[ 1765.427669] br0: port 1(dummy0) entered blocking state
[ 1765.427735] br0: port 1(dummy0) entered disabled state
[ 1765.427773] dummy0: entered allmulticast mode
[ 1765.427833] dummy0: entered promiscuous mode
[ 1765.430996] br0: port 1(dummy0) entered blocking state
[ 1765.431075] br0: port 1(dummy0) entered forwarding state
[ 1765.623196] dummy0: left allmulticast mode
[ 1765.623263] dummy0: left promiscuous mode
[ 1765.623298] br0: port 1(dummy0) entered disabled state