[ 2308.629608][T24672] br0: port 1(dummy0) entered blocking state
[ 2308.629956][T24672] br0: port 1(dummy0) entered disabled state
[ 2308.630298][T24672] dummy0: entered allmulticast mode
[ 2308.631344][T24672] dummy0: entered promiscuous mode
[ 2308.666270][T24673] br0: port 1(dummy0) entered blocking state
[ 2308.666569][T24673] br0: port 1(dummy0) entered forwarding state
[ 2311.031015][   T12] dummy0: left allmulticast mode
[ 2311.031395][   T12] dummy0: left promiscuous mode
[ 2311.031724][   T12] br0: port 1(dummy0) entered disabled state