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| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| linux-6.1 | WARNING: locking bug in gfs2_quotad | 4 | 4 | 47d | 130d | 0/3 | upstream: reported on 2026/01/30 04:46 | |||
| linux-5.15 | WARNING: locking bug in gfs2_quotad | 4 | 1 | 169d | 169d | 0/3 | auto-obsoleted due to no activity on 2026/04/01 14:07 |
------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 1 PID: 5214 at kernel/locking/lockdep.c:201 hlock_class kernel/locking/lockdep.c:-1 [inline] WARNING: CPU: 1 PID: 5214 at kernel/locking/lockdep.c:201 check_wait_context kernel/locking/lockdep.c:4686 [inline] WARNING: CPU: 1 PID: 5214 at kernel/locking/lockdep.c:201 __lock_acquire+0x7dc/0x7d10 kernel/locking/lockdep.c:4962 Modules linked in: CPU: 1 PID: 5214 Comm: gfs2_quotad Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 RIP: 0010:hlock_class kernel/locking/lockdep.c:201 [inline] RIP: 0010:check_wait_context kernel/locking/lockdep.c:4686 [inline] RIP: 0010:__lock_acquire+0x7dc/0x7d10 kernel/locking/lockdep.c:4962 Code: 83 3d 3f 0a 2d 0c 00 0f 85 c7 fd ff ff 48 c7 c7 20 26 2b 8a 48 c7 c6 c0 28 2b 8a e8 7e 6c 54 08 48 ba 00 00 00 00 00 fc ff df <0f> 0b e9 a3 fd ff ff e8 78 a8 83 02 85 c0 0f 84 5c 0a 00 00 48 c7 RSP: 0018:ffffc900034c7900 EFLAGS: 00010046 RAX: be8ef0697e996500 RBX: 0000000000001a46 RCX: ffff888020843b80 RDX: dffffc0000000000 RSI: 0000000080000001 RDI: 0000000000000000 RBP: ffffc900034c7b50 R08: ffff8880b912795b R09: 1ffff11017224f2b R10: dffffc0000000000 R11: ffffed1017224f2c R12: ffff888020844690 R13: ffff888020843b80 R14: 0000000000000000 R15: ffff888020844670 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2c2043eb8 CR3: 0000000064955000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xb0/0x100 kernel/locking/spinlock.c:162 finish_wait+0xb5/0x1d0 kernel/sched/wait.c:407 gfs2_quotad+0x710/0x890 fs/gfs2/quota.c:1605 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 </TASK>
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/04/18 05:33 | linux-5.15.y | 91d48252ad4b | 5be7a9de | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-5-15-kasan | WARNING: locking bug in gfs2_quotad |