[ 2111.807873][T29050] br0: port 1(dummy0) entered blocking state
[ 2111.808084][T29050] br0: port 1(dummy0) entered disabled state
[ 2111.808265][T29050] dummy0: entered allmulticast mode
[ 2111.809189][T29050] dummy0: entered promiscuous mode
[ 2111.835387][T29051] br0: port 1(dummy0) entered blocking state
[ 2111.835758][T29051] br0: port 1(dummy0) entered forwarding state
[ 2113.693693][   T12] dummy0: left allmulticast mode
[ 2113.693982][   T12] dummy0: left promiscuous mode
[ 2113.694226][   T12] br0: port 1(dummy0) entered disabled state