INFO: task syz-executor:5787 blocked for more than 143 seconds.
      Not tainted syzkaller #0
task:syz-executor    state:D
 stack:23800 pid:5787  tgid:5787  ppid:1      task_flags:0x40054c flags:0x00080003
 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
 get_signal+0x20ff/0x2210 kernel/signal.c:3037
 arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x706/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RSP: 002b:00007ffd6f870718 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: fffffffffffffe00 RBX: 0000555588aa8500 RCX: 00007fd11235d68e
RDX: 0000000000000030 RSI: 00007ffd6f870810 RDI: 00000000000000f9

Showing all locks held in the system:
1 lock held by rcu_exp_gp_kthr/18:
 (
1 lock held by khungtaskd/30: