[ 1989.208423][T19117] br0: port 1(dummy0) entered blocking state
[ 1989.208614][T19117] br0: port 1(dummy0) entered disabled state
[ 1989.208773][T19117] dummy0: entered allmulticast mode
[ 1989.209656][T19117] dummy0: entered promiscuous mode
[ 1989.236999][T19118] br0: port 1(dummy0) entered blocking state
[ 1989.237445][T19118] br0: port 1(dummy0) entered forwarding state
[ 1991.214407][   T69] dummy0: left allmulticast mode
[ 1991.215487][   T69] dummy0: left promiscuous mode
[ 1991.215745][   T69] br0: port 1(dummy0) entered disabled state