[ 2173.069901][T24223] br0: port 1(dummy0) entered blocking state
[ 2173.070136][T24223] br0: port 1(dummy0) entered disabled state
[ 2173.070471][T24223] dummy0: entered allmulticast mode
[ 2173.071409][T24223] dummy0: entered promiscuous mode
[ 2173.095028][T24224] br0: port 1(dummy0) entered blocking state
[ 2173.095206][T24224] br0: port 1(dummy0) entered forwarding state
[ 2175.142597][   T69] dummy0: left allmulticast mode
[ 2175.142781][   T69] dummy0: left promiscuous mode
[ 2175.143001][   T69] br0: port 1(dummy0) entered disabled state