------------[ cut here ]------------ WARNING: CPU: 1 PID: 8509 at net/bluetooth/hci_conn.c:412 hci_conn_timeout+0x32e/0x470 net/bluetooth/hci_conn.c:412 Modules linked in: CPU: 1 PID: 8509 Comm: kworker/u5:1 Not tainted 5.10.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: hci2 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x32e/0x470 net/bluetooth/hci_conn.c:412 Code: 00 48 c1 e8 03 80 3c 08 00 0f 85 32 01 00 00 48 8b 35 e6 6f 8b 05 bf 08 00 00 00 e8 2c 97 59 f9 e9 4c fe ff ff e8 62 10 83 f9 <0f> 0b e9 5e fd ff ff 48 89 ef e8 d3 3b c6 f9 e9 15 fd ff ff e8 a9 RSP: 0018:ffffc9000173fcf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888024b80130 RCX: 0000000000000000 RDX: ffff88801f1b8000 RSI: ffffffff87f03d3e RDI: 0000000000000003 RBP: 00000000ffffffff R08: 0000000000000000 R09: ffff888024b80013 R10: ffffffff87f03a85 R11: 0000000000000000 R12: ffff888024b80000 R13: ffff888024b80140 R14: ffff8880117a9700 R15: ffff888015b4c800 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000011944000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x98d/0x1630 kernel/workqueue.c:2275 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296