Proof of somehow being ffa pvp flagged in demo:
http://www.mediafire.com/view/k2okho7o36fa88e/ffa_pvp_flagged.jpg
Edit: My mouse is hovering over the pvp flag thing on my portrait, looks like ss doesn't capture that, that's why the tooltip is showing. This was taken about an hour ago, and I have been flagged like this for some time.