[ 2007.079085][T17128] br0: port 1(dummy0) entered blocking state
[ 2007.079327][T17128] br0: port 1(dummy0) entered disabled state
[ 2007.079548][T17128] dummy0: entered allmulticast mode
[ 2007.080496][T17128] dummy0: entered promiscuous mode
[ 2007.104694][T17129] br0: port 1(dummy0) entered blocking state
[ 2007.104985][T17129] br0: port 1(dummy0) entered forwarding state
[ 2009.142136][   T12] dummy0: left allmulticast mode
[ 2009.143197][   T12] dummy0: left promiscuous mode
[ 2009.143459][   T12] br0: port 1(dummy0) entered disabled state