Вот фрагмент лога загрузки системы (Xorg.0.log) Backtrace: [ 128.215] 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80efa2b] [ 128.215] 1: /usr/bin/X (0x8048000+0x5a265) [0x80a2265] [ 128.215] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xffffe410] [ 128.215] 3: /usr/lib/xorg/modules/extensions/libglx.so (0xb7391000+0x3f754) [0xb73d0754] [ 128.215] 4: /usr/lib/xorg/modules/extensions/libglx.so (0xb7391000+0x361c2) [0xb73c71c2] [ 128.216] 5: /usr/bin/X (InitExtensions+0x85) [0x80d6425] [ 128.216] 6: /usr/bin/X (0x8048000+0x1d798) [0x8065798] [ 128.216] 7: /lib/libc.so.6 (__libc_start_main+0xe6) [0xb7525bb6] [ 128.216] 8: /usr/bin/X (0x8048000+0x1d501) [0x8065501] [ 128.216] Segmentation fault at address (nil) [ 128.216] Fatal server error: [ 128.216] Caught signal 11 (Segmentation fault). Server aborting [ 128.216] [ 128.216]