https://bugs.freedesktop.org/show_bug.cgi?id=31383
--- Comment #1 from Kevin DeKorte kdekorte@yahoo.com 2010-11-04 09:45:01 PDT --- Seems to also happen with this command
./glthreads -n 3 -t glthreads: No explict locking. glthreads: Single display connection. XInitThreads() returned 1 (success) glthreads: creating windows glthreads: creating threads glthreads: Created thread 0x7f83360d3700 glthreads: Created thread 0x7f83358d2700 glthreads: Created thread 0x7f8327fff700 glthreads: 1: GL_RENDERER = Gallium 0.4 on RV635 glthreads: 0: GL_RENDERER = Gallium 0.4 on RV635 glthreads: 2: GL_RENDERER = Gallium 0.4 on RV635 glthreads: r600_priv.h:184: radeon_bo_unmap: Assertion `bo->map_count >= 0' failed.