INFO: task syz.0.10737:30600 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.10737     state:D stack:23576 pid:30600 tgid:30599 ppid:5609   task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x17b4/0x5680
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 __mutex_lock+0x7f7/0x1550
 unregister_netdevice_notifier_net+0x87/0x2e0
 nsim_dev_hwstats_exit+0x7a/0x2d0
 nsim_dev_reload_destroy+0x2af/0x490
 nsim_dev_reload_down+0x8a/0xc0
 devlink_reload+0x1eb/0x8c0
