[ 2106.787947][ T1077] br0: port 1(dummy0) entered blocking state
[ 2106.788139][ T1077] br0: port 1(dummy0) entered disabled state
[ 2106.788312][ T1077] dummy0: entered allmulticast mode
[ 2106.789186][ T1077] dummy0: entered promiscuous mode
[ 2106.814317][ T1078] br0: port 1(dummy0) entered blocking state
[ 2106.814492][ T1078] br0: port 1(dummy0) entered forwarding state
[ 2108.851856][   T69] dummy0: left allmulticast mode
[ 2108.854180][   T69] dummy0: left promiscuous mode
[ 2108.854863][   T69] br0: port 1(dummy0) entered disabled state