[ 2118.674112][T23228] br0: port 1(dummy0) entered blocking state
[ 2118.674427][T23228] br0: port 1(dummy0) entered disabled state
[ 2118.674714][T23228] dummy0: entered allmulticast mode
[ 2118.675827][T23228] dummy0: entered promiscuous mode
[ 2118.705056][T23229] br0: port 1(dummy0) entered blocking state
[ 2118.705648][T23229] br0: port 1(dummy0) entered forwarding state
[ 2121.183625][   T70] dummy0: left allmulticast mode
[ 2121.184039][   T70] dummy0: left promiscuous mode
[ 2121.185903][   T70] br0: port 1(dummy0) entered disabled state