loop1: detected capacity change from 0 to 264192
FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
FAT-fs (loop1): error, invalid access to FAT (entry 0x00ffffff)
FAT-fs (loop1): Filesystem has been set read-only
INFO: task kworker/u4:1:31 blocked for more than 143 seconds.
      Not tainted 5.17.0-rc4-next-20220217 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:1    state:D stack:24416 pid:   31 ppid:     2 flags:0x00004000
Workqueue: events_unbound io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0x882/0x2190
 schedule+0xd2/0x1f0
 schedule_timeout+0x1c5/0x280
 __wait_for_common+0x2b2/0x360
 io_ring_exit_work+0x49b/0xbec
 process_one_work+0xa1c/0x16a0
 worker_thread+0x637/0x1250
 kthread+0x2f0/0x3a0
 ret_from_fork+0x22/0x30
 </TASK>
INFO: task kworker/u4:10:4166 blocked for more than 143 seconds.
      Not tainted 5.17.0-rc4-next-20220217 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:10   state:D stack:24808 pid: 4166 ppid:     2 flags:0x00004000
Workqueue: events_unbound io_ring_exit_work
Call Trace:
 <TASK>
 __schedule+0x882/0x2190
 schedule+0xd2/0x1f0
 schedule_timeout+0x1c5/0x280
 __wait_for_common+0x2b2/0x360
 io_ring_exit_work+0x49b/0xbec
 process_one_work+0xa1c/0x16a0
 worker_thread+0x637/0x1250
 kthread+0x2f0/0x3a0
 ret_from_fork+0x22/0x30
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/24:
 #0: ffffffff852014c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
2 locks held by kworker/u4:1/31:
 #0: ffff888007861138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x915/0x16a0
 #1: ffff88800988fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x949/0x16a0
1 lock held by in:imklog/187:
2 locks held by kworker/u4:10/4166:
 #0: ffff888007861138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x915/0x16a0
 #1: ffff88804293fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x949/0x16a0
1 lock held by syz-executor.7/11605:

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