[ 1295.755669][ T7211] br1: port 1(veth1) entered blocking state
[ 1295.755962][ T7211] br1: port 1(veth1) entered disabled state
[ 1295.756250][ T7211] veth1: entered allmulticast mode
[ 1295.758179][ T7211] veth1: entered promiscuous mode
[ 1295.830133][  T252] br1: port 1(veth1) entered blocking state
[ 1295.830524][  T252] br1: port 1(veth1) entered forwarding state
[ 1309.405406][ T7310] br1: port 1(veth1) entered disabled state
[ 1309.503900][ T7311] veth1: left allmulticast mode
[ 1309.504140][ T7311] veth1: left promiscuous mode
[ 1309.504472][ T7311] br1: port 1(veth1) entered disabled state