I can reproduce this. Running metacity in gdb is a bit tricky as it keeps locking up, but I was able to generate a core file, and then produce a stack trace with full symbols from it. This was run with --sync.
** Attachment added: "full stack trace with --sync" https://bugs.launchpad.net/ubuntu/+source/metacity/+bug/848808/+attachment/2478545/+files/sync-stacktrace.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/848808 Title: metacity crashed with SIGABRT in __kernel_vsyscall() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/metacity/+bug/848808/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs