------------[ cut here ]------------ WARNING: CPU: 0 PID: 5820 at net/bluetooth/hci_conn.c:568 hci_conn_timeout+0x11a/0x210 net/bluetooth/hci_conn.c:568 Modules linked in: CPU: 0 UID: 0 PID: 5820 Comm: kworker/u9:6 Not tainted 6.15.0-rc6-syzkaller-00047-ge9565e23cd89 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: hci4 hci_conn_timeout RIP: 0010:hci_conn_timeout+0x11a/0x210 net/bluetooth/hci_conn.c:568 Code: 00 e8 ba 3d 52 f7 4c 89 f1 4c 89 e2 48 c7 c6 80 b8 d8 8c 48 c7 c7 68 93 80 90 e8 21 3a 98 fa e9 4d ff ff ff e8 97 3d 52 f7 90 <0f> 0b 90 e8 8e 3d 52 f7 48 8d bb f5 f6 ff ff 48 b8 00 00 00 00 00 RSP: 0018:ffffc900044efc38 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888023b10948 RCX: ffffffff8a6907ff RDX: ffff88805f2b0000 RSI: ffffffff8a6908a9 RDI: 0000000000000005 RBP: 00000000ffffffff R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000000 R12: ffff888023b10000 R13: 0000000000000000 R14: ffffffff90852eb4 R15: ffffc900044efd18 FS: 0000000000000000(0000) GS:ffff8881249df000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000000b030 CR3: 00000000332cc000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245