------------[ cut here ]------------
WARNING: CPU: 0 PID: 4398 at kernel/workqueue.c:1441 __queue_work+0xe2d/0xfb0 kernel/workqueue.c:1441
Modules linked in:
CPU: 0 PID: 4398 Comm: kworker/0:17 Not tainted 6.1.140-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: events l2cap_chan_timeout
RIP: 0010:__queue_work+0xe2d/0xfb0 kernel/workqueue.c:1441
Code: e9 9d fc ff ff 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c c7 fc ff ff 48 8b 3c 24 e8 8d 2d 7f 00 e9 b9 fc ff ff e8 93 b7 2d 00 <0f> 0b 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 7d b7 2d 00
RSP: 0018:ffffc90004aaf968 EFLAGS: 00010093
RAX: ffffffff81531f7d RBX: 0000000000010000 RCX: ffff88802e539dc0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1003c6ac67
R10: ffffed1003c6ac67 R11: 1ffff11003c6ac66 R12: ffff88807c1d0800
R13: ffff88807c1d09c0 R14: 0000000000000008 R15: ffff88801e356330
FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2da0fff8 CR3: 0000000077e94000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
queue_delayed_work_on+0x126/0x1e0 kernel/workqueue.c:1704
l2cap_chan_del+0x2d8/0x620 net/bluetooth/l2cap_core.c:696
l2cap_chan_close+0xf9/0x7f0 net/bluetooth/l2cap_core.c:884
l2cap_chan_timeout+0x154/0x2d0 net/bluetooth/l2cap_core.c:455
process_one_work+0x898/0x1160 kernel/workqueue.c:2292
worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
kthread+0x29d/0x330 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
</TASK>