[ 1765.843034] br0: port 1(dummy0) entered blocking state
[ 1765.843077] br0: port 1(dummy0) entered disabled state
[ 1765.843119] dummy0: entered allmulticast mode
[ 1765.843171] dummy0: entered promiscuous mode
[ 1765.846002] br0: port 1(dummy0) entered blocking state
[ 1765.846064] br0: port 1(dummy0) entered forwarding state
[ 1766.040877] dummy0: left allmulticast mode
[ 1766.040906] dummy0: left promiscuous mode
[ 1766.040940] br0: port 1(dummy0) entered disabled state