[  183.960537] br0: port 1(dummy0) entered blocking state
[  183.960608] br0: port 1(dummy0) entered disabled state
[  183.960678] dummy0: entered allmulticast mode
[  183.960760] dummy0: entered promiscuous mode
[  183.963606] br0: port 1(dummy0) entered blocking state
[  183.963639] br0: port 1(dummy0) entered forwarding state
[  184.160854] dummy0: left allmulticast mode
[  184.160947] dummy0: left promiscuous mode
[  184.161039] br0: port 1(dummy0) entered disabled state