[ 2224.512847][ T7432] br0: port 1(dummy0) entered blocking state
[ 2224.513947][ T7432] br0: port 1(dummy0) entered disabled state
[ 2224.519255][ T7432] dummy0: entered allmulticast mode
[ 2224.520601][ T7432] dummy0: entered promiscuous mode
[ 2224.547580][ T7433] br0: port 1(dummy0) entered blocking state
[ 2224.548153][ T7433] br0: port 1(dummy0) entered forwarding state
[ 2227.013022][   T12] dummy0: left allmulticast mode
[ 2227.013711][   T12] dummy0: left promiscuous mode
[ 2227.014384][   T12] br0: port 1(dummy0) entered disabled state