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kernel BUG in gfs2_glock_nq

Status: upstream: reported C repro on 2023/03/12 01:31
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+d9b5bfddf84d608ebd95@syzkaller.appspotmail.com
First crash: 642d, last: 16h48m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2023/05/15 upstream (ToT) f1fcbaa18b28 C [report] kernel BUG in gfs2_glock_nq
▶ ▼ Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 kernel BUG in gfs2_glock_nq 2 1061d 1104d 0/1 auto-closed as invalid on 2022/05/17 22:53
linux-4.19 kernel BUG in gfs2_glock_nq 1 1340d 1340d 0/1 auto-closed as invalid on 2021/08/11 04:31
linux-4.19 kernel BUG in gfs2_glock_nq (2) gfs2 C error 52 647d 1186d 0/1 upstream: reported C repro on 2021/09/14 01:12
upstream kernel BUG in gfs2_glock_nq gfs2 2 1116d 1105d 0/28 auto-closed as invalid on 2022/03/23 19:53
linux-4.14 kernel BUG in gfs2_glock_nq (2) gfs2 C 7 651d 932d 0/1 upstream: reported C repro on 2022/05/26 14:43
upstream kernel BUG in gfs2_glock_nq (2) gfs2 C error 1333 5h02m 812d 0/28 upstream: reported C repro on 2022/09/23 06:12
linux-5.15 kernel BUG in gfs2_glock_nq origin:upstream C error 173 5d10h 642d 0/3 upstream: reported C repro on 2023/03/12 21:28
linux-4.14 kernel BUG at fs/gfs2/glock.c:LINE! 3 1416d 1488d 0/1 auto-closed as invalid on 2021/05/27 07:56
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2023/12/13 21:00 1h01m bisect fix linux-6.1.y OK (0) job log log
2023/11/06 10:55 1h28m bisect fix linux-6.1.y OK (0) job log log
2023/05/26 21:40 45m bisect fix linux-6.1.y OK (0) job log log

Sample crash report:
gfs2: fsid=syz:syz.0: pid: 3543
gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x379/0x810 fs/gfs2/quota.c:1329
gfs2: fsid=syz:syz.0: pid: 3543
gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
gfs2: fsid=syz:syz.0: G:  s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20 p:0
gfs2: fsid=syz:syz.0:  H: s:EX f:cH e:0 p:3543 [syz-executor371] gfs2_quota_sync+0x379/0x810 fs/gfs2/quota.c:1329
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1562!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3543 Comm: syz-executor371 Not tainted 6.1.87-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:add_to_queue fs/gfs2/glock.c:1562 [inline]
RIP: 0010:gfs2_glock_nq+0x166f/0x18a0 fs/gfs2/glock.c:1587
Code: 2c fe 0f b7 4d 00 48 c7 c7 00 90 30 8b 48 8b 74 24 20 89 da e8 32 f5 d2 06 31 ff 48 8b 74 24 28 ba 01 00 00 00 e8 e1 72 ff ff <0f> 0b 89 d9 80 e1 07 fe c1 38 c1 0f 8c 8c ee ff ff 48 89 df e8 d8
RSP: 0018:ffffc90003a9f838 EFLAGS: 00010246
RAX: d4130a92c1defc00 RBX: 0000000000000008 RCX: 1ffff92000753eb8
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88802925125a R08: ffffffff83b51a60 R09: fffffbfff1ce6eee
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888075cd1340
R13: ffff888029251238 R14: ffff888029251230 R15: 1ffff1100524a243
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb0e0263130 CR3: 0000000023eb1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 gfs2_glock_nq_init fs/gfs2/glock.h:264 [inline]
 do_sync+0x3c2/0xc70 fs/gfs2/quota.c:921
 gfs2_quota_sync+0x379/0x810 fs/gfs2/quota.c:1329
 gfs2_sync_fs+0x49/0xb0 fs/gfs2/super.c:648
 sync_filesystem+0xe8/0x220 fs/sync.c:56
 generic_shutdown_super+0x6b/0x340 fs/super.c:474
 kill_block_super+0x7a/0xe0 fs/super.c:1459
 deactivate_locked_super+0xa0/0x110 fs/super.c:332
 cleanup_mnt+0x490/0x520 fs/namespace.c:1186
 task_work_run+0x246/0x300 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa73/0x26a0 kernel/exit.c:869
 do_group_exit+0x202/0x2b0 kernel/exit.c:1019
 __do_sys_exit_group kernel/exit.c:1030 [inline]
 __se_sys_exit_group kernel/exit.c:1028 [inline]
 __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1028
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb0e01d6749
Code: Unable to access opcode bytes at 0x7fb0e01d671f.
