Bluetooth: hci5: unexpected event 0x08 length: 15 > 4 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 48 at net/bluetooth/hci_conn.c:668 hci_conn_timeout+0x24f/0x450 net/bluetooth/hci_conn.c:668 Modules linked in: CPU: 0 PID: 48 Comm: kworker/u5:0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: hci2 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x24f/0x450 net/bluetooth/hci_conn.c:668 Code: 1f 8e e8 04 96 9f f8 48 8b 35 f5 fb eb 04 bf 08 00 00 00 48 89 da 5b 41 5c 41 5d 41 5e 41 5f 5d e9 b6 85 20 f8 e8 f1 aa 4e f8 <0f> 0b e9 35 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd RSP: 0000:ffffc90000b97c08 EFLAGS: 00010293 RAX: ffffffff8933c77f RBX: ffff8880450d6330 RCX: ffff88801d2a9dc0 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 RBP: 00000000ffffffff R08: ffff8880450d6013 R09: 1ffff11008a1ac02 R10: dffffc0000000000 R11: ffffed1008a1ac03 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff8880450d6000 R15: ffff8880450d6010 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c322c38 CR3: 0000000064e6c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: process_one_work+0x8a2/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1270 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295