[ 2051.811832][T25912] br0: port 1(dummy0) entered blocking state
[ 2051.812503][T25912] br0: port 1(dummy0) entered disabled state
[ 2051.812672][T25912] dummy0: entered allmulticast mode
[ 2051.813623][T25912] dummy0: entered promiscuous mode
[ 2051.845784][T25913] br0: port 1(dummy0) entered blocking state
[ 2051.846144][T25913] br0: port 1(dummy0) entered forwarding state
[ 2053.759396][   T12] dummy0: left allmulticast mode
[ 2053.760175][   T12] dummy0: left promiscuous mode
[ 2053.760521][   T12] br0: port 1(dummy0) entered disabled state