Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
INFO: task kworker/u5:6:320 blocked for more than 143 seconds.
      Not tainted 5.19.0-rc1-next-20220609 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u5:6    state:D stack:27584 pid:  320 ppid:     2 flags:0x00004000
Workqueue: hci2 hci_power_on
Call Trace:
 <TASK>
 __schedule+0x893/0x2470
 schedule+0xd2/0x1f0
 schedule_timeout+0x1c5/0x280
 __wait_for_common+0x36f/0x4b0
 __flush_work+0x53f/0xae0
 __cancel_work_timer+0x398/0x4d0
 hci_dev_close_sync+0x82/0xf20
 hci_power_on+0x1d2/0x630
 process_one_work+0xa1c/0x16a0
 worker_thread+0x637/0x1250
 kthread+0x2f2/0x3b0
 ret_from_fork+0x22/0x30
 </TASK>
INFO: task syz-executor.1:5194 blocked for more than 143 seconds.
      Not tainted 5.19.0-rc1-next-20220609 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:28040 pid: 5194 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 __schedule+0x893/0x2470
 schedule+0xd2/0x1f0
 schedule_timeout+0x1c5/0x280
 __wait_for_common+0x36f/0x4b0
 __flush_workqueue+0x360/0x1110
 hci_dev_open+0x180/0x360
 hci_sock_ioctl+0x2f1/0x910
 sock_do_ioctl+0xd2/0x230
 sock_ioctl+0x41c/0x670
 __x64_sys_ioctl+0x196/0x210
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f437fc088d7
RSP: 002b:00007ffca38735c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ffca3873c88 RCX: 00007f437fc088d7
RDX: 0000000000000002 RSI: 00000000400448c9 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007f437d97f700 R09: 00007f437d97f700
R10: 00007f437d97f9d0 R11: 0000000000000246 R12: 00007f437fd1cbf0
R13: 00007ffca3873720 R14: 0000000000000000 R15: 00000000000000f8
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/11:
 #0: ffffffff85203cb0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc10
1 lock held by khungtaskd/26:
 #0: ffffffff85204780 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
1 lock held by in:imklog/191:
 #0: ffff888008579c68 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe3/0x100
3 locks held by kworker/u5:6/320:
 #0: ffff88801b0a7938 ((wq_completion)hci2){+.+.}-{0:0}, at: process_one_work+0x915/0x16a0
 #1: ffff888017737db0 ((work_completion)(&hdev->power_on)){+.+.}-{0:0}, at: process_one_work+0x949/0x16a0
 #2: ffff888040905048 (&hdev->req_lock){+.+.}-{3:3}, at: hci_power_on+0x1ca/0x630

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