[ 2113.062507][T25488] br0: port 1(dummy0) entered blocking state
[ 2113.062744][T25488] br0: port 1(dummy0) entered disabled state
[ 2113.062971][T25488] dummy0: entered allmulticast mode
[ 2113.064023][T25488] dummy0: entered promiscuous mode
[ 2113.088424][T25489] br0: port 1(dummy0) entered blocking state
[ 2113.088668][T25489] br0: port 1(dummy0) entered forwarding state
[ 2115.024263][   T67] dummy0: left allmulticast mode
[ 2115.025138][   T67] dummy0: left promiscuous mode
[ 2115.025376][   T67] br0: port 1(dummy0) entered disabled state