Thank you for reporting this bug to Ubuntu. Ubuntu 18.10 (cosmic) reached end-of-life on July 18, 2019.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: xorg-server (Ubuntu) Status: Confirmed => Won't Fix -- 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/1811025 Title: Xwayland crashed with SIGABRT in present_vblank_notify() from present_wnmd_flip_notify() from present_wnmd_event_notify() from xwl_present_sync_callback() from ffi_call_unix64() Status in xorg-server package in Ubuntu: Won't Fix Bug description: The Ubuntu Error Tracker has been receiving reports about a problem regarding xorg-server. This problem was most recently seen with package version 2:1.20.1-3ubuntu2.1, the problem page at https://errors.ubuntu.com/problem/fd75a0028bbd6bf33c99b2401b4373222e38fdc4 contains more details, including versions of packages affected, stacktrace or traceback, and individual crash reports. If you do not have access to the Ubuntu Error Tracker and are a software developer, you can request it at http://forms.canonical.com/reports/. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1811025/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

