[ 1916.905267][T10654] br0: port 1(dummy0) entered blocking state
[ 1916.905472][T10654] br0: port 1(dummy0) entered disabled state
[ 1916.905646][T10654] dummy0: entered allmulticast mode
[ 1916.906645][T10654] dummy0: entered promiscuous mode
[ 1916.937546][T10655] br0: port 1(dummy0) entered blocking state
[ 1916.937807][T10655] br0: port 1(dummy0) entered forwarding state
[ 1918.843377][   T67] dummy0: left allmulticast mode
[ 1918.843686][   T67] dummy0: left promiscuous mode
[ 1918.843927][   T67] br0: port 1(dummy0) entered disabled state