[ 2359.404208][ T5806] br0: port 1(dummy0) entered blocking state
[ 2359.404584][ T5806] br0: port 1(dummy0) entered disabled state
[ 2359.404923][ T5806] dummy0: entered allmulticast mode
[ 2359.406192][ T5806] dummy0: entered promiscuous mode
[ 2359.442191][ T5807] br0: port 1(dummy0) entered blocking state
[ 2359.442957][ T5807] br0: port 1(dummy0) entered forwarding state
[ 2362.391568][   T63] dummy0: left allmulticast mode
[ 2362.392100][   T63] dummy0: left promiscuous mode
[ 2362.392523][   T63] br0: port 1(dummy0) entered disabled state