[  107.461357] br0: port 1(dummy0) entered blocking state
[  107.461439] br0: port 1(dummy0) entered disabled state
[  107.461507] dummy0: entered allmulticast mode
[  107.461590] dummy0: entered promiscuous mode
[  107.464906] br0: port 1(dummy0) entered blocking state
[  107.464938] br0: port 1(dummy0) entered forwarding state
[  107.720172] dummy0: left allmulticast mode
[  107.720214] dummy0: left promiscuous mode
[  107.720294] br0: port 1(dummy0) entered disabled state