INFO: rcu_tasks detected stalls on tasks:
ffff88802a398000: .. nvcsw: 1408/1408 holdout: 1 idle_cpu: -1/1
task:kworker/u8:35   state:R  running task     stack:22456 pid:23521 tgid:23521 ppid:2      task_flags:0x4208060 flags:0x00080010
Workqueue: events_unbound macvlan_process_broadcast
Call Trace:
 <TASK>
 </TASK>