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  1. [ 4.607646] BUG: unable to handle kernel NULL pointer dereference at 000000003a617c10
  2. [ 4.609090] IP: bio_uncopy_user+0xc3/0x160
  3. [ 4.609768] PGD 0 P4D 0
  4. [ 4.610338] Oops: 0000 [#1] SMP
  5. [ 4.610936] Dumping ftrace buffer:
  6. [ 4.611573] (ftrace buffer empty)
  7. [ 4.612203] Modules linked in: sd_mod sg btrfs xor zstd_decompress zstd_compress xxhash raid6_pq crc32c_intel mptsas bcache mptscsih serio_raw ahci lpc_ich mptbase libahci usb_storage scsi_transport_sas libata binfmt_misc nvme shpchp nvme_core virtio_scsi dm_mod iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi null_blk configs
  8. [ 4.616261] CPU: 1 PID: 735 Comm: sg_inq Not tainted 4.15.0-rc1.blk_mq_dm_rq_perf_reverted+ #704
  9. [ 4.617642] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.9.3-1.fc25 04/01/2014
  10. [ 4.619088] task: 00000000b82cd775 task.stack: 00000000a1659b46
  11. [ 4.620019] RIP: 0010:bio_uncopy_user+0xc3/0x160
  12. [ 4.620927] RSP: 0018:ffffc90000d9bc38 EFLAGS: 00010246
  13. [ 4.621776] RAX: ffff880278b04740 RBX: ffff8802756d7400 RCX: 0000000000003172
  14. [ 4.622783] RDX: 0000000000003171 RSI: ffff88027fc5f100 RDI: ffff8802756d7400
  15. [ 4.623747] RBP: ffff8802756d7400 R08: ffff88027fc5ff30 R09: ffff88027ffd3000
  16. [ 4.624743] R10: 0000000000000002 R11: 0000000000000024 R12: ffff8802756d7400
  17. [ 4.625799] R13: 0000000000000000 R14: 00000000fffffffc R15: ffff8802756d7500
  18. [ 4.626929] FS: 00007f3ded21b700(0000) GS:ffff88027fc40000(0000) knlGS:0000000000000000
  19. [ 4.633015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  20. [ 4.633982] CR2: 0000000000000008 CR3: 0000000278765004 CR4: 00000000003606e0
  21. [ 4.634981] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  22. [ 4.635988] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  23. [ 4.636984] Call Trace:
  24. [ 4.637536] blk_rq_unmap_user+0x1b/0x60
  25. [ 4.638195] sg_io+0x236/0x3b0
  26. [ 4.638797] scsi_cmd_ioctl+0x299/0x400
  27. [ 4.639638] ? mem_cgroup_try_charge+0x86/0x1a0
  28. [ 4.640837] sd_ioctl+0x80/0x100 [sd_mod]
  29. [ 4.642058] blkdev_ioctl+0x4b5/0x950
  30. [ 4.643006] block_ioctl+0x39/0x40
  31. [ 4.643908] do_vfs_ioctl+0x9f/0x5f0
  32. [ 4.644793] ? SYSC_newfstat+0x3c/0x60
  33. [ 4.645741] SyS_ioctl+0x74/0x80
  34. [ 4.646639] entry_SYSCALL_64_fastpath+0x1a/0x7d
  35. [ 4.647644] RIP: 0033:0x7f3decb10687
  36. [ 4.648405] RSP: 002b:00007ffe71644218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
  37. [ 4.649751] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3decb10687
  38. [ 4.650908] RDX: 00007ffe71644220 RSI: 0000000000002285 RDI: 0000000000000003
  39. [ 4.651968] RBP: 00007ffe71644490 R08: 000055e45db03010 R09: 00007ffe71644220
  40. [ 4.652908] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000003
  41. [ 4.653894] R13: 00007ffe71644850 R14: 0000000000000000 R15: 0000000000000000
  42. [ 4.654857] Code: 89 e7 e8 01 fb ff ff 48 8b 4c 24 28 65 48 33 0c 25 28 00 00 00 44 89 f0 0f 85 9b 00 00 00 48 83 c4 30 5b 5d 41 5c 41 5d 41 5e c3 <49> 8b 45 08 66 83 bf 80 00 00 00 00 48 8b 9f 88 00 00 00 48 89
  43. [ 4.657362] RIP: bio_uncopy_user+0xc3/0x160 RSP: ffffc90000d9bc38
  44. [ 4.658186] CR2: 0000000000000008
  45. [ 4.658867] ---[ end trace 2b3595b5b726d3cf ]---
  46. [ 4.658877] BUG: unable to handle kernel paging request at 00000000ad800ac7
  47. [ 4.658881] IP: bio_uncopy_user+0x128/0x160
