The mention of _xcb_unlock_io looks very much like stack corruption. I doubt that the segfault actually occurred in XCB.
** Summary changed: - [apport] kicker crashed with SIGSEGV in _xcb_unlock_io() + [apport] kicker crashed with SIGSEGV -- [apport] kicker crashed with SIGSEGV https://bugs.launchpad.net/bugs/97604 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs