc62/0x1080
  172. [ 589.482929][ C3] __slab_alloc.isra.0+0x4d/0xa0
  173. [ 589.487008][ C3] __kmalloc_node+0x340/0x450
  174. [ 589.489616][ C3] kvmalloc_node+0x3e/0x190
  175. [ 589.491311][ C3] open_substream+0x340/0x8b0
  176. [ 589.492908][ C3] rawmidi_open_priv+0x592/0x6f0
  177. [ 589.494664][ C3] snd_rawmidi_kernel_open+0x1b5/0x270
  178. [ 589.496328][ C3] midisynth_use+0xee/0x270
  179. [ 589.497678][ C3] check_and_subscribe_port+0x5be/0x810
  180. [ 589.499365][ C3] snd_seq_port_connect+0x382/0x520
  181. [ 589.501335][ C3] snd_seq_ioctl_subscribe_port+0x1df/0x310
  182. [ 589.503550][ C3] page last free stack trace:
  183. [ 589.506021][ C3] free_pcp_prepare+0x51f/0xd00
  184. [ 589.508312][ C3] free_unref_page+0x19/0x5b0
  185. [ 589.511480][ C3] __unfreeze_partials+0x3d2/0x3f0
  186. [ 589.514723][ C3] ___cache_free+0x12c/0x140
  187. [ 589.516830][ C3] qlist_free_all+0x6a/0x170
  188. [ 589.517873][ C3] kasan_quarantine_reduce+0x13d/0x180
  189. [ 589.520653][ C3] __kasan_slab_alloc+0xa2/0xc0
  190. [ 589.522500][ C3] slab_post_alloc_hook+0x4d/0x4f0
  191. [ 589.524390][ C3] kmem_cache_alloc+0x1be/0x460
  192. [ 589.525297][ C3] getname_flags+0xd2/0x5b0
  193. [ 589.526107][ C3] vfs_fstatat+0x73/0xb0
  194. [ 589.526821][ C3] __do_sys_newfstatat+0x91/0x110
  195. [ 589.527610][ C3] do_syscall_64+0x35/0x80
  196. [ 589.528299][ C3] entry_SYSCALL_64_after_hwframe+0x44/0xae
  197. [ 589.529214][ C3]
  198. [ 589.529572][ C3] Memory state around the buggy address:
  199. [ 589.530416][ C3] ffff88803cf19f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
  200. [ 589.533399][ C3] ffff88803cf19f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
  201. [ 589.536487][ C3] >ffff88803cf1a000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
  202. [ 589.539732][ C3] ^
  203. [ 589.542643][ C3] ffff88803cf1a080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
  204. [ 589.547952][ C3] ffff88803cf1a100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
  205. [ 589.552966][ C3] ==================================================================
  206. [ 589.558742][ C3] Kernel panic - not syncing: panic_on_warn set ...
  207. [ 589.569108][ C3] CPU: 3 PID: 13973 Comm: kworker/u8:6 Not tainted 5.18.0 #2
  208. [ 589.570339][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014
  209. [ 589.572190][ C3] Workqueue: bat_events batadv_nc_worker
  210. [ 589.573941][ C3] Call Trace:
  211. [ 589.574962][ C3] <IRQ>
  212. [ 589.575470][ C3] dump_stack_lvl+0xcd/0x134
  213. [ 589.576411][ C3] panic+0x2d7/0x636
  214. [ 589.577136][ C3] ? panic_print_sys_info.part.0+0x10b/0x10b
  215. [ 589.578257][ C3] ? rcu_read_lock_held_common+0x9/0x90
  216. [ 589.579236][ C3] ? rcu_read_lock_sched_held+0x5a/0xd0
  217. [ 589.580181][ C3] ? snd_rawmidi_receive+0x2f6/0xe70
  218. [ 589.581113][ C3] end_report.part.0+0x3f/0x7c
  219. [ 589.581916][ C3] kasan_report.cold+0x8/0x12
  220. [ 589.582704][ C3] ? snd_rawmidi_receive+0x2f6/0xe70
  221. [ 589.583618][ C3] kasan_check_range+0x13b/0x190
  222. [ 589.584454][ C3] memcpy+0x39/0x60
  223. [ 589.601234][ C3] snd_rawmidi_receive+0x2f6/0xe70
  224. [ 589.602239][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  225. [ 589.603276][ C3] ? snd_rawmidi_proceed+0xf0/0xf0