RSP: 002b:00007ffccb880708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb0e01d6749
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007fb0e02652b0 R08: ffffffffffffffb8 R09: 00007ffccb8807e0
R10: 00000000000800b0 R11: 0000000000000246 R12: 00007fb0e02652b0
R13: 0000000000000000 R14: 00007fb0e0266020 R15: 00007fb0e01a4ca0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:add_to_queue fs/gfs2/glock.c:1562 [inline]
RIP: 0010:gfs2_glock_nq+0x166f/0x18a0 fs/gfs2/glock.c:1587
Code: 2c fe 0f b7 4d 00 48 c7 c7 00 90 30 8b 48 8b 74 24 20 89 da e8 32 f5 d2 06 31 ff 48 8b 74 24 28 ba 01 00 00 00 e8 e1 72 ff ff <0f> 0b 89 d9 80 e1 07 fe c1 38 c1 0f 8c 8c ee ff ff 48 89 df e8 d8
RSP: 0018:ffffc90003a9f838 EFLAGS: 00010246
RAX: d4130a92c1defc00 RBX: 0000000000000008 RCX: 1ffff92000753eb8
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88802925125a R08: ffffffff83b51a60 R09: fffffbfff1ce6eee
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888075cd1340
R13: ffff888029251238 R14: ffff888029251230 R15: 1ffff1100524a243
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb0e0263130 CR3: 0000000023eb1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (393):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/21 04:38 linux-6.1.y 6741e066ec76 af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/04/10 10:58 linux-6.1.y 347385861c50 171ec371 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2023/03/31 21:13 linux-6.1.y 3b29299e5f60 f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/02/12 08:56 linux-6.1.y f1bb70486c9c 77b23aa1 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2023/11/13 14:41 linux-6.1.y fb2635ac69ab 6d6dbf8a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2023/08/01 07:56 linux-6.1.y d2a6dc4eaf6d 2a0d0f29 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2023/03/12 12:19 linux-6.1.y 1cc3fcf63192 5205ef30 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/11 11:13 linux-6.1.y e4d90d63d385 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/11 10:10 linux-6.1.y e4d90d63d385 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/10 12:24 linux-6.1.y e4d90d63d385 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/07 08:32 linux-6.1.y e4d90d63d385 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/05 04:17 linux-6.1.y e4d90d63d385 b50eb251 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/01 23:43 linux-6.1.y e4d90d63d385 68914665 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/30 16:23 linux-6.1.y e4d90d63d385 68914665 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/28 22:12 linux-6.1.y e4d90d63d385 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/23 09:46 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/22 14:41 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/21 19:16 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/20 23:49 linux-6.1.y b67dc5c9ade9 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/11/13 09:12 linux-6.1.y d7039b844a1c 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/10/31 19:38 linux-6.1.y 7ec6f9fa3d97 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/10/31 16:11 linux-6.1.y 7ec6f9fa3d97 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in gfs2_glock_nq
2024/12/13 05:44 linux-6.1.y e4d90d63d385 530e80f8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/13 00:47 linux-6.1.y e4d90d63d385 530e80f8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/12 12:41 linux-6.1.y e4d90d63d385 6f1b0fa8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/11 07:48 linux-6.1.y e4d90d63d385 cfc402b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/08 23:52 linux-6.1.y e4d90d63d385 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/07 23:12 linux-6.1.y e4d90d63d385 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/07 04:28 linux-6.1.y e4d90d63d385 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/12/05 02:49 linux-6.1.y e4d90d63d385 b50eb251 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/30 10:56 linux-6.1.y e4d90d63d385 68914665 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/29 13:58 linux-6.1.y e4d90d63d385 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/28 22:02 linux-6.1.y e4d90d63d385 5df23865 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/26 05:30 linux-6.1.y e4d90d63d385 11dbc254 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/25 15:50 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/25 09:32 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/24 04:06 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/23 07:06 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/22 12:42 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/22 12:10 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/22 05:03 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/21 15:27 linux-6.1.y b67dc5c9ade9 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/20 21:53 linux-6.1.y b67dc5c9ade9 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/20 11:07 linux-6.1.y b67dc5c9ade9 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/20 05:03 linux-6.1.y b67dc5c9ade9 7d02db5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/18 05:50 linux-6.1.y b67dc5c9ade9 cfe3a04a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/14 05:25 linux-6.1.y d7039b844a1c bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/14 03:30 linux-6.1.y d7039b844a1c bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/13 20:39 linux-6.1.y d7039b844a1c bb3f8425 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/13 04:05 linux-6.1.y d7039b844a1c 62026c85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/10 20:34 linux-6.1.y d7039b844a1c 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/10 09:07 linux-6.1.y d7039b844a1c 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/10 06:46 linux-6.1.y d7039b844a1c 6b856513 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/07 01:37 linux-6.1.y 7c15117f9468 df3dc63b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/11/03 05:59 linux-6.1.y 7c15117f9468 f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2024/10/31 09:56 linux-6.1.y 7ec6f9fa3d97 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
2023/03/12 01:30 linux-6.1.y 1cc3fcf63192 5205ef30 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in gfs2_glock_nq
* Struck through repros no longer work on HEAD.