[ 2125.961346][ T5367] br0: port 1(dummy0) entered blocking state
[ 2125.961541][ T5367] br0: port 1(dummy0) entered disabled state
[ 2125.961701][ T5367] dummy0: entered allmulticast mode
[ 2125.962662][ T5367] dummy0: entered promiscuous mode
[ 2125.985708][ T5368] br0: port 1(dummy0) entered blocking state
[ 2125.986096][ T5368] br0: port 1(dummy0) entered forwarding state
[ 2127.993907][   T12] dummy0: left allmulticast mode
[ 2127.994778][   T12] dummy0: left promiscuous mode
[ 2127.995020][   T12] br0: port 1(dummy0) entered disabled state