  226. [ 589.604245][ C3] ? find_held_lock+0x2d/0x110
  227. [ 589.605133][ C3] ? led_trigger_blink_setup.part.0+0x134/0x250
  228. [ 589.606218][ C3] f_midi_handle_out_data.isra.0+0x1ee/0x290
  229. [ 589.623382][ C3] ? write_comp_data+0x1c/0x70
  230. [ 589.624274][ C3] f_midi_complete+0x3b7/0x480
  231. [ 589.625184][ C3] dummy_timer+0x1866/0x33b0
  232. [ 589.626534][ C3] ? dummy_dequeue+0x500/0x500
  233. [ 589.627591][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  234. [ 589.628624][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  235. [ 589.631917][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  236. [ 589.635204][ C3] ? dummy_dequeue+0x500/0x500
  237. [ 589.638089][ C3] call_timer_fn+0x1a5/0x6b0
  238. [ 589.640860][ C3] ? enqueue_timer+0x5d0/0x5d0
  239. [ 589.643746][ C3] ? _raw_spin_unlock_irq+0x1f/0x40
  240. [ 589.646852][ C3] ? dummy_dequeue+0x500/0x500
  241. [ 589.649417][ C3] run_timer_softirq+0x1084/0x16d0
  242. [ 589.650380][ C3] ? call_timer_fn+0x6b0/0x6b0
  243. [ 589.651276][ C3] ? rcu_read_lock_sched_held+0x9c/0xd0
  244. [ 589.652320][ C3] ? rcu_read_lock_bh_held+0xb0/0xb0
  245. [ 589.654116][ C3] __do_softirq+0x1d0/0x908
  246. [ 589.655593][ C3] irq_exit_rcu+0xf2/0x130
  247. [ 589.657066][ C3] sysvec_apic_timer_interrupt+0x93/0xc0
  248. [ 589.660653][ C3] </IRQ>
  249. [ 589.661821][ C3] <TASK>
  250. [ 589.664425][ C3] asm_sysvec_apic_timer_interrupt+0x12/0x20
  251. [ 589.684007][ C3] RIP: 0010:lock_release+0x3f0/0x670
  252. [ 589.685433][ C3] Code: 7e 83 f8 01 0f 85 59 01 00 00 9c 58 f6 c4 02 0f 85 44 01 00 00 48 f7 04 24 00 02 00 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c5 48 c7 45 00 00 00 00 00 c7 45 08 00 00 00 00 48 8b 84 24
  253. [ 589.688687][ C3] RSP: 0018:ffffc90008a0fb90 EFLAGS: 00000206
  254. [ 589.692375][ C3] RAX: dffffc0000000000 RBX: c422640388757846 RCX: 0000000000000000
  255. [ 589.710618][ C3] RDX: 1ffff11007b1f892 RSI: 0000000000000000 RDI: 0000000000000000
  256. [ 589.715634][ C3] RBP: 1ffff92001141f74 R08: 0000000000000001 R09: fffffbfff1ce851b
  257. [ 589.721938][ C3] R10: ffffffff8e7428d7 R11: fffffbfff1ce851a R12: 0000000000000002
  258. [ 589.727468][ C3] R13: ffff88803d8fc498 R14: 0000000000000003 R15: ffff88803d8fba80
  259. [ 589.731675][ C3] ? batadv_nc_process_nc_paths.part.0+0x213/0x3c0
  260. [ 589.732856][ C3] ? lock_downgrade+0x690/0x690
  261. [ 589.733923][ C3] ? mark_held_locks+0x9f/0xe0
  262. [ 589.735661][ C3] ? __local_bh_enable_ip+0xa0/0x110
  263. [ 589.737048][ C3] batadv_nc_process_nc_paths.part.0+0x235/0x3c0
  264. [ 589.738221][ C3] ? batadv_nc_packet_free+0x140/0x140
  265. [ 589.739831][ C3] batadv_nc_worker+0x54f/0x770
  266. [ 589.742872][ C3] process_one_work+0x9cc/0x1650
  267. [ 589.746001][ C3] ? pwq_dec_nr_in_flight+0x2d0/0x2d0
  268. [ 589.748181][ C3] ? rwlock_bug.part.0+0x90/0x90
  269. [ 589.750099][ C3] ? _raw_spin_lock_irq+0x41/0x50
  270. [ 589.751933][ C3] worker_thread+0x623/0x1070
  271. [ 589.753648][ C3] ? process_one_work+0x1650/0x1650
  272. [ 589.755572][ C3] kthread+0x2e9/0x3a0
  273. [ 589.757140][ C3] ? kthread_complete_and_exit+0x40/0x40
  274. [ 589.760715][ C3] ret_from_fork+0x1f/0x30
  275. [ 589.763480][ C3] </TASK>
  276. [ 589.768861][ C3] Kernel Offset: disabled
  277. [ 589.769839][ C3] Rebooting in 86400 seconds..
