[ 2341.460224][T27041] br0: port 1(dummy0) entered blocking state
[ 2341.460546][T27041] br0: port 1(dummy0) entered disabled state
[ 2341.460841][T27041] dummy0: entered allmulticast mode
[ 2341.461891][T27041] dummy0: entered promiscuous mode
[ 2341.494799][T27042] br0: port 1(dummy0) entered blocking state
[ 2341.495162][T27042] br0: port 1(dummy0) entered forwarding state
[ 2343.973439][   T12] dummy0: left allmulticast mode
[ 2343.973731][   T12] dummy0: left promiscuous mode
[ 2343.974074][   T12] br0: port 1(dummy0) entered disabled state