[ 2094.110629][ T9610] br0: port 1(dummy0) entered blocking state
[ 2094.110838][ T9610] br0: port 1(dummy0) entered disabled state
[ 2094.111024][ T9610] dummy0: entered allmulticast mode
[ 2094.111934][ T9610] dummy0: entered promiscuous mode
[ 2094.139663][ T9611] br0: port 1(dummy0) entered blocking state
[ 2094.140120][ T9611] br0: port 1(dummy0) entered forwarding state
[ 2095.885550][   T12] dummy0: left allmulticast mode
[ 2095.885718][   T12] dummy0: left promiscuous mode
[ 2095.886341][   T12] br0: port 1(dummy0) entered disabled state