  278.  
  279. VM DIAGNOSIS:
  280. 21:58:51 Registers:
  281. info registers vcpu 0
  282. RAX=dffffc0000000000 RBX=ffffffff90c11c20 RCX=ffffffff815c6143 RDX=1ffff110031e889d
  283. RSI=0000000000000008 RDI=ffffffff90c11c60 RBP=ffff888018f444c8 RSP=ffffc9001a977718
  284. R8 =1ffff110031e8898 R9 =fffffbfff217f710 R10=ffffffff90bfb87f R11=fffffbfff217f70f
  285. R12=0000000000000000 R13=ffff888018f43a80 R14=0000000000000001 R15=0000000000000000
  286. RIP=ffffffff815c5804 RFL=00000012 [----A--] CPL=0 II=0 A20=1 SMM=0 HLT=0
  287. ES =0000 0000000000000000 00000000 00000000
  288. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  289. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  290. DS =0000 0000000000000000 00000000 00000000
  291. FS =0000 000000c00209c490 00000000 00000000
  292. GS =0000 ffff888063c00000 00000000 00000000
  293. LDT=0000 fffffe0000000000 00000000 00000000
  294. TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
  295. GDT= fffffe0000001000 0000007f
  296. IDT= fffffe0000000000 00000fff
  297. CR0=80050033 CR2=0000000000b7a060 CR3=00000000255ae000 CR4=00350ef0
  298. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  299. DR6=00000000ffff0ff0 DR7=0000000000000400
  300. EFER=0000000000000d01
  301. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0
  302. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  303. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  304. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  305. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  306. XMM00=000000000000000040a07d995e41e8bd XMM01=00000000000000000000000000000000
  307. XMM02=00000000000000004155c9e400000000 XMM03=000000000000000d000000c002c492c0
  308. XMM04=000000000000000a000000c0023e0eb0 XMM05=000000000000000d000000c002c492c0
  309. XMM06=000000000000000e000000c002c492e0 XMM07=000000000000000e000000c002c49300
  310. XMM08=000000000000000e000000c002c49320 XMM09=000000000000000e000000c002c49340
  311. XMM10=000000000000000e000000c002c49360 XMM11=000000000000000e000000c002c49380
  312. XMM12=000000000000000e000000c002c493a0 XMM13=0000000000000005000000c002b9e6e5
  313. XMM14=0000000000000005000000c002b9e6ea XMM15=00000000000000000000000000000000
  314. info registers vcpu 1
  315. RAX=0000000000245a67 RBX=0000000000000001 RCX=ffffffff895c7b90 RDX=0000000000000000
  316. RSI=0000000000000001 RDI=0000000000000000 RBP=0000000000000001 RSP=ffffc90000177de8
  317. R8 =0000000000000001 R9 =ffffed1026b875f3 R10=ffff888135c3af93 R11=ffffed1026b875f2
  318. R12=0000000000000001 R13=0000000000000001 R14=ffffffff8e7428d0 R15=0000000000000000
  319. RIP=ffffffff895f706b RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
  320. ES =0000 0000000000000000 00000000 00000000
  321. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  322. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  323. DS =0000 0000000000000000 00000000 00000000
  324. FS =0000 0000000000000000 00000000 00000000
  325. GS =0000 ffff888135c00000 00000000 00000000
  326. LDT=0000 fffffe0000000000 00000000 00000000
  327. TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
  328. GDT= fffffe0000048000 0000007f
  329. IDT= fffffe0000000000 00000fff
  330. CR0=80050033 CR2=0000001b33624000 CR3=000000001ced8000 CR4=00350ee0
  331. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  332. DR6=00000000ffff0ff0 DR7=0000000000000400
  333. EFER=0000000000000d01
  334. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
  335. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  336. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  337. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  338. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  339. XMM00=00000000a60ce07b00000000cec3662e XMM01=00000000000000003b2e321037ee9dce
  340. XMM02=00000000000000000000000000000000 XMM03=dde886aea4ca4cee84ad0edb0141a8f3
  341. XMM04=00000000000000000000000091d3ac2d XMM05=00000000000000003688003e01000070
  342. XMM06=0000000000000000000000003688003e XMM07=3688003e0100007091d3ac2de5763279
  343. XMM08=60000000be00000038000000a0000000 XMM09=00000000000000000000000000000000
  344. XMM10=4f8619109c388bb53a6bd81b959ee59e XMM11=e370ed41c7f27dfb3c71eee678791efa
  345. XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201
