syzbot


WARNING in mark_buffer_dirty

Status: upstream: reported C repro on 2023/03/13 14:09
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+9f01f4e38d051c1b0cff@syzkaller.appspotmail.com
First crash: 407d, last: 1d17h
Bug presence (1)
Date Name Commit Repro Result
2024/04/21 upstream (ToT) 977b1ef51866 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 478d 823d 0/1 upstream: reported C repro on 2022/01/20 22:23
upstream WARNING in mark_buffer_dirty (6) bfs C error 137 4h04m 188d 0/26 upstream: reported C repro on 2023/10/17 15:53
upstream WARNING in mark_buffer_dirty (4) bfs nilfs C inconclusive 1152 320d 659d 22/26 fixed on 2023/06/08 14:41
android-44 WARNING in mark_buffer_dirty 2 1938d 1836d 0/2 auto-closed as invalid on 2019/07/01 11:44
upstream WARNING in mark_buffer_dirty fs C 21 1967d 2350d 0/26 closed as invalid on 2019/07/24 04:22
linux-4.14 WARNING in mark_buffer_dirty (2) nilfs2 C error 8 420d 803d 0/1 upstream: reported C repro on 2022/02/10 08:17
upstream WARNING in mark_buffer_dirty (2) ext4 665 1469d 1602d 0/26 auto-closed as invalid on 2020/07/14 01:44
upstream WARNING in mark_buffer_dirty (5) nilfs C done 172 196d 315d 23/26 fixed on 2023/10/12 12:48
upstream WARNING in mark_buffer_dirty (3) ext4 2 1151d 1163d 0/26 auto-closed as invalid on 2021/06/27 09:01
android-49 WARNING in mark_buffer_dirty 7 1783d 1836d 0/3 auto-closed as invalid on 2019/10/25 08:47
linux-4.14 WARNING in mark_buffer_dirty 1 1563d 1563d 0/1 auto-closed as invalid on 2020/05/11 07:45
linux-5.15 WARNING in mark_buffer_dirty origin:upstream C error 28 5d20h 404d 0/3 upstream: reported C repro on 2023/03/15 22:22
Fix bisection attempts (5)
Created Duration User Patch Repo Result
2024/03/06 23:35 1h56m bisect fix linux-6.1.y job log (0) log
2024/01/28 11:37 1h26m bisect fix linux-6.1.y job log (0) log
2023/11/30 11:38 1h30m bisect fix linux-6.1.y job log (0) log
2023/10/30 07:18 1h26m bisect fix linux-6.1.y job log (0) log
2023/09/28 11:53 2h03m bisect fix linux-6.1.y job log (0) log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6134 at fs/buffer.c:1081 mark_buffer_dirty+0x394/0x7d0
Modules linked in:
CPU: 1 PID: 6134 Comm: segctord Not tainted 6.1.82-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:mark_buffer_dirty+0x394/0x7d0 fs/buffer.c:1081
Code: e9 e0 ff 48 8b 7d 00 be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 0b 6a fc ff e8 86 74 89 ff e9 42 ff ff ff e8 7c 74 89 ff <0f> 0b e9 b3 fc ff ff e8 70 74 89 ff 0f 0b e9 f6 fc ff ff e8 64 74
RSP: 0000:ffffc9000c6176c8 EFLAGS: 00010293
RAX: ffffffff82010f14 RBX: ffff888023329001 RCX: ffff888027afbb80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff82010bc1 R09: ffffed100cebadd1
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100e154b5d
R13: 1ffff1100e154b5f R14: ffff888070aa5af8 R15: ffff8880675d6e80
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f788ff7e000 CR3: 0000000075d7a000 CR4: 00000000003506e0
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+0x33c/0x7190 fs/nilfs2/segment.c:2062
 nilfs_segctor_construct+0x145/0x8c0 fs/nilfs2/segment.c:2416
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2524 [inline]
 nilfs_segctor_thread+0x536/0x1130 fs/nilfs2/segment.c:2607
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:307
 </TASK>

Crashes (36):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/03/23 19:11 linux-6.1.y d7543167affd 0ea90952 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/03/15 22:11 linux-6.1.y 6449a0ba6843 18b58603 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/07/23 08:21 linux-6.1.y a456e1743881 27cbe77f .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/13 05:29 linux-6.1.y bf1e3b1cb1e0 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2024/04/13 05:29 linux-6.1.y bf1e3b1cb1e0 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2024/04/03 13:25 linux-6.1.y e5cd595e23c1 7925100d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2024/03/30 00:19 linux-6.1.y e5cd595e23c1 c52bcb23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2024/03/23 17:41 linux-6.1.y d7543167affd 0ea90952 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/12/27 00:27 linux-6.1.y 4aa6747d9352 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/12/22 10:20 linux-6.1.y 4aa6747d9352 4f9530a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2024/04/21 21:15 linux-6.1.y 6741e066ec76 af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/21 10:40 linux-6.1.y 6741e066ec76 af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/21 10:40 linux-6.1.y 6741e066ec76 af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/16 08:49 linux-6.1.y cd5d98c0556c 0d592ce4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/13 14:16 linux-6.1.y cd5d98c0556c c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/04/09 21:22 linux-6.1.y 347385861c50 171ec371 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/03/28 14:38 linux-6.1.y e5cd595e23c1 e91187ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2024/03/27 06:54 linux-6.1.y e5cd595e23c1 454571b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/06/13 17:05 linux-6.1.y 2f3918bc53fb 749afb64 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/05/16 01:35 linux-6.1.y bf4ad6fa4e53 71b00cfb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/05/13 16:19 linux-6.1.y bf4ad6fa4e53 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/04/30 16:30 linux-6.1.y ca1c9012c941 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/04/18 19:30 linux-6.1.y 0102425ac76b d931e9f0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/04/16 18:01 linux-6.1.y 0102425ac76b ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/04/07 21:06 linux-6.1.y 543aff194ab6 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/03/13 14:09 linux-6.1.y 6449a0ba6843 026e2200 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in mark_buffer_dirty
2023/07/27 15:31 linux-6.1.y d2a6dc4eaf6d 92476829 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/07/23 02:25 linux-6.1.y a456e1743881 27cbe77f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/05/05 22:34 linux-6.1.y ca48fc16c493 de870ca5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/05/04 08:13 linux-6.1.y ca48fc16c493 5b7ff9dd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/19 22:33 linux-6.1.y 0102425ac76b a219f34e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/18 15:57 linux-6.1.y 0102425ac76b d931e9f0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/16 11:05 linux-6.1.y 0102425ac76b ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/11 16:15 linux-6.1.y 543aff194ab6 49faf98d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/09 20:36 linux-6.1.y 543aff194ab6 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
2023/04/05 03:03 linux-6.1.y 3b29299e5f60 831373d3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in mark_buffer_dirty
* Struck through repros no longer work on HEAD.