[ 1654.810784] br0: port 1(dummy0) entered blocking state
[ 1654.810843] br0: port 1(dummy0) entered disabled state
[ 1654.810916] dummy0: entered allmulticast mode
[ 1654.810980] dummy0: entered promiscuous mode
[ 1654.813742] br0: port 1(dummy0) entered blocking state
[ 1654.813829] br0: port 1(dummy0) entered forwarding state
[ 1655.007156] dummy0: left allmulticast mode
[ 1655.007262] dummy0: left promiscuous mode
[ 1655.007332] br0: port 1(dummy0) entered disabled state