------------[ cut here ]------------ WARNING: CPU: 0 PID: 16966 at net/bluetooth/hci_conn.c:567 hci_conn_timeout+0x11a/0x210 net/bluetooth/hci_conn.c:567 Modules linked in: CPU: 0 UID: 0 PID: 16966 Comm: kworker/u33:0 Not tainted 6.13.0-rc1-syzkaller-00036-g5076001689e4 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: hci2 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x11a/0x210 net/bluetooth/hci_conn.c:567 Code: 00 e8 4a 9e 7e f7 4c 89 f1 4c 89 e2 48 c7 c6 c0 71 92 8c 48 c7 c7 f0 56 18 90 e8 11 10 ad fa e9 4d ff ff ff e8 27 9e 7e f7 90 <0f> 0b 90 e8 1e 9e 7e f7 48 8d bb 55 f7 ff ff 48 b8 00 00 00 00 00 RSP: 0018:ffffc90003a37ca0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880623948e8 RCX: ffffffff8a1aa1af RDX: ffff888023084880 RSI: ffffffff8a1aa259 RDI: 0000000000000005 RBP: 00000000ffffffff R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000b8f R12: ffff888062394000 R13: ffff888043930000 R14: 0000000000000001 R15: ffffc90003a37d80 FS: 0000000000000000(0000) GS:ffff88802b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020091dc0 CR3: 0000000066f26000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x958/0x1b30 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244