After the latest KDE's update to 4.8.5 the crashes happen more rarely. And, while the crash logs are stored in /var/log/kdm.log I'm quite unsure if this is a X.org bug or a KDM bug.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1042327 Title: X.org segmentation fault Status in “xorg-server” package in Ubuntu: New Bug description: 1) lsb_release -rd gives Ubuntu 12.04.1 LTS (I actually use Kubuntu) 2) The version of the package you are using: X.Org X Server 1.11.3 Release Date: 2011-12-16 3) What you expected to happen: No crashes, just it. 4) What happened instead: xorg crashed, I tried to write a report below Xorg crashes randomly. It can happen at any time, it's unpredictable (it can crash just in a few minutes after login; in the middle of the session; or don't crash for some days). I sought in /var/log for more information. syslog gave only this: Aug 22 17:42:07 x86 kdm[1153]: X server for display :0 terminated unexpectedly I found more in /var/kdm.log : Backtrace: 0: /usr/bin/X (xorg_backtrace+0x37) [0xb7749627] 1: /usr/bin/X (0xb75c1000+0x18c3aa) [0xb774d3aa] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb759e40c] 3: /usr/lib/dri/fglrx_dri.so (0xb19e0000+0xae36c5) [0xb24c36c5] Segmentation fault at address (nil) Caught signal 11 (Segmentation fault). Server aborting Please notify me if there's any more information you need about this issue, I'm new to committing bugs. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1042327/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp