[ 2072.760078][T19609] br0: port 1(dummy0) entered blocking state
[ 2072.760279][T19609] br0: port 1(dummy0) entered disabled state
[ 2072.760451][T19609] dummy0: entered allmulticast mode
[ 2072.761328][T19609] dummy0: entered promiscuous mode
[ 2072.794962][T19610] br0: port 1(dummy0) entered blocking state
[ 2072.795217][T19610] br0: port 1(dummy0) entered forwarding state
[ 2074.801266][   T66] dummy0: left allmulticast mode
[ 2074.801988][   T66] dummy0: left promiscuous mode
[ 2074.802216][   T66] br0: port 1(dummy0) entered disabled state