------------[ cut here ]------------ WARNING: CPU: 1 PID: 5776 at net/bluetooth/hci_conn.c:568 hci_conn_timeout+0xf9/0x290 net/bluetooth/hci_conn.c:568 Modules linked in: CPU: 1 PID: 5776 Comm: kworker/u5:3 Not tainted 6.6.94-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: hci4 hci_conn_timeout RIP: 0010:hci_conn_timeout+0xf9/0x290 net/bluetooth/hci_conn.c:568 Code: f8 48 89 df e8 c8 b7 08 00 eb 07 e8 b1 11 1c f8 b0 13 0f b6 f0 48 89 df 5b 41 5c 41 5e 41 5f 5d e9 ec e0 fe ff e8 97 11 1c f8 <0f> 0b eb 8e 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 38 ff ff ff 4c RSP: 0018:ffffc900045e7b90 EFLAGS: 00010293 RAX: ffffffff89698439 RBX: ffff8880788c6000 RCX: ffff8880233a0000 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 RBP: 00000000ffffffff R08: ffff8880788c6013 R09: 1ffff1100f118c02 R10: dffffc0000000000 R11: ffffed100f118c03 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff8880788c6350 R15: ffff8880788c6010 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000006a6d8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293