[ 1765.379064] br0: port 1(dummy0) entered blocking state
[ 1765.379108] br0: port 1(dummy0) entered disabled state
[ 1765.379145] dummy0: entered allmulticast mode
[ 1765.379196] dummy0: entered promiscuous mode
[ 1765.382054] br0: port 1(dummy0) entered blocking state
[ 1765.382104] br0: port 1(dummy0) entered forwarding state
[ 1765.582121] dummy0: left allmulticast mode
[ 1765.582152] dummy0: left promiscuous mode
[ 1765.582181] br0: port 1(dummy0) entered disabled state