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WARNING in __kernel_write

Status: auto-obsoleted due to no activity on 2024/12/26 20:18
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+f704b898b11e4a0a9a1f@syzkaller.appspotmail.com
First crash: 669d, last: 415d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2024/11/07 upstream (ToT) ff7afaeca1a1 C [report] BUG: MAX_LOCKDEP_KEYS too low!
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __kernel_write fs C done 522 1637d 1657d 15/28 fixed on 2020/09/16 22:51
▶ ▼ Last patch testing requests (7)
Created Duration User Patch Repo Result
2024/12/26 19:53 23m retest repro linux-5.15.y OK log
2024/10/15 00:32 0m retest repro linux-5.15.y error
2024/10/06 09:17 25m retest repro linux-5.15.y OK log
2024/10/06 09:17 17m retest repro linux-5.15.y OK log
2024/10/06 09:17 17m retest repro linux-5.15.y OK log
2024/10/06 09:17 16m retest repro linux-5.15.y OK log
2024/10/06 09:17 17m retest repro linux-5.15.y OK log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 11332 at fs/read_write.c:525 __kernel_write+0x8cc/0xa60
Modules linked in:
CPU: 1 PID: 11332 Comm: syz-executor.3 Not tainted 5.15.141-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:__kernel_write+0x8cc/0xa60 fs/read_write.c:525
Code: 25 28 00 00 00 48 3b 84 24 40 01 00 00 0f 85 a4 01 00 00 4c 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a4 6d ab ff <0f> 0b 49 c7 c6 f7 ff ff ff eb 9d e8 94 6d ab ff eb 05 e8 8d 6d ab
RSP: 0018:ffffc90004f677a0 EFLAGS: 00010283
RAX: ffffffff81d4b7ec RBX: 00000000000a801d RCX: 0000000000040000
RDX: ffffc9000356a000 RSI: 0000000000001961 RDI: 0000000000001962
RBP: ffffc90004f67930 R08: ffffffff81d4b060 R09: ffffc90004f67890
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920009ecf00
R13: dffffc0000000000 R14: ffff88801a5ab704 R15: 0000000000000011
FS:  00007f1455b346c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcbce094000 CR3: 000000007cbca000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kernel_write+0xcd/0x200 fs/read_write.c:568
 write_buf fs/btrfs/send.c:565 [inline]
 send_header fs/btrfs/send.c:684 [inline]
 send_subvol+0x188/0x4200 fs/btrfs/send.c:7385
 btrfs_ioctl_send+0x193a/0x1d60 fs/btrfs/send.c:7711
 _btrfs_ioctl_send+0x2fb/0x430 fs/btrfs/ioctl.c:4893
 btrfs_ioctl+0x595/0xb10
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f14575b2ae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1455b340c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f14576d1f80 RCX: 00007f14575b2ae9
RDX: 0000000020000180 RSI: 0000000040489426 RDI: 0000000000000005
RBP: 00007f14575fe47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f14576d1f80 R15: 00007ffc45142828
 </TASK>

Crashes (115):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/12/03 18:05 linux-5.15.y 9b91d36ba301 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/12/02 07:07 linux-5.15.y a78d278e01b1 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/11/30 19:17 linux-5.15.y a78d278e01b1 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/11/16 17:10 linux-5.15.y 80529b4968a8 cb976f63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/10/09 23:02 linux-5.15.y 1edcec18cfb7 3c53c7d9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/10/07 14:59 linux-5.15.y 1edcec18cfb7 5e837c76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/09/20 03:58 linux-5.15.y 35ecaa3632bf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/06/03 06:58 linux-5.15.y 0ab06468cbd1 a4ae4f42 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/05/29 12:01 linux-5.15.y 1fe619a7d252 cf184559 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/12/03 12:20 linux-5.15.y 9b91d36ba301 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/12/03 07:54 linux-5.15.y 9b91d36ba301 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/28 21:14 linux-5.15.y a78d278e01b1 1adfb6f6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/28 08:10 linux-5.15.y 2a910f4af54d 9fe51b7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/27 16:21 linux-5.15.y 2a910f4af54d 7ec6c044 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/25 13:19 linux-5.15.y 2a910f4af54d 5b429f39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/20 16:24 linux-5.15.y 2a910f4af54d cb976f63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/11/14 12:44 linux-5.15.y 80529b4968a8 cb976f63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/20 16:32 linux-5.15.y 00c03985402e 361b23dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/20 07:04 linux-5.15.y 00c03985402e a42250d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/20 03:25 linux-5.15.y 00c03985402e a42250d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/19 18:37 linux-5.15.y 02e21884dcf2 42e1d524 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/13 18:54 linux-5.15.y 02e21884dcf2 f757a323 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/13 01:28 linux-5.15.y 02e21884dcf2 6388bc36 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/12 13:09 linux-5.15.y 02e21884dcf2 1b231e3c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/12 10:48 linux-5.15.y 02e21884dcf2 1b231e3c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/12 03:35 linux-5.15.y 02e21884dcf2 83165b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/11 03:14 linux-5.15.y 02e21884dcf2 83165b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/11 01:55 linux-5.15.y 02e21884dcf2 83165b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/10 06:01 linux-5.15.y 1edcec18cfb7 c9be5398 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/10/09 20:43 linux-5.15.y 1edcec18cfb7 3c53c7d9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/28 18:53 linux-5.15.y b911329317b4 d265efd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/28 09:10 linux-5.15.y b911329317b4 c2ab1e5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/28 06:21 linux-5.15.y b911329317b4 c2ab1e5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/27 21:11 linux-5.15.y b911329317b4 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/27 13:49 linux-5.15.y b911329317b4 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/27 12:15 linux-5.15.y b911329317b4 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/23 15:01 linux-5.15.y b911329317b4 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/19 15:41 linux-5.15.y 35ecaa3632bf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/17 06:34 linux-5.15.y aff03380bda4 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/13 12:26 linux-5.15.y aff03380bda4 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/11 23:57 linux-5.15.y aff03380bda4 59da8366 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/11 15:22 linux-5.15.y aff03380bda4 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/09 13:31 linux-5.15.y aff03380bda4 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/08 17:50 linux-5.15.y aff03380bda4 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/07 02:02 linux-5.15.y aff03380bda4 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/07 00:37 linux-5.15.y aff03380bda4 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/05 02:34 linux-5.15.y 8f790700c974 0b6286dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/04 19:42 linux-5.15.y 8f790700c974 db3306a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/04 15:56 linux-5.15.y 8f790700c974 db3306a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/04 06:29 linux-5.15.y 8f790700c974 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/09/02 13:20 linux-5.15.y 8f790700c974 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/31 22:47 linux-5.15.y 9e43368a3393 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/31 20:30 linux-5.15.y 9e43368a3393 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/30 19:20 linux-5.15.y 9e43368a3393 84803932 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/30 17:30 linux-5.15.y 9e43368a3393 84803932 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/05/14 03:17 linux-5.15.y b0ece631f84a 2b9ba477 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/05/10 02:17 linux-5.15.y 8a7f2a5c5aa1 30aa2a7e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/05/07 15:57 linux-5.15.y 8a7f2a5c5aa1 90c93c40 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/03/25 03:01 linux-5.15.y 115472395b0a 9700afae .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __kernel_write
2023/08/29 23:36 linux-5.15.y 5ddfe5cc8716 ce731e62 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/29 21:31 linux-5.15.y 5ddfe5cc8716 ce731e62 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/28 17:54 linux-5.15.y 5ddfe5cc8716 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
2023/08/28 10:16 linux-5.15.y 5ddfe5cc8716 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __kernel_write
* Struck through repros no longer work on HEAD.