[ 2145.330076][T24231] br0: port 1(dummy0) entered blocking state
[ 2145.330273][T24231] br0: port 1(dummy0) entered disabled state
[ 2145.330439][T24231] dummy0: entered allmulticast mode
[ 2145.331978][T24231] dummy0: entered promiscuous mode
[ 2145.357100][T24232] br0: port 1(dummy0) entered blocking state
[ 2145.357359][T24232] br0: port 1(dummy0) entered forwarding state
[ 2147.331962][   T12] dummy0: left allmulticast mode
[ 2147.332847][   T12] dummy0: left promiscuous mode
[ 2147.333079][   T12] br0: port 1(dummy0) entered disabled state