[ 2075.252626][T31316] br0: port 1(dummy0) entered blocking state
[ 2075.252828][T31316] br0: port 1(dummy0) entered disabled state
[ 2075.252992][T31316] dummy0: entered allmulticast mode
[ 2075.254000][T31316] dummy0: entered promiscuous mode
[ 2075.283008][T31317] br0: port 1(dummy0) entered blocking state
[ 2075.283752][T31317] br0: port 1(dummy0) entered forwarding state
[ 2077.658096][   T70] dummy0: left allmulticast mode
[ 2077.658519][   T70] dummy0: left promiscuous mode
[ 2077.658749][   T70] br0: port 1(dummy0) entered disabled state