------------[ cut here ]------------ WARNING: CPU: 1 PID: 17338 at kernel/workqueue.c:2257 __queue_work+0xcd3/0xf50 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 17338 Comm: kworker/1:9 Not tainted 6.13.0-rc4-syzkaller-00054-gd6ef8b40d075 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events l2cap_chan_timeout RIP: 0010:__queue_work+0xcd3/0xf50 kernel/workqueue.c:2256 Code: ff e8 21 ee 37 00 90 0f 0b 90 e9 b2 fe ff ff e8 13 ee 37 00 eb 13 e8 0c ee 37 00 eb 0c e8 05 ee 37 00 eb 05 e8 fe ed 37 00 90 <0f> 0b 90 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc RSP: 0018:ffffc900041378e8 EFLAGS: 00010093 RAX: ffffffff816785e2 RBX: ffff88801ac94408 RCX: ffff88803059bc00 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: 0000000000000020 R08: ffffffff816a7309 R09: 0000000000000000 R10: ffffc900041379c0 R11: fffff52000826f39 R12: ffff888060099800 R13: ffff8880600999c0 R14: dffffc0000000000 R15: 0000000000000008 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555abe12e680 CR3: 000000002a344000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: queue_delayed_work_on+0x1ca/0x390 kernel/workqueue.c:2552 l2cap_chan_del+0x291/0x5d0 net/bluetooth/l2cap_core.c:674 l2cap_chan_close+0x38b/0x9f0 l2cap_chan_timeout+0x142/0x360 net/bluetooth/l2cap_core.c:435 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244