Bluetooth: hci6: command 0x0406 tx timeout
Bluetooth: hci3: command 0x0406 tx timeout
Bluetooth: hci5: command 0x0406 tx timeout
Bluetooth: hci2: command 0x0406 tx timeout
Bluetooth: hci7: command 0x0406 tx timeout
INFO: task kworker/u9:0:25 blocked for more than 143 seconds.
      Tainted: G        W           6.17.0-rc3-next-20250829 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u9:0    state:D stack:25024 pid:25    tgid:25    ppid:2      task_flags:0x4208060 flags:0x00004000
Workqueue: iou_exit io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0xe7e/0x3590
 schedule+0xdb/0x390
 schedule_preempt_disabled+0x10/0x20
 __mutex_lock+0x813/0x1020
 io_sq_thread_park+0x44/0x160
 io_sq_thread_finish+0x64/0x290
 io_ring_exit_work+0x7b6/0xf60
 process_one_work+0x8e1/0x19c0
 worker_thread+0x67e/0xe90
 kthread+0x3c8/0x740
 ret_from_fork+0x34b/0x430
 ret_from_fork_asm+0x1a/0x30
 </TASK>
INFO: task kworker/u9:0:25 is blocked on a mutex likely owned by task iou-sqp-3913:3915.
task:iou-sqp-3913    state:R  running task     stack:29664 pid:3915  tgid:3908  ppid:284    task_flags:0x404450 flags:0x00004000
Call Trace:
 <TASK>
 </TASK>

Showing all locks held in the system:
3 locks held by kworker/u9:0/25:
 #0: ffff88800b306148 ((wq_completion)iou_exit){+.+.}-{0:0}, at: process_one_work+0x1240/0x19c0
 #1: ffff88800976fd30 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x857/0x19c0
 #2: ffff8880179af470 (&sqd->lock){+.+.}-{4:4}, at: io_sq_thread_park+0x44/0x160
1 lock held by khungtaskd/32:
 #0: ffffffff85c1c760 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0
1 lock held by in:imklog/175:
1 lock held by iou-sqp-3913/3915:

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