[ 2088.526263][T13717] br0: port 1(dummy0) entered blocking state
[ 2088.526504][T13717] br0: port 1(dummy0) entered disabled state
[ 2088.526734][T13717] dummy0: entered allmulticast mode
[ 2088.527845][T13717] dummy0: entered promiscuous mode
[ 2088.549813][T13718] br0: port 1(dummy0) entered blocking state
[ 2088.550087][T13718] br0: port 1(dummy0) entered forwarding state
[ 2090.540830][   T12] dummy0: left allmulticast mode
[ 2090.541113][   T12] dummy0: left promiscuous mode
[ 2090.541322][   T12] br0: port 1(dummy0) entered disabled state