[ 2127.627811][T15347] br0: port 1(dummy0) entered blocking state
[ 2127.627998][T15347] br0: port 1(dummy0) entered disabled state
[ 2127.628160][T15347] dummy0: entered allmulticast mode
[ 2127.629693][T15347] dummy0: entered promiscuous mode
[ 2127.654238][T15348] br0: port 1(dummy0) entered blocking state
[ 2127.654692][T15348] br0: port 1(dummy0) entered forwarding state
[ 2130.048345][   T69] dummy0: left allmulticast mode
[ 2130.050313][   T69] dummy0: left promiscuous mode
[ 2130.050557][   T69] br0: port 1(dummy0) entered disabled state