[ 2332.802818][T13158] br0: port 1(dummy0) entered blocking state
[ 2332.803010][T13158] br0: port 1(dummy0) entered disabled state
[ 2332.803171][T13158] dummy0: entered allmulticast mode
[ 2332.804359][T13158] dummy0: entered promiscuous mode
[ 2332.832924][T13159] br0: port 1(dummy0) entered blocking state
[ 2332.833471][T13159] br0: port 1(dummy0) entered forwarding state
[ 2334.862066][   T69] dummy0: left allmulticast mode
[ 2334.864324][   T69] dummy0: left promiscuous mode
[ 2334.864626][   T69] br0: port 1(dummy0) entered disabled state