This looks very similar to my issue, exact same symptoms. Except Ive upgraded ram 2GB to 4GB. I have AMD 64 3200+ 1Ghz CPU, tower PC, with Nvidia 7600gt. Last few lines of Xorg log
[ 18.874] (II) NVIDIA(0): Setting mode "nvidia-auto-select" [ 18.896] Backtrace: [ 18.904] 0: /usr/bin/X (xorg_backtrace+0x26) [0x7f13f94332d6] [ 18.904] 1: /usr/bin/X (0x7f13f92ab000+0x18c17a) [0x7f13f943717a] [ 18.904] 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f13f85d1000+0xfcb0) [0x7f13f85e0cb0] [ 18.904] 3: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x10180b) [0x7f13f233080b] [ 18.904] 4: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x68d03) [0x7f13f2297d03] [ 18.905] 5: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0xd7201) [0x7f13f2306201] [ 18.905] 6: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0xd0614) [0x7f13f22ff614] [ 18.905] 7: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0xd0d60) [0x7f13f22ffd60] [ 18.905] 8: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x8f20b) [0x7f13f22be20b] [ 18.905] 9: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x8addf) [0x7f13f22b9ddf] [ 18.905] 10: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0xcef83) [0x7f13f22fdf83] [ 18.905] 11: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x4b030e) [0x7f13f26df30e] [ 18.905] 12: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f13f222f000+0x4a34d1) [0x7f13f26d24d1] [ 18.905] 13: /usr/bin/X (AddScreen+0x171) [0x7f13f92f9aa1] [ 18.905] 14: /usr/bin/X (InitOutput+0x294) [0x7f13f93396e4] [ 18.905] 15: /usr/bin/X (0x7f13f92ab000+0x3d4bd) [0x7f13f92e84bd] [ 18.905] 16: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xed) [0x7f13f746676d] [ 18.905] 17: /usr/bin/X (0x7f13f92ab000+0x3d97d) [0x7f13f92e897d] [ 18.905] Segmentation fault at address 0x30 [ 18.905] Caught signal 11 (Segmentation fault). Server aborting ** Attachment added: "Xorg Log" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/827611/+attachment/3224115/+files/Xorg.0.log -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers in Ubuntu. https://bugs.launchpad.net/bugs/827611 Title: Xorg segfaults after memory upgrade from 8GB to 16GB To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/827611/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
