[ 2259.239387][T11009] br0: port 1(dummy0) entered blocking state
[ 2259.239697][T11009] br0: port 1(dummy0) entered disabled state
[ 2259.239972][T11009] dummy0: entered allmulticast mode
[ 2259.240945][T11009] dummy0: entered promiscuous mode
[ 2259.268707][T11010] br0: port 1(dummy0) entered blocking state
[ 2259.269638][T11010] br0: port 1(dummy0) entered forwarding state
[ 2261.849397][   T64] dummy0: left allmulticast mode
[ 2261.850617][   T64] dummy0: left promiscuous mode
[ 2261.851004][   T64] br0: port 1(dummy0) entered disabled state