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frdeso

ftace_ops_assist_func arch_dup_task_struct crash

frdeso
Jul 13th, 2017
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  1. [ 39.715868] ------------[ cut here ]------------
  2. [ 39.716418] kernel BUG at kernel/fork.c:320!
  3. [ 39.716882] invalid opcode: 0000 [#1] SMP
  4. [ 39.717401] Modules linked in:
  5. [ 39.717740] CPU: 0 PID: 2494 Comm: zsh Not tainted 4.12.0 #104
  6. [ 39.718655] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014
  7. [ 39.722634] task: ffff8801382db800 task.stack: ffffc90000ba4000
  8. [ 39.723325] RIP: 0010:account_kernel_stack+0x13e/0x140
  9. [ 39.723716] RSP: 0018:ffffc90000ba7cb0 EFLAGS: 00010297
  10. [ 39.724366] RAX: 0000000000000000 RBX: 0000000000000004 RCX: ffffffff81024fa5
  11. [ 39.724886] RDX: ffff880136ea5400 RSI: 0000000000000001 RDI: ffff880136ea5400
  12. [ 39.725428] RBP: ffffc90000ba7cd0 R08: 0000000000000800 R09: ffff8801382db800
  13. [ 39.725952] R10: ffff880136ea5400 R11: 0000000000000040 R12: 0000000000000001
  14. [ 39.726652] R13: 0000000000000000 R14: ffff880136ea5400 R15: 0000000000000000
  15. [ 39.727242] FS: 00007fd04067b700(0000) GS:ffff88013fc00000(0000) knlGS:0000000000000000
  16. [ 39.727871] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  17. [ 39.728341] CR2: 0000000002352160 CR3: 000000013986b000 CR4: 00000000000006f0
  18. [ 39.728901] Call Trace:
  19. [ 39.729095] copy_process.part.35+0x1cd/0x1a30
  20. [ 39.729440] ? reuse_swap_page+0x35/0x110
  21. [ 39.729793] ? arch_dup_task_struct+0x5/0x30
  22. [ 39.730123] arch_dup_task_struct+0x5/0x30
  23. [ 39.730454] copy_process.part.35+0x157/0x1a30
  24. [ 39.730836] ? arch_dup_task_struct+0x5/0x30
  25. [ 39.731191] ? copy_oldmem_page+0xa0/0xa0
  26. [ 39.731504] ? apparmor_file_alloc_security+0x23/0x40
  27. [ 39.731896] _do_fork+0xc2/0x380
  28. [ 39.732146] ? get_unused_fd_flags+0x30/0x40
  29. [ 39.732462] SyS_clone+0x19/0x20
  30. [ 39.732703] do_syscall_64+0x6e/0x150
  31. [ 39.733094] entry_SYSCALL64_slow_path+0x25/0x25
  32. [ 39.733448] RIP: 0033:0x7fd03f8d6f46
  33. [ 39.733709] RSP: 002b:00007ffdf4301630 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
  34. [ 39.735876] RAX: ffffffffffffffda RBX: 00007ffdf4301630 RCX: 00007fd03f8d6f46
  35. [ 39.736692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
  36. [ 39.737273] RBP: 00007ffdf4301670 R08: 0000000000000000 R09: 00000000000009be
  37. [ 39.737836] R10: 00007fd04067b9d0 R11: 0000000000000246 R12: 0000000000000000
  38. [ 39.738356] R13: 0000000000000000 R14: 0000000000000000 R15: 00000000023595a0
  39. [ 39.738894] Code: e7 07 48 03 3c c5 40 58 d2 81 e8 8e 6a 12 00 0f 1f 44 00 00 e9 55 ff ff ff 48 8b 43 38 48 85 c0 0f 85 61 ff ff ff e9 72 ff ff ff <0f> 0b 55 48 89 e5 41 56 41 55 41 54 41 52 49 89 fc 53 49 89 f5
  40. [ 39.740498] RIP: account_kernel_stack+0x13e/0x140 RSP: ffffc90000ba7cb0
  41. [ 39.741080] ---[ end trace 0d2041e7bcd8fb36 ]---
  42. [ 69.053710] ------------[ cut here ]------------
  43. [ 69.054136] kernel BUG at kernel/fork.c:320!
