[ 2034.365336][T25716] br0: port 1(dummy0) entered blocking state
[ 2034.365525][T25716] br0: port 1(dummy0) entered disabled state
[ 2034.365684][T25716] dummy0: entered allmulticast mode
[ 2034.366605][T25716] dummy0: entered promiscuous mode
[ 2034.391815][T25717] br0: port 1(dummy0) entered blocking state
[ 2034.392110][T25717] br0: port 1(dummy0) entered forwarding state
[ 2036.322145][   T67] dummy0: left allmulticast mode
[ 2036.323065][   T67] dummy0: left promiscuous mode
[ 2036.323328][   T67] br0: port 1(dummy0) entered disabled state