[ 2286.222647][T14194] br0: port 1(dummy0) entered blocking state
[ 2286.222845][T14194] br0: port 1(dummy0) entered disabled state
[ 2286.223008][T14194] dummy0: entered allmulticast mode
[ 2286.223899][T14194] dummy0: entered promiscuous mode
[ 2286.267051][T14195] br0: port 1(dummy0) entered blocking state
[ 2286.267751][T14195] br0: port 1(dummy0) entered forwarding state
[ 2288.570456][   T67] dummy0: left allmulticast mode
[ 2288.570787][   T67] dummy0: left promiscuous mode
[ 2288.571058][   T67] br0: port 1(dummy0) entered disabled state