[ 2075.782838][T28205] br0: port 1(dummy0) entered blocking state
[ 2075.783533][T28205] br0: port 1(dummy0) entered disabled state
[ 2075.783700][T28205] dummy0: entered allmulticast mode
[ 2075.784590][T28205] dummy0: entered promiscuous mode
[ 2075.814049][T28206] br0: port 1(dummy0) entered blocking state
[ 2075.814235][T28206] br0: port 1(dummy0) entered forwarding state
[ 2077.807641][   T12] dummy0: left allmulticast mode
[ 2077.808618][   T12] dummy0: left promiscuous mode
[ 2077.808960][   T12] br0: port 1(dummy0) entered disabled state