[  716.725470][T18310] br1: port 1(veth1) entered blocking state
[  716.725705][T18310] br1: port 1(veth1) entered disabled state
[  716.725909][T18310] veth1: entered allmulticast mode
[  716.727385][T18310] veth1: entered promiscuous mode
[  716.755382][ T7751] br1: port 1(veth1) entered blocking state
[  716.755592][ T7751] br1: port 1(veth1) entered forwarding state
[  731.257418][T18447] br1: port 1(veth1) entered disabled state
[  731.281732][T18448] veth1: left allmulticast mode
[  731.281942][T18448] veth1: left promiscuous mode
[  731.282234][T18448] br1: port 1(veth1) entered disabled state