[ 2122.809944][T29360] br0: port 1(dummy0) entered blocking state
[ 2122.810150][T29360] br0: port 1(dummy0) entered disabled state
[ 2122.810321][T29360] dummy0: entered allmulticast mode
[ 2122.811360][T29360] dummy0: entered promiscuous mode
[ 2122.839378][T29361] br0: port 1(dummy0) entered blocking state
[ 2122.839683][T29361] br0: port 1(dummy0) entered forwarding state
[ 2124.902501][   T68] dummy0: left allmulticast mode
[ 2124.904801][   T68] dummy0: left promiscuous mode
[ 2124.905034][   T68] br0: port 1(dummy0) entered disabled state