systemd[1]: systemd-journald.service: Unit entered failed state.
systemd[1]: systemd-journald.service: Failed with result 'watchdog'.
ieee802154 phy0 wpan0: encryption failed: -22
ieee802154 phy1 wpan1: encryption failed: -22
INFO: task kworker/0:4:9371 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kworker/0:4     D25160  9371      2 0x80000000
Workqueue: events linkwatch_event