[ 2054.913055] br0: port 1(dummy0) entered blocking state
[ 2054.913130] br0: port 1(dummy0) entered disabled state
[ 2054.913199] dummy0: entered allmulticast mode
[ 2054.913291] dummy0: entered promiscuous mode
[ 2054.916618] br0: port 1(dummy0) entered blocking state
[ 2054.916655] br0: port 1(dummy0) entered forwarding state
[ 2055.140786] dummy0: left allmulticast mode
[ 2055.140825] dummy0: left promiscuous mode
[ 2055.140856] br0: port 1(dummy0) entered disabled state