[ 2122.476416][T14781] br0: port 1(dummy0) entered blocking state
[ 2122.476603][T14781] br0: port 1(dummy0) entered disabled state
[ 2122.476769][T14781] dummy0: entered allmulticast mode
[ 2122.477742][T14781] dummy0: entered promiscuous mode
[ 2122.504168][T14782] br0: port 1(dummy0) entered blocking state
[ 2122.504433][T14782] br0: port 1(dummy0) entered forwarding state
[ 2124.921909][   T70] dummy0: left allmulticast mode
[ 2124.922642][   T70] dummy0: left promiscuous mode
[ 2124.922937][   T70] br0: port 1(dummy0) entered disabled state