[ 3617.898573] br0: port 1(dummy0) entered blocking state [ 3617.898589] br0: port 1(dummy0) entered disabled state [ 3617.898657] device dummy0 entered promiscuous mode [ 3618.182643] br0: port 1(dummy0) entered blocking state [ 3618.182659] br0: port 1(dummy0) entered forwarding state [ 3618.468690] br0: port 1(dummy0) entered disabled state [ 3618.590292] device dummy0 left promiscuous mode [ 3618.590337] br0: port 1(dummy0) entered disabled state