[ 359.749965] br0: port 1(dummy0) entered disabled state [ 359.866100] br0: port 1(dummy0) entered listening state [ 361.102966] br0: port 1(dummy0) entered learning state [ 361.207305] br0: port 1(dummy0) entered forwarding state [ 361.318907] br0: port 1(dummy0) entered forwarding state [ 376.641102] br0: port 1(dummy0) entered disabled state [ 376.718514] br0: port 1(dummy0) entered blocking state [ 376.722872] br0: port 1(dummy0) entered listening state [ 397.153866] br0: port 1(dummy0) entered learning state [ 417.633564] br0: port 1(dummy0) entered forwarding state [ 417.634805] br0: topology change detected, propagating [ 437.255227] br0: port 1(dummy0) entered disabled state [ 437.329998] device dummy0 left promiscuous mode [ 437.330592] br0: port 1(dummy0) entered disabled state