[ 2143.283603][T27176] br0: port 1(dummy0) entered blocking state
[ 2143.283951][T27176] br0: port 1(dummy0) entered disabled state
[ 2143.284116][T27176] dummy0: entered allmulticast mode
[ 2143.284993][T27176] dummy0: entered promiscuous mode
[ 2143.310032][T27177] br0: port 1(dummy0) entered blocking state
[ 2143.310252][T27177] br0: port 1(dummy0) entered forwarding state
[ 2145.339023][   T67] dummy0: left allmulticast mode
[ 2145.340090][   T67] dummy0: left promiscuous mode
[ 2145.340334][   T67] br0: port 1(dummy0) entered disabled state