[ 2062.349679][T25840] br0: port 1(dummy0) entered blocking state
[ 2062.349862][T25840] br0: port 1(dummy0) entered disabled state
[ 2062.350027][T25840] dummy0: entered allmulticast mode
[ 2062.350954][T25840] dummy0: entered promiscuous mode
[ 2062.373249][T25841] br0: port 1(dummy0) entered blocking state
[ 2062.373630][T25841] br0: port 1(dummy0) entered forwarding state
[ 2064.302352][   T12] dummy0: left allmulticast mode
[ 2064.302651][   T12] dummy0: left promiscuous mode
[ 2064.302874][   T12] br0: port 1(dummy0) entered disabled state