[  131.059224] br0: port 1(dummy0) entered blocking state
[  131.059296] br0: port 1(dummy0) entered disabled state
[  131.059373] dummy0: entered allmulticast mode
[  131.059474] dummy0: entered promiscuous mode
[  131.063247] br0: port 1(dummy0) entered blocking state
[  131.063278] br0: port 1(dummy0) entered forwarding state
[  131.349497] dummy0: left allmulticast mode
[  131.349554] dummy0: left promiscuous mode
[  131.349579] br0: port 1(dummy0) entered disabled state