FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
loop6: detected capacity change from 0 to 264192
FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
INFO: task kworker/u4:1:26 blocked for more than 143 seconds.
      Not tainted 6.0.0-rc1-next-20220816 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:1    state:D stack:24344 pid:26    ppid:2      flags:0x00004000
Workqueue: events_unbound io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0x88d/0x2490
 schedule+0xda/0x1b0
 schedule_timeout+0x3ad/0x480
 __wait_for_common+0x1c3/0x4c0
 io_ring_exit_work+0x4aa/0xc2d
 process_one_work+0xa0f/0x1690
 worker_thread+0x637/0x1260
 kthread+0x2ed/0x3a0
 ret_from_fork+0x22/0x30
 </TASK>

Showing all threads with locks held in the system:
task:rcu_tasks_kthre state:I stack:29384 pid:11    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 __schedule+0x88d/0x2490
 schedule+0xda/0x1b0
 rcu_tasks_one_gp+0x3db/0xc10
 rcu_tasks_kthread+0x80/0xa0
 kthread+0x2ed/0x3a0
 ret_from_fork+0x22/0x30
 </TASK>
1 lock held by rcu_tasks_kthre/11:
 #0: ffffffff85404990 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc10
task:kworker/u4:1    state:D stack:24344 pid:26    ppid:2      flags:0x00004000
Workqueue: events_unbound io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0x88d/0x2490
 schedule+0xda/0x1b0
 schedule_timeout+0x3ad/0x480
 __wait_for_common+0x1c3/0x4c0
 io_ring_exit_work+0x4aa/0xc2d
 process_one_work+0xa0f/0x1690
 worker_thread+0x637/0x1260
 kthread+0x2ed/0x3a0
 ret_from_fork+0x22/0x30
 </TASK>
2 locks held by kworker/u4:1/26:
 #0: ffff888007c61138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x90d/0x1690
 #1: ffff88800903fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x941/0x1690
task:in:imklog       state:R  running task     stack:28136 pid:188   ppid:1      flags:0x00000000
Call Trace:
 <TASK>
 __schedule+0x88d/0x2490
 schedule+0xda/0x1b0
 </TASK>
1 lock held by in:imklog/188:

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