  44. [ 69.054549] invalid opcode: 0000 [#2] SMP
  45. [ 69.054894] Modules linked in:
  46. [ 69.055184] CPU: 0 PID: 2238 Comm: sshd Tainted: G D 4.12.0 #104
  47. [ 69.055857] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014
  48. [ 69.056711] task: ffff880137df3800 task.stack: ffffc90000f60000
  49. [ 69.057150] RIP: 0010:account_kernel_stack+0x13e/0x140
  50. [ 69.057524] RSP: 0018:ffffc90000f63cb0 EFLAGS: 00010297
  51. [ 69.057903] RAX: 0000000000000000 RBX: 0000000000000004 RCX: ffffffff81024fa5
  52. [ 69.058421] RDX: ffff880136ea3800 RSI: 0000000000000001 RDI: ffff880136ea3800
  53. [ 69.058942] RBP: ffffc90000f63cd0 R08: 0000000000000800 R09: ffff880137df3800
  54. [ 69.059456] R10: ffff880136ea3800 R11: 0000000000000040 R12: 0000000000000001
  55. [ 69.059955] R13: 0000000000000000 R14: ffff880136ea3800 R15: 0000000000000000
  56. [ 69.060470] FS: 00007f87b9e437c0(0000) GS:ffff88013fc00000(0000) knlGS:0000000000000000
  57. [ 69.061052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  58. [ 69.061475] CR2: 00007fff7445c400 CR3: 0000000137f42000 CR4: 00000000000006f0
  59. [ 69.062000] Call Trace:
  60. [ 69.062186] copy_process.part.35+0x1cd/0x1a30
  61. [ 69.062514] ? arch_dup_task_struct+0x5/0x30
  62. [ 69.062856] arch_dup_task_struct+0x5/0x30
  63. [ 69.063159] copy_process.part.35+0x157/0x1a30
  64. [ 69.063492] ? arch_dup_task_struct+0x5/0x30
  65. [ 69.064824] ? copy_oldmem_page+0xa0/0xa0
  66. [ 69.065141] ? kmem_cache_alloc_trace+0x1a1/0x1c0
  67. [ 69.065490] ? get_empty_filp+0xd6/0x1c0
  68. [ 69.065812] _do_fork+0xc2/0x380
  69. [ 69.066052] SyS_clone+0x19/0x20
  70. [ 69.066291] do_syscall_64+0x6e/0x150
  71. [ 69.066575] entry_SYSCALL64_slow_path+0x25/0x25
  72. [ 69.066912] RIP: 0033:0x7f87b81bbf46
  73. [ 69.067177] RSP: 002b:00007fff7445be10 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
  74. [ 69.067721] RAX: ffffffffffffffda RBX: 00007fff7445be10 RCX: 00007f87b81bbf46
  75. [ 69.068233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
  76. [ 69.068742] RBP: 00007fff7445be70 R08: 00000000000008be R09: 00000000000008be
  77. [ 69.069256] R10: 00007f87b9e43a90 R11: 0000000000000246 R12: 0000000000000000
  78. [ 69.069767] R13: 00007fff7445be30 R14: 0000000000000000 R15: 000055fe578f2cc0
  79. [ 69.070467] Code: e7 07 48 03 3c c5 40 58 d2 81 e8 8e 6a 12 00 0f 1f 44 00 00 e9 55 ff ff ff 48 8b 43 38 48 85 c0 0f 85 61 ff ff ff e9 72 ff ff ff <0f> 0b 55 48 89 e5 41 56 41 55 41 54 41 52 49 89 fc 53 49 89 f5
  80. [ 69.072101] RIP: account_kernel_stack+0x13e/0x140 RSP: ffffc90000f63cb0
  81. [ 69.072612] ---[ end trace 0d2041e7bcd8fb37 ]---
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