------------[ cut here ]------------ WARNING: CPU: 0 PID: 5976 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: 5976 Comm: kworker/u33:5 Not tainted 6.13.0-rc2-syzkaller-00159-gf932fb9b4074 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: hci1 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x11a/0x210 net/bluetooth/hci_conn.c:567 Code: 00 e8 da 08 74 f7 4c 89 f1 4c 89 e2 48 c7 c6 80 0b b4 8c 48 c7 c7 10 bb 5a 90 e8 01 f9 a7 fa e9 4d ff ff ff e8 b7 08 74 f7 90 <0f> 0b 90 e8 ae 08 74 f7 48 8d bb 55 f7 ff ff 48 b8 00 00 00 00 00 RSP: 0018:ffffc9000489fc98 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88802a1508e8 RCX: ffffffff8a25fa1f RDX: ffff888029b80000 RSI: ffffffff8a25fac9 RDI: 0000000000000005 RBP: 00000000fffffffe R08: 0000000000000005 R09: 0000000000000000 R10: 00000000fffffffe R11: 1ffffffff2c42657 R12: ffff88802a150000 R13: 0000000000000001 R14: 0000000000000000 R15: ffff88810792d800 FS: 0000000000000000(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555614a0808 CR3: 00000000254a4000 CR4: 0000000000352ef0 DR0: 0000000000000002 DR1: 0000000000000000 DR2: 0000000000000003 DR3: 0000000000000001 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x9c5/0x1ba0 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