[ 1506.295085][ T9920] br1: port 1(veth1) entered blocking state
[ 1506.295385][ T9920] br1: port 1(veth1) entered disabled state
[ 1506.295637][ T9920] veth1: entered allmulticast mode
[ 1506.297507][ T9920] veth1: entered promiscuous mode
[ 1506.443831][ T8880] br1: port 1(veth1) entered blocking state
[ 1506.444073][ T8880] br1: port 1(veth1) entered forwarding state
[ 1521.998792][ T9979] br1: port 1(veth1) entered disabled state
[ 1522.187096][ T9980] veth1: left allmulticast mode
[ 1522.188220][ T9980] veth1: left promiscuous mode
[ 1522.188589][ T9980] br1: port 1(veth1) entered disabled state