[ 2086.087586][T12165] br0: port 1(dummy0) entered blocking state
[ 2086.088097][T12165] br0: port 1(dummy0) entered disabled state
[ 2086.088261][T12165] dummy0: entered allmulticast mode
[ 2086.089103][T12165] dummy0: entered promiscuous mode
[ 2086.110581][T12166] br0: port 1(dummy0) entered blocking state
[ 2086.111004][T12166] br0: port 1(dummy0) entered forwarding state
[ 2088.044274][   T12] dummy0: left allmulticast mode
[ 2088.045206][   T12] dummy0: left promiscuous mode
[ 2088.045454][   T12] br0: port 1(dummy0) entered disabled state