Forgot to mention: I did all investigations twice. First with the default Xorg trap handlers. After that with disabled Xorg trap handlers. The stack did no look different in gdb.
(attachment 1/4, Xorg.log with trap handlers) ** Attachment added: "Xorg.0.log.crash4trapped" http://launchpadlibrarian.net/47793302/Xorg.0.log.crash4trapped -- [RV250] Kubuntu Lucid: Xorg gets SEGV https://bugs.launchpad.net/bugs/575140 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs