syzbot

 sign-in | mailing list | source | docs
🐞 Open [730]
🐞 Fixed [52]
🐞 Invalid [506]
⬇ Missing Backports [57]
Kernel Health Bugs/Month Bug Lifetimes Fuzzing Crashes
💬 Send us feedback

WARNING in mark_buffer_dirty

Status: upstream: reported C repro on 2023/03/15 22:22
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+5b2e10c67416270b15c0@syzkaller.appspotmail.com
First crash: 571d, last: 3d06h
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2023/05/16 upstream (ToT) f1fcbaa18b28 C [report] WARNING in mark_buffer_dirty
▶ ▼ Similar bugs (12)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in mark_buffer_dirty bfs C error 10 645d 990d 0/1 upstream: reported C repro on 2022/01/20 22:23
upstream WARNING in mark_buffer_dirty (6) bfs nilfs C error 7865 1h25m 356d 0/28 upstream: reported C repro on 2023/10/17 15:53
upstream WARNING in mark_buffer_dirty (4) bfs nilfs C inconclusive 1152 487d 826d 22/28 fixed on 2023/06/08 14:41
android-44 WARNING in mark_buffer_dirty 2 2105d 2003d 0/2 auto-closed as invalid on 2019/07/01 11:44
upstream WARNING in mark_buffer_dirty fs C 21 2134d 2517d 0/28 closed as invalid on 2019/07/24 04:22
linux-4.14 WARNING in mark_buffer_dirty (2) nilfs2 C error 8 587d 970d 0/1 upstream: reported C repro on 2022/02/10 08:17
upstream WARNING in mark_buffer_dirty (2) ext4 665 1636d 1769d 0/28 auto-closed as invalid on 2020/07/14 01:44
upstream WARNING in mark_buffer_dirty (5) nilfs C done 172 363d 483d 23/28 fixed on 2023/10/12 12:48
upstream WARNING in mark_buffer_dirty (3) ext4 2 1318d 1331d 0/28 auto-closed as invalid on 2021/06/27 09:01
android-49 WARNING in mark_buffer_dirty 7 1950d 2003d 0/3 auto-closed as invalid on 2019/10/25 08:47
linux-4.14 WARNING in mark_buffer_dirty 1 1730d 1730d 0/1 auto-closed as invalid on 2020/05/11 07:45
linux-6.1 WARNING in mark_buffer_dirty origin:upstream C 99 7h00m 574d 0/3 upstream: reported C repro on 2023/03/13 14:09
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/11/15 14:58 0m bisect fix linux-5.15.y error job log
2023/09/18 20:23 1h11m bisect fix linux-5.15.y OK (0) job log log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8736 at fs/buffer.c:1084 mark_buffer_dirty+0x325/0x4b0
Modules linked in:
CPU: 0 PID: 8736 Comm: segctord Not tainted 5.15.153-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:mark_buffer_dirty+0x325/0x4b0 fs/buffer.c:1084
Code: 89 df e8 de 95 e4 ff 48 8b 3b be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 07 80 fc ff e8 d2 d6 9a ff eb 80 e8 cb d6 9a ff <0f> 0b e9 27 fd ff ff e8 bf d6 9a ff 0f 0b e9 46 fd ff ff e8 b3 d6
RSP: 0018:ffffc9000654f708 EFLAGS: 00010293
RAX: ffffffff81e562e5 RBX: ffff88807eb9e008 RCX: ffff888018fcd940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81e56004 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff888070254ae0
R13: dffffc0000000000 R14: 1ffff1100e04a95c R15: ffff88807039e150
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd30208a7c8 CR3: 000000001900f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_segctor_collect_dirty_files fs/nilfs2/segment.c:2000 [inline]
 nilfs_segctor_do_construct+0x332/0x6ea0 fs/nilfs2/segment.c:2062
 nilfs_segctor_construct+0x145/0x8c0 fs/nilfs2/segment.c:2418
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2526 [inline]
 nilfs_segctor_thread+0x512/0x1130 fs/nilfs2/segment.c:2609
 kthread+0x3f6/0x4f0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>

Crashes (75):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/04 21:08 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/04/01 16:40 linux-5.15.y c957cbb87315 f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/09/22 20:27 linux-5.15.y 3a5928702e71 6f888b75 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/07/14 14:20 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/03/15 22:22 linux-5.15.y 2ddbd0f967b3 18b58603 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/12/07 06:54 linux-5.15.y 9b91d36ba301 e3299f55 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/10/04 11:45 linux-5.15.y 3a5928702e71 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/08/25 20:06 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/08/24 11:34 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/07/15 21:38 linux-5.15.y f45bea23c39c e8709b21 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/07/15 15:59 linux-5.15.y f45bea23c39c c605e6a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/07/03 09:30 linux-5.15.y 4878aadf2d15 1ecfa2d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/07/02 18:25 linux-5.15.y 4878aadf2d15 07f0a0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/06/11 10:56 linux-5.15.y c61bd26ae81a b7d9eb04 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/06/11 02:50 linux-5.15.y c61bd26ae81a 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/06/11 02:50 linux-5.15.y c61bd26ae81a 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/06/11 02:43 linux-5.15.y c61bd26ae81a 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/27 06:53 linux-5.15.y c61bd26ae81a a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/23 13:00 linux-5.15.y 83655231580b 4c2072ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/21 23:59 linux-5.15.y 83655231580b 1014eca7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/21 23:59 linux-5.15.y 83655231580b 1014eca7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/10 00:50 linux-5.15.y 284087d4f7d5 de979bc2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/06 06:56 linux-5.15.y 284087d4f7d5 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/02 06:14 linux-5.15.y b925f60c6ee7 3ba885bc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/05/01 04:42 linux-5.15.y b925f60c6ee7 3ba885bc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/04/13 17:40 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/04/13 12:44 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/04/04 19:40 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/12/06 21:06 linux-5.15.y 9b91d36ba301 e3299f55 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/10/14 17:19 linux-5.15.y 02e21884dcf2 f757a323 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2024/10/04 15:30 linux-5.15.y 3a5928702e71 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/10/04 08:07 linux-5.15.y 3a5928702e71 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/09/25 01:08 linux-5.15.y 3a5928702e71 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/09/23 15:56 linux-5.15.y 3a5928702e71 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/09/22 19:02 linux-5.15.y 3a5928702e71 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/08/24 01:02 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/07/14 13:04 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/07/11 01:27 linux-5.15.y f45bea23c39c 6f7fa383 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/07/02 20:29 linux-5.15.y 4878aadf2d15 07f0a0a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/06/11 02:52 linux-5.15.y c61bd26ae81a 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/06/11 02:52 linux-5.15.y c61bd26ae81a 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/17 18:04 linux-5.15.y c52b9710c83d acc528cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/13 12:03 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/07/04 21:50 linux-5.15.y 4af60700a60c f99c2404 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/06/29 18:01 linux-5.15.y 4af60700a60c 134ddc02 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/06/01 08:58 linux-5.15.y 0ab06468cbd1 babc4389 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/05/17 18:19 linux-5.15.y 9d6bde853685 eaac4681 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/05/08 22:28 linux-5.15.y 8a7f2a5c5aa1 c7a5e2a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/04/28 11:02 linux-5.15.y f48aeeaaa64c 70a605de .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/04/12 20:16 linux-5.15.y d86dfc4d95cd 82d5e53e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/03/20 23:27 linux-5.15.y 8020ae3c051d 7939252e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in mark_buffer_dirty
2023/05/01 06:27 linux-5.15.y 8a7f2a5c5aa1 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/25 10:18 linux-5.15.y 3299fb36854f 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/25 06:46 linux-5.15.y 3299fb36854f 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/16 15:25 linux-5.15.y 4fdad925aa1a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/16 03:43 linux-5.15.y 4fdad925aa1a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/13 14:25 linux-5.15.y d86dfc4d95cd 3cfcaa1b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/11 08:14 linux-5.15.y d86dfc4d95cd 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/10 23:48 linux-5.15.y d86dfc4d95cd 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
2023/03/22 15:21 linux-5.15.y 115472395b0a 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in mark_buffer_dirty
* Struck through repros no longer work on HEAD.