This assertion failing probably means there's something broken in the Parallels graphics driver. It doesn't fail for anyone else using the current double buffering logic, although I did have to remove it for the upcoming triple buffering branch:
https://gitlab.gnome.org/GNOME/mutter/-/commit/c25a42cc7af28ddcabb655680b1d3e485c88c1cc?merge_request_iid=1441 ** Summary changed: - post parallel tools install gnome-shell crashed with SIGABRT in g_assertion_message() + Post Parallels Tools install, gnome-shell crashed with SIGABRT in g_assertion_message() ** Summary changed: - Post Parallels Tools install, gnome-shell crashed with SIGABRT in g_assertion_message() + Post Parallels Tools install, gnome-shell crashed with SIGABRT assertion failure "!cogl_onscreen_peek_head_frame_info (onscreen)" ** Package changed: gnome-shell (Ubuntu) => mutter (Ubuntu) ** Information type changed from Private to Public -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1945130 Title: Post Parallels Tools install, gnome-shell crashed with SIGABRT assertion failure "!cogl_onscreen_peek_head_frame_info (onscreen)" Status in mutter package in Ubuntu: New Bug description: Fresh beta install of 21.10 Installed Parallel Tools and restarted and system hung during boot. Restarted VM and it booted ok the second time. ProblemType: Crash DistroRelease: Ubuntu 21.10 Package: gnome-shell 40.2-1ubuntu6 ProcVersionSignature: Ubuntu 5.13.0-16.16-generic 5.13.13 Uname: Linux 5.13.0-16-generic x86_64 NonfreeKernelModules: prl_fs_freeze prl_fs prl_eth zfs zunicode zavl icp zcommon znvpair prl_vid prl_tg ApportVersion: 2.20.11-0ubuntu69 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: GNOME-Greeter:GNOME Date: Mon Sep 27 08:49:54 2021 DisplayManager: gdm3 ExecutablePath: /usr/bin/gnome-shell GsettingsChanges: InstallationDate: Installed on 2021-09-26 (0 days ago) InstallationMedia: Ubuntu 21.10 "Impish Indri" - Beta amd64 (20210922) ProcCmdline: /usr/bin/gnome-shell ProcEnviron: LANGUAGE=en_AU:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_AU.UTF-8 SHELL=/bin/false RelatedPackageVersions: mutter-common 40.2.1-1ubuntu1 Signal: 6 SourcePackage: gnome-shell StacktraceTop: ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 g_assertion_message_expr () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 ?? () from /lib/x86_64-linux-gnu/libmutter-8.so.0 ?? () from /lib/x86_64-linux-gnu/libmutter-8.so.0 ?? () from /lib/x86_64-linux-gnu/libmutter-8.so.0 Title: gnome-shell crashed with SIGABRT in g_assertion_message_expr() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A separator: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1945130/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp