------------[ cut here ]------------
workqueue: cannot queue hci_conn_timeout on wq hci0
WARNING: CPU: 1 PID: 5863 at kernel/workqueue.c:2258 __queue_work+0xd62/0xfe0
Modules linked in:
CPU: 1 UID: 0 PID: 5863 Comm: kworker/1:4 Not tainted 6.16.0-rc3-syzkaller-00159-g223e2288f4b8-dirty #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: events l2cap_chan_timeout
RIP: 0010:__queue_work+0xd62/0xfe0
Code: 42 80 3c 20 00 74 08 4c 89 ef e8 69 0f 99 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 40 e1 89 8b 4c 89 fa e8 1f 34 f9 ff 90 <0f> 0b 90 90 e9 f1 f4 ff ff e8 80 8b 35 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc90003e4f7a8 EFLAGS: 00010046
RAX: 954b5eea12864900 RBX: 0000000000000020 RCX: ffff888109088000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff11022034d38 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa04 R12: dffffc0000000000
R13: ffff888124034960 R14: ffff888100004008 R15: ffff8881101a6978
FS:  0000000000000000(0000) GS:ffff8881a3c50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000339c2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 queue_delayed_work_on+0x18b/0x280
 l2cap_chan_del+0x285/0x5e0
 l2cap_chan_close+0x597/0x980
 l2cap_chan_timeout+0x158/0x390
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
