Thanks for the bug report. Your log shows evidence of bug 1949352 but that probably doesn't explain "session crashes".
The most common GDM crash we are seeing in 21.10 is bug 1945061. But to confirm exactly which crash you are experiencing here, please follow these instructions: https://wiki.ubuntu.com/Bugs/Responses#Missing_a_crash_report_or_having_a_.crash_attachment ** Package changed: xorg (Ubuntu) => gdm3 (Ubuntu) ** Changed in: gdm3 (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1950393 Title: GDM session crashes on suspend on Ubuntu 21.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1950393/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs