[ 2106.840385][T14584] br0: port 1(dummy0) entered blocking state
[ 2106.841310][T14584] br0: port 1(dummy0) entered disabled state
[ 2106.841668][T14584] dummy0: entered allmulticast mode
[ 2106.844368][T14584] dummy0: entered promiscuous mode
[ 2106.880055][T14585] br0: port 1(dummy0) entered blocking state
[ 2106.880481][T14585] br0: port 1(dummy0) entered forwarding state
[ 2109.358025][   T69] dummy0: left allmulticast mode
[ 2109.359077][   T69] dummy0: left promiscuous mode
[ 2109.359414][   T69] br0: port 1(dummy0) entered disabled state