[ 2283.712547][T19243] br0: port 1(dummy0) entered blocking state
[ 2283.712772][T19243] br0: port 1(dummy0) entered disabled state
[ 2283.712984][T19243] dummy0: entered allmulticast mode
[ 2283.713922][T19243] dummy0: entered promiscuous mode
[ 2283.737208][T19244] br0: port 1(dummy0) entered blocking state
[ 2283.737397][T19244] br0: port 1(dummy0) entered forwarding state
[ 2285.890192][   T67] dummy0: left allmulticast mode
[ 2285.890393][   T67] dummy0: left promiscuous mode
[ 2285.890623][   T67] br0: port 1(dummy0) entered disabled state