[ 2093.891431] br0: port 1(dummy0) entered blocking state
[ 2093.891476] br0: port 1(dummy0) entered disabled state
[ 2093.891509] dummy0: entered allmulticast mode
[ 2093.891560] dummy0: entered promiscuous mode
[ 2093.895166] br0: port 1(dummy0) entered blocking state
[ 2093.895198] br0: port 1(dummy0) entered forwarding state
[ 2094.146642] dummy0: left allmulticast mode
[ 2094.146678] dummy0: left promiscuous mode
[ 2094.146711] br0: port 1(dummy0) entered disabled state