[ 557.530243] br0: port 1(dummy0) entered blocking state [ 557.530261] br0: port 1(dummy0) entered disabled state [ 557.530340] device dummy0 entered promiscuous mode [ 557.601094] br0: port 1(dummy0) entered blocking state [ 557.601106] br0: port 1(dummy0) entered forwarding state [ 557.862895] br0: port 1(dummy0) entered disabled state [ 557.982613] device dummy0 left promiscuous mode [ 557.982650] br0: port 1(dummy0) entered disabled state