Bluetooth: hci1: command 0x040f tx timeout Bluetooth: hci0: command 0x040f tx timeout ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4037 at kernel/workqueue.c:1453 __queue_work+0xee4/0x114c kernel/workqueue.c:1453 Modules linked in: CPU: 0 PID: 4037 Comm: kworker/0:4 Not tainted 5.15.160-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: events hci_cmd_timeout pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 lr : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 sp : ffff80001ca27a40 x29: ffff80001ca27a80 x28: ffff0001b47fc140 x27: 0000000000000008 x26: ffff0000c8b07800 x25: dfff800000000000 x24: ffff0000c8b079c0 x23: 1fffe00019160f38 x22: ffff0000c22eb688 x21: 1fffe0001845d6d1 x20: 00000000000b0012 x19: ffff0000cc62cb30 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082eb9fc x15: 00000000ffffffff x14: ffff0000c22eb680 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c22eb680 x8 : ffff800008205ee8 x7 : 0000000000000000 x6 : 0000000000000001 x5 : ffff80001ca27178 x4 : 0000000000000000 x3 : ffff800008204f10 x2 : ffff0000cc62cb30 x1 : 0000000000200000 x0 : 0000000000000000 Call trace: __queue_work+0xee4/0x114c kernel/workqueue.c:1453 queue_work_on+0xc4/0x17c kernel/workqueue.c:1559 queue_work include/linux/workqueue.h:512 [inline] hci_cmd_timeout+0x1d0/0x204 net/bluetooth/hci_core.c:2788 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62068 hardirqs last enabled at (62067): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (62068): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (62042): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (62024): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace a8f45d3eefa11a1f ]--- Bluetooth: hci4: command 0x040f tx timeout Bluetooth: hci2: command 0x040f tx timeout Bluetooth: hci3: command 0x040f tx timeout