Kevin Kofler wrote, On 02/10/2010 09:22 PM: > 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 Booting same mobo with different disk to F11 now. So not a radeon h/w problem. Is it possible to back out the update for pixman? It was definitely working and starting X fine before yesterday (feb 9). Thanks, -gene