[ 2073.232937][T22621] br0: port 1(dummy0) entered blocking state
[ 2073.233283][T22621] br0: port 1(dummy0) entered disabled state
[ 2073.233611][T22621] dummy0: entered allmulticast mode
[ 2073.242583][T22621] dummy0: entered promiscuous mode
[ 2073.273904][T22622] br0: port 1(dummy0) entered blocking state
[ 2073.274602][T22622] br0: port 1(dummy0) entered forwarding state
[ 2075.679010][   T68] dummy0: left allmulticast mode
[ 2075.679696][   T68] dummy0: left promiscuous mode
[ 2075.680157][   T68] br0: port 1(dummy0) entered disabled state