[ 2588.140874] br0: port 1(dummy0) entered blocking state [ 2588.141537] br0: port 1(dummy0) entered disabled state [ 2588.143853] device dummy0 entered promiscuous mode [ 2588.209887] br0: port 1(dummy0) entered blocking state [ 2588.210566] br0: port 1(dummy0) entered forwarding state [ 2588.460145] br0: port 1(dummy0) entered disabled state [ 2588.573800] device dummy0 left promiscuous mode [ 2588.574444] br0: port 1(dummy0) entered disabled state