INFO: task syz-executor.1:3662 blocked for more than 430 seconds.
      Not tainted 5.12.0-rc2-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:    0 pid: 3662 ppid:  3216 flags:0x00000004
Call Trace:
[<ffffffe002a8ec18>] context_switch kernel/sched/core.c:4324 [inline]
[<ffffffe002a8ec18>] __schedule+0x47c/0xe8c kernel/sched/core.c:5075
[<ffffffe002a8f68c>] schedule+0x64/0x166 kernel/sched/core.c:5154
[<ffffffe002a94f04>] schedule_timeout+0x124/0x15a kernel/time/timer.c:1868
[<ffffffe002a90704>] do_wait_for_common kernel/sched/completion.c:85 [inline]
[<ffffffe002a90704>] __wait_for_common+0xd8/0x1a4 kernel/sched/completion.c:106
[<ffffffe002a907ea>] wait_for_common kernel/sched/completion.c:117 [inline]
[<ffffffe002a907ea>] wait_for_completion+0x1a/0x22 kernel/sched/completion.c:138
[<ffffffe0004ca246>] io_sq_thread_finish+0x76/0x40c fs/io_uring.c:7127
[<ffffffe0004d87ea>] io_sq_offload_create fs/io_uring.c:7928 [inline]
[<ffffffe0004d87ea>] io_uring_create fs/io_uring.c:9401 [inline]
[<ffffffe0004d87ea>] io_uring_setup+0x1500/0x1c74 fs/io_uring.c:9484
[<ffffffe0004e5c22>] __do_sys_io_uring_setup fs/io_uring.c:9490 [inline]
[<ffffffe0004e5c22>] sys_io_uring_setup+0x22/0x2e fs/io_uring.c:9487
[<ffffffe000005572>] ret_from_syscall+0x0/0x2

Showing all locks held in the system:
1 lock held by khungtaskd/897:
 #0: ffffffe00432b268 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x32/0x1fa kernel/locking/lockdep.c:6329
2 locks held by klogd/2852:
2 locks held by getty/3026:
 #0: ffffffe00c97c098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x48 drivers/tty/tty_ldsem.c:340
 #1: ffffffd010a8b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x9ac/0xb08 drivers/tty/n_tty.c:2178

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