[  107.304484] br0: port 1(dummy0) entered blocking state
[  107.304571] br0: port 1(dummy0) entered disabled state
[  107.304649] dummy0: entered allmulticast mode
[  107.304739] dummy0: entered promiscuous mode
[  107.307728] br0: port 1(dummy0) entered blocking state
[  107.307764] br0: port 1(dummy0) entered forwarding state
[  107.514000] dummy0: left allmulticast mode
[  107.514034] dummy0: left promiscuous mode
[  107.514072] br0: port 1(dummy0) entered disabled state