[ 2150.973338][T10885] br0: port 1(dummy0) entered blocking state
[ 2150.973551][T10885] br0: port 1(dummy0) entered disabled state
[ 2150.973721][T10885] dummy0: entered allmulticast mode
[ 2150.974735][T10885] dummy0: entered promiscuous mode
[ 2150.995610][T10886] br0: port 1(dummy0) entered blocking state
[ 2150.995882][T10886] br0: port 1(dummy0) entered forwarding state
[ 2153.041648][   T69] dummy0: left allmulticast mode
[ 2153.041951][   T69] dummy0: left promiscuous mode
[ 2153.042177][   T69] br0: port 1(dummy0) entered disabled state