[ 2094.171714][T18567] br0: port 1(dummy0) entered blocking state
[ 2094.171968][T18567] br0: port 1(dummy0) entered disabled state
[ 2094.172191][T18567] dummy0: entered allmulticast mode
[ 2094.173249][T18567] dummy0: entered promiscuous mode
[ 2094.212338][T18568] br0: port 1(dummy0) entered blocking state
[ 2094.212602][T18568] br0: port 1(dummy0) entered forwarding state
[ 2096.694081][   T69] dummy0: left allmulticast mode
[ 2096.694391][   T69] dummy0: left promiscuous mode
[ 2096.695115][   T69] br0: port 1(dummy0) entered disabled state