IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P6642 } 4 jiffies s: 27425 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):