[ 2399.848362][T32145] br0: port 1(dummy0) entered blocking state
[ 2399.848670][T32145] br0: port 1(dummy0) entered disabled state
[ 2399.848969][T32145] dummy0: entered allmulticast mode
[ 2399.849978][T32145] dummy0: entered promiscuous mode
[ 2399.881407][T32146] br0: port 1(dummy0) entered blocking state
[ 2399.881902][T32146] br0: port 1(dummy0) entered forwarding state
[ 2402.422150][   T12] dummy0: left allmulticast mode
[ 2402.423179][   T12] dummy0: left promiscuous mode
[ 2402.423529][   T12] br0: port 1(dummy0) entered disabled state