Gene Smith wrote: > Not sure if this is KDE problem or just another radeon driver problem? [snip] > Backtrace: > 0: /usr/bin/X (xorg_backtrace+0x28) [0x49ecc8] > 1: /usr/bin/X (0x400000+0x61cf9) [0x461cf9] > 2: /lib64/libpthread.so.0 (0x3b12a00000+0xf0f0) [0x3b12a0f0f0] > 3: /usr/bin/X (xf86GetPrimaryOutput+0x35) [0x4819a5] > 4: /usr/bin/X (xf86SetDesiredModes+0x8b) [0x483dbb] > 5: /usr/lib64/xorg/modules/drivers/radeon_drv.so (0x7f462205f000+0x46f2e) > [0x7f46220a5f2e] Definitely looks like a driver bug (X crashing, and radeon_drv.so showing up in the backtrace). Maybe related to the Feb 9 pixman update? (pixman is a library used by graphics drivers.) Kevin Kofler