(In reply to comment #2)
> (In reply to comment #0)

> 
> +1 
> 
> I just bisected to this commit after getting the same running nexuiz on
> rv790 (with and without llvm).

My issue is fixed by mesa commit -


commit 87592cff57feef29565150b9203e220b50623f30
Author: Marek OlÅ¡Ã¡k <maraeo@gmail.com>
Date:   Mon Jan 28 02:47:24 2013 +0100

    gallium/u_upload_mgr: fix a serious memory leak

    It can eat all memory and crash in a matter of minutes with r600g.