The issue was fixed upstream in https://gitlab.freedesktop.org/xorg/xserver/commit/2e18eec6
note that it's only a problem in wayland session and there are only 11 reports on e.u.c ** Changed in: xorg-server (Ubuntu) Status: Triaged => Fix Committed -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1821385 Title: Xwayland crashed with SIGABRT in wl_proxy_destroy() from wl_callback_destroy() from xwl_present_sync_callback() from ffi_call_unix64() To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1821385/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp