[ 2082.810692][T20099] br0: port 1(dummy0) entered blocking state
[ 2082.810924][T20099] br0: port 1(dummy0) entered disabled state
[ 2082.811139][T20099] dummy0: entered allmulticast mode
[ 2082.812762][T20099] dummy0: entered promiscuous mode
[ 2082.840973][T20100] br0: port 1(dummy0) entered blocking state
[ 2082.841240][T20100] br0: port 1(dummy0) entered forwarding state
[ 2084.863027][   T68] dummy0: left allmulticast mode
[ 2084.863363][   T68] dummy0: left promiscuous mode
[ 2084.863692][   T68] br0: port 1(dummy0) entered disabled state