[ 2075.359314][T24822] br0: port 1(dummy0) entered blocking state
[ 2075.359496][T24822] br0: port 1(dummy0) entered disabled state
[ 2075.359661][T24822] dummy0: entered allmulticast mode
[ 2075.360507][T24822] dummy0: entered promiscuous mode
[ 2075.382055][T24823] br0: port 1(dummy0) entered blocking state
[ 2075.382408][T24823] br0: port 1(dummy0) entered forwarding state
[ 2077.362795][   T12] dummy0: left allmulticast mode
[ 2077.363629][   T12] dummy0: left promiscuous mode
[ 2077.363942][   T12] br0: port 1(dummy0) entered disabled state