Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout INFO: task kworker/u4:3:48 blocked for more than 143 seconds. Not tainted 5.18.0-rc7-next-20220520 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:3 state:D stack:24800 pid: 48 ppid: 2 flags:0x00004000 Workqueue: events_unbound io_ring_exit_work Call Trace: __schedule+0x88d/0x2450 schedule+0xd2/0x1f0 schedule_timeout+0x1c5/0x280 __wait_for_common+0x36f/0x4b0 io_ring_exit_work+0x49b/0xef7 process_one_work+0xa1c/0x16a0 worker_thread+0x637/0x1250 kthread+0x2f2/0x3b0 ret_from_fork+0x22/0x30 INFO: task kworker/u4:4:288 blocked for more than 143 seconds. Not tainted 5.18.0-rc7-next-20220520 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:4 state:D stack:25152 pid: 288 ppid: 2 flags:0x00004000 Workqueue: events_unbound io_ring_exit_work Call Trace: __schedule+0x88d/0x2450 schedule+0xd2/0x1f0 schedule_timeout+0x1c5/0x280 __wait_for_common+0x36f/0x4b0 io_ring_exit_work+0x49b/0xef7 process_one_work+0xa1c/0x16a0 worker_thread+0x637/0x1250 kthread+0x2f2/0x3b0 ret_from_fork+0x22/0x30 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/11: #0: ffffffff85203e70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc10 1 lock held by khungtaskd/26: #0: ffffffff85204940 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 2 locks held by kworker/u4:3/48: #0: ffff888007861138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x915/0x16a0 #1: ffff88800889fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x949/0x16a0 1 lock held by in:imklog/191: 2 locks held by kworker/u4:4/288: #0: ffff888007861138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x915/0x16a0 #1: ffff88800dcdfdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x949/0x16a0 1 lock held by syz-executor.2/4219: =============================================