[ 2114.170393][T28173] br0: port 1(dummy0) entered blocking state
[ 2114.170766][T28173] br0: port 1(dummy0) entered disabled state
[ 2114.171102][T28173] dummy0: entered allmulticast mode
[ 2114.172789][T28173] dummy0: entered promiscuous mode
[ 2114.204249][T28174] br0: port 1(dummy0) entered blocking state
[ 2114.204637][T28174] br0: port 1(dummy0) entered forwarding state
[ 2116.640865][   T70] dummy0: left allmulticast mode
[ 2116.641692][   T70] dummy0: left promiscuous mode
[ 2116.642048][   T70] br0: port 1(dummy0) entered disabled state