[ 2082.221517] br0: port 1(dummy0) entered blocking state
[ 2082.221595] br0: port 1(dummy0) entered disabled state
[ 2082.221663] dummy0: entered allmulticast mode
[ 2082.221747] dummy0: entered promiscuous mode
[ 2082.225266] br0: port 1(dummy0) entered blocking state
[ 2082.225298] br0: port 1(dummy0) entered forwarding state
[ 2082.490330] dummy0: left allmulticast mode
[ 2082.490367] dummy0: left promiscuous mode
[ 2082.490449] br0: port 1(dummy0) entered disabled state