------------[ cut here ]------------
WARNING: CPU: 0 PID: 5968 at fs/quota/dquot.c:880 dqput+0x35e/0x490 fs/quota/dquot.c:880
Modules linked in:
CPU: 0 UID: 0 PID: 5968 Comm: kworker/0:6 Tainted: G W syzkaller #0 PREEMPT_{RT,(full)}
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: events qsync_work_fn
RIP: 0010:dqput+0x35e/0x490 fs/quota/dquot.c:880
Code: df 72 ff eb 05 e8 32 df 72 ff 48 c7 c7 80 eb 61 8d 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 38 15 ad 08 e8 13 df 72 ff 90 <0f> 0b 90 e9 70 fe ff ff 48 c7 c1 6c 4f 1d 8f 80 e1 07 80 c1 03 38
RSP: 0018:ffffc90005c079b0 EFLAGS: 00010293
RAX: ffffffff824b7d2d RBX: ffff88805b7337c0 RCX: ffff888034321dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed100b6e66f9 R12: 1ffff1100b6e66f8
R13: 1ffff1100b6e66d4 R14: ffff88805b733680 R15: ffff88805b7336a0
FS: 0000000000000000(0000) GS:ffff8881268c4000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055f1470c3de0 CR3: 0000000038fb0000 CR4: 00000000003526f0
Call Trace:
<TASK>
dquot_scan_active+0x226/0x280 fs/quota/dquot.c:663
qsync_work_fn+0xab/0x150 fs/ocfs2/quota_global.c:658
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
kthread+0x70e/0x8a0 kernel/kthread.c:463
ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>