[ 2190.431102][T24601] br0: port 1(dummy0) entered blocking state
[ 2190.431326][T24601] br0: port 1(dummy0) entered disabled state
[ 2190.431542][T24601] dummy0: entered allmulticast mode
[ 2190.433248][T24601] dummy0: entered promiscuous mode
[ 2190.456649][T24602] br0: port 1(dummy0) entered blocking state
[ 2190.456883][T24602] br0: port 1(dummy0) entered forwarding state
[ 2192.356548][   T12] dummy0: left allmulticast mode
[ 2192.357313][   T12] dummy0: left promiscuous mode
[ 2192.357547][   T12] br0: port 1(dummy0) entered disabled state