[ 1865.743045] br0: port 1(dummy0) entered blocking state
[ 1865.743121] br0: port 1(dummy0) entered disabled state
[ 1865.743176] dummy0: entered allmulticast mode
[ 1865.743246] dummy0: entered promiscuous mode
[ 1865.747678] br0: port 1(dummy0) entered blocking state
[ 1865.747722] br0: port 1(dummy0) entered forwarding state
[ 1866.055580] dummy0: left allmulticast mode
[ 1866.055635] dummy0: left promiscuous mode
[ 1866.055669] br0: port 1(dummy0) entered disabled state