[ 1283.633252][ T7516] br1: port 1(veth1) entered blocking state
[ 1283.633600][ T7516] br1: port 1(veth1) entered disabled state
[ 1283.633898][ T7516] veth1: entered allmulticast mode
[ 1283.635855][ T7516] veth1: entered promiscuous mode
[ 1283.714867][  T256] br1: port 1(veth1) entered blocking state
[ 1283.715168][  T256] br1: port 1(veth1) entered forwarding state
[ 1297.002040][ T7615] br1: port 1(veth1) entered disabled state
[ 1297.083202][ T7616] veth1: left allmulticast mode
[ 1297.083925][ T7616] veth1: left promiscuous mode
[ 1297.084306][ T7616] br1: port 1(veth1) entered disabled state