[ 2126.713847][ T2762] br0: port 1(dummy0) entered blocking state
[ 2126.714101][ T2762] br0: port 1(dummy0) entered disabled state
[ 2126.714335][ T2762] dummy0: entered allmulticast mode
[ 2126.715638][ T2762] dummy0: entered promiscuous mode
[ 2126.735451][ T2763] br0: port 1(dummy0) entered blocking state
[ 2126.735780][ T2763] br0: port 1(dummy0) entered forwarding state
[ 2128.796321][   T12] dummy0: left allmulticast mode
[ 2128.796608][   T12] dummy0: left promiscuous mode
[ 2128.796834][   T12] br0: port 1(dummy0) entered disabled state