[  120.179095] br0: port 1(dummy0) entered blocking state
[  120.179176] br0: port 1(dummy0) entered disabled state
[  120.179241] dummy0: entered allmulticast mode
[  120.179326] dummy0: entered promiscuous mode
[  120.182187] br0: port 1(dummy0) entered blocking state
[  120.182252] br0: port 1(dummy0) entered forwarding state
[  120.376733] dummy0: left allmulticast mode
[  120.376777] dummy0: left promiscuous mode
[  120.376810] br0: port 1(dummy0) entered disabled state