  346. XMM14=000000000000000000000000000144c0 XMM15=00000000000000000000000000000040
  347. info registers vcpu 2
  348. RAX=0000000000000000 RBX=ffff888135d423c0 RCX=ffff888011bed7c0 RDX=0000000000000000
  349. RSI=ffff888011bed7c0 RDI=0000000000000002 RBP=0000000000000003 RSP=ffffc900001379f8
  350. R8 =ffffffff816c6eb2 R9 =0000000000000000 R10=0000000000000005 R11=fffffbfff217f708
  351. R12=ffffed1026ba8479 R13=0000000000000003 R14=ffff888135d423c8 R15=0000000000000001
  352. RIP=ffffffff816c6eb4 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0
  353. ES =0000 0000000000000000 00000000 00000000
  354. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  355. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  356. DS =0000 0000000000000000 00000000 00000000
  357. FS =0000 0000000000000000 00000000 00000000
  358. GS =0000 ffff888063d00000 00000000 00000000
  359. LDT=0000 fffffe0000000000 00000000 00000000
  360. TR =0040 fffffe0000091000 00004087 00008b00 DPL=0 TSS64-busy
  361. GDT= fffffe000008f000 0000007f
  362. IDT= fffffe0000000000 00000fff
  363. CR0=80050033 CR2=0000001b33622000 CR3=000000000c68e000 CR4=00350ee0
  364. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  365. DR6=00000000ffff0ff0 DR7=0000000000000400
  366. EFER=0000000000000d01
  367. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
  368. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  369. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  370. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  371. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  372. XMM00=4f8619109c388bb53a6bd81b959ee59e XMM01=e370ed41c7f27dfb3c71eee678791efa
  373. XMM02=2f6e34dd88e8b6f5af29b71c07c6c9b9 XMM03=d3cb14b44cea2dc42109a0c17d194c91
  374. XMM04=00000000000000000000000016000001 XMM05=00000000000000000100007000001bed
  375. XMM06=00000000000000000000000001000070 XMM07=0100007000001bed1600000170000001
  376. XMM08=a800000042000000b400000084000000 XMM09=00000000000000000000000000000000
  377. XMM10=d16603511d2ead330d368c122baa214a XMM11=98fd1446c86475afa88344098067352b
  378. XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201
  379. XMM14=00000000000000000000000000014480 XMM15=00000000000000000000000000000040
  380. info registers vcpu 3
  381. RAX=0000000000000075 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
  382. RSI=ffff88803d8fba80 RDI=ffffffff91415940 RBP=ffffffff91415900 RSP=ffffc900008c8328
  383. R8 =ffffffff845f0ed1 R9 =000000000000001f R10=0000000000000001 R11=fffff52000119060
  384. R12=0000000000000000 R13=0000000000000075 R14=ffffffff91415900 R15=dffffc0000000000
  385. RIP=ffffffff845f0efa RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
  386. ES =0000 0000000000000000 00000000 00000000
  387. CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
  388. SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
  389. DS =0000 0000000000000000 00000000 00000000
  390. FS =0000 0000000000000000 00000000 00000000
  391. GS =0000 ffff888135d00000 00000000 00000000
  392. LDT=0000 fffffe0000000000 00000000 00000000
  393. TR =0040 fffffe00000d8000 00004087 00008b00 DPL=0 TSS64-busy
  394. GDT= fffffe00000d6000 0000007f
  395. IDT= fffffe0000000000 00000fff
  396. CR0=80050033 CR2=000000c002c49000 CR3=000000001ced8000 CR4=00350ee0
  397. DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
  398. DR6=00000000ffff0ff0 DR7=0000000000000400
  399. EFER=0000000000000d01
  400. FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
  401. FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
  402. FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
  403. FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
  404. FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
  405. XMM00=00000000000f42400000000000000000 XMM01=000000000000000000000000000f4240
  406. XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
  407. XMM04=ff000000000000ff0000000000000000 XMM05=00000000000000000000000000000000
  408. XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000
  409. XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000
  410. XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
  411. XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
  412. XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
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