[ 2113.812076][T29800] br0: port 1(dummy0) entered blocking state
[ 2113.812287][T29800] br0: port 1(dummy0) entered disabled state
[ 2113.812479][T29800] dummy0: entered allmulticast mode
[ 2113.813515][T29800] dummy0: entered promiscuous mode
[ 2113.842663][T29801] br0: port 1(dummy0) entered blocking state
[ 2113.842953][T29801] br0: port 1(dummy0) entered forwarding state
[ 2115.622309][   T68] dummy0: left allmulticast mode
[ 2115.622600][   T68] dummy0: left promiscuous mode
[ 2115.622823][   T68] br0: port 1(dummy0) entered disabled state