[ 1301.338526][ T9708] br1: port 1(veth1) entered blocking state
[ 1301.338791][ T9708] br1: port 1(veth1) entered disabled state
[ 1301.339040][ T9708] veth1: entered allmulticast mode
[ 1301.342166][ T9708] veth1: entered promiscuous mode
[ 1301.485122][   T51] br1: port 1(veth1) entered blocking state
[ 1301.485530][   T51] br1: port 1(veth1) entered forwarding state
[ 1320.548170][ T9783] br1: port 1(veth1) entered disabled state
[ 1320.667359][ T9784] veth1: left allmulticast mode
[ 1320.667639][ T9784] veth1: left promiscuous mode
[ 1320.667951][ T9784] br1: port 1(veth1) entered disabled state