Still on i386, I added MALLOC_CHECK_=2 to the environment of gdm- session-worker to make it abort instead of printing a backtrace, and gdm's built-in crash handler logged the attached backtrace.
** Attachment added: ":0-slave.log" https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/1255356/+attachment/3917840/+files/%3A0-slave.log ** Information type changed from Private to Public -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm in Ubuntu. https://bugs.launchpad.net/bugs/1255356 Title: gdm-session-worker crashed with SIGSEGV in malloc_consolidate() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/1255356/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs