[ 1041.842982][T17770] br0: port 1(dummy0) entered blocking state
[ 1041.843186][T17770] br0: port 1(dummy0) entered disabled state
[ 1041.843345][T17770] dummy0: entered allmulticast mode
[ 1041.844203][T17770] dummy0: entered promiscuous mode
[ 1041.873363][T17771] br0: port 1(dummy0) entered blocking state
[ 1041.873654][T17771] br0: port 1(dummy0) entered forwarding state
[ 1043.766943][   T68] dummy0: left allmulticast mode
[ 1043.767612][   T68] dummy0: left promiscuous mode
[ 1043.767877][   T68] br0: port 1(dummy0) entered disabled state