  48. [ 4.658882] PGD 0 P4D 0
  49. [ 4.658884] Oops: 0000 [#2] SMP
  50. [ 4.658901] Dumping ftrace buffer:
  51. [ 4.658903] (ftrace buffer empty)
  52. [ 4.658903] Modules linked in: sd_mod sg btrfs xor zstd_decompress zstd_compress xxhash raid6_pq crc32c_intel mptsas bcache mptscsih serio_raw ahci lpc_ich mptbase libahci usb_storage scsi_transport_sas libata binfmt_misc nvme shpchp nvme_core virtio_scsi dm_mod iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi null_blk configs
  53. [ 4.658915] CPU: 2 PID: 736 Comm: sg_inq Tainted: G D 4.15.0-rc1.blk_mq_dm_rq_perf_reverted+ #704
  54. [ 4.658915] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.9.3-1.fc25 04/01/2014
  55. [ 4.658916] task: 00000000ddf1b9c1 task.stack: 0000000031e8745f
  56. [ 4.658917] RIP: 0010:bio_uncopy_user+0x128/0x160
  57. [ 4.658917] RSP: 0018:ffffc90000f8fc38 EFLAGS: 00010246
  58. [ 4.658918] RAX: ffffea0009a5c420 RBX: 0000000000001000 RCX: 00000000000017a2
  59. [ 4.658918] RDX: 00000000000017a1 RSI: ffff88027fc9f100 RDI: ffff880277ac6400
  60. [ 4.658919] RBP: 0000000000000000 R08: ffff88027fc9ff30 R09: ffff88027ffd3000
  61. [ 4.658919] R10: 0000000000000002 R11: 0000000000000024 R12: ffff880277ac6400
  62. [ 4.658919] R13: ffffea0009a5a7c0 R14: 00000000fffffffc R15: ffff880277ac6b00
  63. [ 4.658920] FS: 00007ff443d42700(0000) GS:ffff88027fc80000(0000) knlGS:0000000000000000
  64. [ 4.658921] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  65. [ 4.658921] CR2: 0000000000001008 CR3: 000000026b708004 CR4: 00000000003606e0
  66. [ 4.658925] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  67. [ 4.658925] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  68. [ 4.658926] Call Trace:
  69. [ 4.658930] blk_rq_unmap_user+0x1b/0x60
  70. [ 4.658931] sg_io+0x236/0x3b0
  71. [ 4.658932] scsi_cmd_ioctl+0x299/0x400
  72. [ 4.658934] ? mem_cgroup_try_charge+0x86/0x1a0
  73. [ 4.658938] sd_ioctl+0x80/0x100 [sd_mod]
  74. [ 4.658939] blkdev_ioctl+0x4b5/0x950
  75. [ 4.658942] block_ioctl+0x39/0x40
  76. [ 4.658943] do_vfs_ioctl+0x9f/0x5f0
  77. [ 4.658945] ? SYSC_newfstat+0x3c/0x60
  78. [ 4.658946] SyS_ioctl+0x74/0x80
  79. [ 4.658947] entry_SYSCALL_64_fastpath+0x1a/0x7d
  80. [ 4.658948] RIP: 0033:0x7ff443637687
  81. [ 4.658949] RSP: 002b:00007ffe469c8cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
  82. [ 4.658950] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff443637687
  83. [ 4.658950] RDX: 00007ffe469c8ce0 RSI: 0000000000002285 RDI: 0000000000000003
  84. [ 4.658950] RBP: 00007ffe469c8f50 R08: 0000564397ad7010 R09: 00007ffe469c8ce0
  85. [ 4.658951] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000003
  86. [ 4.658951] R13: 00007ffe469c9310 R14: 0000000000000000 R15: 0000000000000000
  87. [ 4.658952] Code: 20 0f 84 4c ff ff ff 31 ed eb 20 8b 53 08 48 39 d0 7c 36 41 0f b7 84 24 80 00 00 00 83 c5 01 48 83 c3 10 39 c5 0f 8d 28 ff ff ff <8b> 53 08 8b 73 0c 48 89 e1 48 8b 3b e8 97 82 04 00 48 83 7c 24
  88. [ 4.658965] RIP: bio_uncopy_user+0x128/0x160 RSP: ffffc90000f8fc38
  89. [ 4.658966] CR2: 0000000000001008
  90. [ 4.658971] ---[ end trace 2b3595b5b726d3d0 ]---
  91. [ 4.658986] Kernel panic - not syncing: Fatal exception
  92. [ 4.658993] BUG: unable to handle kernel NULL pointer dereference at 000000003a617c10
  93. [ 4.659009] IP: bio_uncopy_user+0xc3/0x160
  94. [ 4.659009] PGD 0 P4D 0
  95. [ 4.659011] Oops: 0000 [#3] SMP
  96. [ 4.659012] Dumping ftrace buffer:
  97. [ 4.659013] (ftrace buffer empty)
  98. [ 4.659014] Modules linked in: sd_mod sg btrfs xor zstd_decompress zstd_compress xxhash raid6_pq crc32c_intel mptsas bcache mptscsih serio_raw ahci lpc_ich mptbase libahci usb_storage scsi_transport_sas libata binfmt_misc nvme shpchp nvme_core virtio_scsi dm_mod iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi null_blk configs
  99. [ 4.659025] CPU: 0 PID: 733 Comm: sg_inq Tainted: G D 4.15.0-rc1.blk_mq_dm_rq_perf_reverted+ #704
  100. [ 4.659026] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.9.3-1.fc25 04/01/2014
  101. [ 4.659026] task: 000000000bda802c task.stack: 0000000010f868af
  102. [ 4.659028] RIP: 0010:bio_uncopy_user+0xc3/0x160
  103. [ 4.659028] RSP: 0018:ffffc90000c6bc38 EFLAGS: 00010246
  104. [ 4.659029] RAX: ffff880278b00000 RBX: ffff88027502e100 RCX: 0000000000002fdc
  105. [ 4.659030] RDX: 0000000000002fdb RSI: ffff88027fc1f100 RDI: ffff88027502e100
  106. [ 4.659031] RBP: ffff88027502e100 R08: ffff88027fc129a8 R09: 0000000000000014
  107. [ 4.659032] R10: 0000000000000016 R11: ffff880278c197c0 R12: ffff88027502e100
  108. [ 4.659034] R13: 0000000000000000 R14: 00000000fffffffc R15: ffff88027502fa00
  109. [ 4.659035] FS: 00007f295aacd700(0000) GS:ffff88027fc00000(0000) knlGS:0000000000000000
  110. [ 4.659037] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  111. [ 4.659037] CR2: 0000000000000008 CR3: 0000000276e1f002 CR4: 00000000003606f0
  112. [ 4.659043] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  113. [ 4.659044] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  114. [ 4.659044] Call Trace:
  115. [ 4.659062] ? set_page_dirty+0xe/0xa0
  116. [ 4.659064] ? set_page_dirty_lock+0x32/0x40
  117. [ 4.659067] blk_rq_unmap_user+0x1b/0x60
  118. [ 4.659085] sg_io+0x236/0x3b0
  119. [ 4.659087] scsi_cmd_ioctl+0x299/0x400
  120. [ 4.659090] ? mem_cgroup_try_charge+0x86/0x1a0
  121. [ 4.659095] sd_ioctl+0x80/0x100 [sd_mod]
  122. [ 4.659097] blkdev_ioctl+0x4b5/0x950
  123. [ 4.659101] block_ioctl+0x39/0x40
  124. [ 4.659103] do_vfs_ioctl+0x9f/0x5f0
  125. [ 4.659106] ? SYSC_newfstat+0x3c/0x60
  126. [ 4.659108] SyS_ioctl+0x74/0x80
  127. [ 4.659111] entry_SYSCALL_64_fastpath+0x1a/0x7d
  128. [ 4.659114] RIP: 0033:0x7f295a3c2687
  129. [ 4.659115] RSP: 002b:00007ffc64054d28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
  130. [ 4.659117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f295a3c2687
  131. [ 4.659118] RDX: 00007ffc64054d30 RSI: 0000000000002285 RDI: 0000000000000003
  132. [ 4.659119] RBP: 00007ffc64054fa0 R08: 000055bf4bd7c010 R09: 00007ffc64054d30
  133. [ 4.659121] R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000003
  134. [ 4.659121] R13: 00007ffc64055360 R14: 0000000000000000 R15: 0000000000000000
  135. [ 4.659123] Code: 89 e7 e8 01 fb ff ff 48 8b 4c 24 28 65 48 33 0c 25 28 00 00 00 44 89 f0 0f 85 9b 00 00 00 48 83 c4 30 5b 5d 41 5c 41 5d 41 5e c3 <49> 8b 45 08 66 83 bf 80 00 00 00 00 48 8b 9f 88 00 00 00 48 89
  136. [ 4.659143] RIP: bio_uncopy_user+0xc3/0x160 RSP: ffffc90000c6bc38
  137. [ 4.659144] CR2: 0000000000000008
  138. [ 4.659145] ---[ end trace 2b3595b5b726d3d1 ]---
  139. [ 5.727455] Shutting down cpus with NMI
  140. [ 5.728162] Dumping ftrace buffer:
  141. [ 5.728836] (ftrace buffer empty)
  142. [ 5.729422] Kernel Offset: disabled
  143. [ 5.730027] ---[ end Kernel panic - not syncing: Fatal exception
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