[ 2225.092464][ T6117] br0: port 1(dummy0) entered blocking state
[ 2225.092654][ T6117] br0: port 1(dummy0) entered disabled state
[ 2225.092821][ T6117] dummy0: entered allmulticast mode
[ 2225.093682][ T6117] dummy0: entered promiscuous mode
[ 2225.120851][ T6118] br0: port 1(dummy0) entered blocking state
[ 2225.121059][ T6118] br0: port 1(dummy0) entered forwarding state
[ 2226.981533][   T67] dummy0: left allmulticast mode
[ 2226.981738][   T67] dummy0: left promiscuous mode
[ 2226.981964][   T67] br0: port 1(dummy0) entered disabled state