[ 2095.312490][T18904] br0: port 1(dummy0) entered blocking state
[ 2095.312742][T18904] br0: port 1(dummy0) entered disabled state
[ 2095.312970][T18904] dummy0: entered allmulticast mode
[ 2095.314136][T18904] dummy0: entered promiscuous mode
[ 2095.346544][T18905] br0: port 1(dummy0) entered blocking state
[ 2095.346885][T18905] br0: port 1(dummy0) entered forwarding state
[ 2097.168482][   T70] dummy0: left allmulticast mode
[ 2097.168696][   T70] dummy0: left promiscuous mode
[ 2097.168983][   T70] br0: port 1(dummy0) entered disabled state