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general protection fault in __list_del_entry

Status: closed as invalid on 2019/01/08 21:30
First crash: 2381d, last: 2222d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 general protection fault in __list_del_entry C 163 2216d 1834d 0/2 public: reported C repro on 2019/04/12 00:00

Sample crash report:
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 5675 Comm: syzkaller068865 Not tainted 4.9.85-g4c4262a #47
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801d56e6000 task.stack: ffff8801bccc0000
RIP: 0010:[<ffffffff81dfcfe6>]  [<ffffffff81dfcfe6>] __list_del_entry+0x86/0x1d0 lib/list_debug.c:57
RSP: 0018:ffff8801bccc7958  EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff8801ba490158
RDX: 0000000000000000 RSI: 00000000634392c5 RDI: ffff8801ba490160
RBP: ffff8801bccc7970 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000004 R11: ffff8801d56e6000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000282 R15: ffff8801ba490000
FS:  00007fb239934700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb239912e78 CR3: 00000001c955e000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801ba490190 ffff8801ba490158 ffff8801ba490158 ffff8801bccc7988
 ffffffff81dfd13d ffff8801ba490060 ffff8801bccc79b8 ffffffff82668ce3
 ffff8801ba490158 0000000020000240 1ffff10037998f41 ffff8801ba490190
Call Trace:
 [<ffffffff81dfd13d>] list_del+0xd/0x70 lib/list_debug.c:77
 [<ffffffff82668ce3>] sg_remove_request+0xa3/0x120 drivers/scsi/sg.c:2114
 [<ffffffff82671999>] sg_new_write.isra.26+0x849/0x940 drivers/scsi/sg.c:713
 [<ffffffff82673188>] sg_ioctl+0x16f8/0x2a00 drivers/scsi/sg.c:889
 [<ffffffff815ae90a>] vfs_ioctl fs/ioctl.c:43 [inline]
 [<ffffffff815ae90a>] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679
 [<ffffffff815af92f>] SYSC_ioctl fs/ioctl.c:694 [inline]
 [<ffffffff815af92f>] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b5413>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: c4 0f 84 94 00 00 00 48 b8 00 02 00 00 00 00 ad de 48 39 c3 0f 84 a5 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 e8 00 00 00 4c 8b 03 49 39 c8 0f 85 9b 00 00 
RIP  [<ffffffff81dfcfe6>] __list_del_entry+0x86/0x1d0 lib/list_debug.c:57
 RSP <ffff8801bccc7958>
---[ end trace 172337917b3a1ce0 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (53):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/03/02 18:11 https://android.googlesource.com/kernel/common android-4.9 4c4262aa50dc 2c6f473e .config console log report syz C ci-android-49-kasan-gce
2017/12/28 18:32 https://android.googlesource.com/kernel/common android-4.9 cb7518e6167c 7d240098 .config console log report syz C ci-android-49-kasan-gce-386
2018/03/20 03:16 https://android.googlesource.com/kernel/common android-4.9 71df7bbae4d8 7e7d7ed2 .config console log report ci-android-49-kasan-gce
2018/03/03 03:42 https://android.googlesource.com/kernel/common android-4.9 f67385227a42 2c6f473e .config console log report ci-android-49-kasan-gce
2018/02/20 15:29 https://android.googlesource.com/kernel/common android-4.9 cdfc8df1d262 5abac192 .config console log report ci-android-49-kasan-gce
2018/02/19 18:06 https://android.googlesource.com/kernel/common android-4.9 cdfc8df1d262 833f78c7 .config console log report ci-android-49-kasan-gce
2018/02/19 00:31 https://android.googlesource.com/kernel/common android-4.9 cdfc8df1d262 833f78c7 .config console log report ci-android-49-kasan-gce
2018/02/17 23:58 https://android.googlesource.com/kernel/common android-4.9 cdfc8df1d262 833f78c7 .config console log report ci-android-49-kasan-gce
2018/02/17 14:11 https://android.googlesource.com/kernel/common android-4.9 a25ea24f7b7d c8b3f7c1 .config console log report ci-android-49-kasan-gce
2018/02/15 05:13 https://android.googlesource.com/kernel/common android-4.9 d2c57b60569e 17061fc0 .config console log report ci-android-49-kasan-gce
2018/02/02 23:20 https://android.googlesource.com/kernel/common android-4.9 71f146972231 632a8c2c .config console log report ci-android-49-kasan-gce
2018/02/02 08:01 https://android.googlesource.com/kernel/common android-4.9 71f146972231 826b35d6 .config console log report ci-android-49-kasan-gce
2018/02/01 19:14 https://android.googlesource.com/kernel/common android-4.9 71f146972231 67bd3383 .config console log report ci-android-49-kasan-gce
2018/02/01 01:15 https://android.googlesource.com/kernel/common android-4.9 71f146972231 02553e22 .config console log report ci-android-49-kasan-gce
2018/01/29 09:15 https://android.googlesource.com/kernel/common android-4.9 68d447c0a37b 08d47756 .config console log report ci-android-49-kasan-gce
2018/01/27 15:00 https://android.googlesource.com/kernel/common android-4.9 68d447c0a37b 1d18b112 .config console log report ci-android-49-kasan-gce
2018/01/26 16:43 https://android.googlesource.com/kernel/common android-4.9 f518fe49bbaa 1d18b112 .config console log report ci-android-49-kasan-gce
2018/01/25 15:23 https://android.googlesource.com/kernel/common android-4.9 29eadc4b5c13 6b2a715e .config console log report ci-android-49-kasan-gce
2018/01/25 06:12 https://android.googlesource.com/kernel/common android-4.9 29eadc4b5c13 866f1102 .config console log report ci-android-49-kasan-gce
2018/01/21 22:52 https://android.googlesource.com/kernel/common android-4.9 e12a9c4458ff fbbdcd92 .config console log report ci-android-49-kasan-gce
2018/01/21 05:54 https://android.googlesource.com/kernel/common android-4.9 e12a9c4458ff fbbdcd92 .config console log report ci-android-49-kasan-gce
2018/01/21 04:33 https://android.googlesource.com/kernel/common android-4.9 e12a9c4458ff fbbdcd92 .config console log report ci-android-49-kasan-gce
2018/01/18 03:49 https://android.googlesource.com/kernel/common android-4.9 033d019ce29c b8970f31 .config console log report ci-android-49-kasan-gce
2018/01/16 18:27 https://android.googlesource.com/kernel/common android-4.9 8dec074e888a 4198e588 .config console log report ci-android-49-kasan-gce
2018/01/16 15:18 https://android.googlesource.com/kernel/common android-4.9 8dec074e888a 4198e588 .config console log report ci-android-49-kasan-gce
2018/01/16 04:11 https://android.googlesource.com/kernel/common android-4.9 8dec074e888a e17f4a5d .config console log report ci-android-49-kasan-gce
2018/01/15 04:56 https://android.googlesource.com/kernel/common android-4.9 f0f6293fd01a 66d492a6 .config console log report ci-android-49-kasan-gce
2018/01/10 14:44 https://android.googlesource.com/kernel/common android-4.9 91549408ceb8 02a19b64 .config console log report ci-android-49-kasan-gce
2018/01/05 21:50 https://android.googlesource.com/kernel/common android-4.9 bc7ff9b9988f 00193447 .config console log report ci-android-49-kasan-gce
2018/01/04 07:26 https://android.googlesource.com/kernel/common android-4.9 173c52eae928 00193447 .config console log report ci-android-49-kasan-gce
2018/01/02 12:06 https://android.googlesource.com/kernel/common android-4.9 f3f3457d4582 00193447 .config console log report ci-android-49-kasan-gce
2018/01/01 04:41 https://android.googlesource.com/kernel/common android-4.9 f3f3457d4582 00193447 .config console log report ci-android-49-kasan-gce
2017/12/30 18:14 https://android.googlesource.com/kernel/common android-4.9 f3f3457d4582 bb6384b8 .config console log report ci-android-49-kasan-gce
2017/12/28 13:23 https://android.googlesource.com/kernel/common android-4.9 cb7518e6167c 7d240098 .config console log report ci-android-49-kasan-gce
2017/12/26 11:15 https://android.googlesource.com/kernel/common android-4.9 250637879165 73aba437 .config console log report ci-android-49-kasan-gce
2017/12/24 22:34 https://android.googlesource.com/kernel/common android-4.9 250637879165 73aba437 .config console log report ci-android-49-kasan-gce
2017/12/24 08:02 https://android.googlesource.com/kernel/common android-4.9 250637879165 73aba437 .config console log report ci-android-49-kasan-gce
2017/12/22 21:45 https://android.googlesource.com/kernel/common android-4.9 250637879165 8e409090 .config console log report ci-android-49-kasan-gce
2017/12/21 18:03 https://android.googlesource.com/kernel/common android-4.9 250637879165 eaadba98 .config console log report ci-android-49-kasan-gce
2017/12/14 05:16 https://android.googlesource.com/kernel/common android-4.9 fb66dc2a6e5e 06ea774d .config console log report ci-android-49-kasan-gce
2017/12/13 07:22 https://android.googlesource.com/kernel/common android-4.9 fb66dc2a6e5e ce7f2399 .config console log report ci-android-49-kasan-gce
2017/12/10 06:53 https://android.googlesource.com/kernel/common android-4.9 f26d3c76d376 5ad0ce95 .config console log report ci-android-49-kasan-gce
2017/12/08 16:37 https://android.googlesource.com/kernel/common android-4.9 f26d3c76d376 b0fa969c .config console log report ci-android-49-kasan-gce
2017/10/18 20:48 https://android.googlesource.com/kernel/common android-4.9 f8de76a9022c fe864987 .config console log report ci-android-49-kasan-gce
2018/03/08 04:24 https://android.googlesource.com/kernel/common android-4.9 d3a2afb9382e d50edb7e .config console log report ci-android-49-kasan-gce-386
* Struck through repros no longer work on HEAD.