[  105.296511] br0: port 1(dummy0) entered blocking state
[  105.296572] br0: port 1(dummy0) entered disabled state
[  105.296608] dummy0: entered allmulticast mode
[  105.296666] dummy0: entered promiscuous mode
[  105.299591] br0: port 1(dummy0) entered blocking state
[  105.299644] br0: port 1(dummy0) entered forwarding state
[  105.490773] dummy0: left allmulticast mode
[  105.490824] dummy0: left promiscuous mode
[  105.490857] br0: port 1(dummy0) entered disabled state