INFO: task kworker/u4:4:257 blocked for more than 143 seconds.
      Tainted: G             L     6.4.0-rc3-next-20230525 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:4    state:D stack:25424 pid:257   ppid:2      flags:0x00004000
Workqueue: events_unbound io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0x9a9/0x2b10
 schedule+0xdb/0x1a0
 schedule_timeout+0x3b0/0x400
 __wait_for_common+0x1d3/0x550
 io_ring_exit_work+0x49b/0x1360
 process_one_work+0xabf/0x1770
 worker_thread+0x64f/0x12a0
 kthread+0x33f/0x440
 ret_from_fork+0x2c/0x50
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
 #0: ffffffff8560a7b0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd30
1 lock held by khungtaskd/25:
 #0: ffffffff8560b380 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340
1 lock held by in:imklog/170:
 #0: ffff888016510868 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xeb/0x110
2 locks held by kworker/u4:4/257:
 #0: ffff888008471138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x99d/0x1770
 #1: ffff88801878fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x9d0/0x1770

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