[ 2129.447285][T15935] br0: port 1(dummy0) entered blocking state
[ 2129.447594][T15935] br0: port 1(dummy0) entered disabled state
[ 2129.448510][T15935] dummy0: entered allmulticast mode
[ 2129.449687][T15935] dummy0: entered promiscuous mode
[ 2129.476507][T15936] br0: port 1(dummy0) entered blocking state
[ 2129.476924][T15936] br0: port 1(dummy0) entered forwarding state
[ 2132.009241][   T67] dummy0: left allmulticast mode
[ 2132.010147][   T67] dummy0: left promiscuous mode
[ 2132.010479][   T67] br0: port 1(dummy0) entered disabled state