[ 1138.686151][ T7570] br1: port 1(veth1) entered blocking state
[ 1138.686598][ T7570] br1: port 1(veth1) entered disabled state
[ 1138.687459][ T7570] veth1: entered allmulticast mode
[ 1138.693206][ T7570] veth1: entered promiscuous mode
[ 1138.808107][  T252] br1: port 1(veth1) entered blocking state
[ 1138.808589][  T252] br1: port 1(veth1) entered forwarding state
[ 1172.554899][ T7749] br1: port 1(veth1) entered disabled state
[ 1172.667613][ T7750] veth1: left allmulticast mode
[ 1172.668008][ T7750] veth1: left promiscuous mode
[ 1172.668508][ T7750] br1: port 1(veth1) entered disabled state