INFO: task kworker/0:8:5844 blocked for more than 159 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:8     state:D stack:24616 pid:5844  tgid:5844  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: events xfrm_state_gc_task
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x17dd/0x5830 kernel/sched/core.c:7382
 __schedule_loop kernel/sched/core.c:7459 [inline]
 schedule+0x164/0x2b0 kernel/sched/core.c:7474
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7531
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0x7c4/0x15a0 kernel/locking/mutex.c:821
 exp_funnel_lock kernel/rcu/tree_exp.h:343 [inline]
 synchronize_rcu_expedited+0x388/0x760 kernel/rcu/tree_exp.h:966
 xfrm_state_gc_task+0xdc/0x870 net/xfrm/xfrm_state.c:634