There is an upstream kernel bug suggesting it is triggered by using a USB-C or Thunderbolt dock. That's what it sounds like to me too...
https://gitlab.freedesktop.org/drm/intel/-/issues/6728 ** Also affects: linux via https://gitlab.freedesktop.org/drm/intel/-/issues/6728 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2003031 Title: gnome-shell crashes in the kernel at drm_atomic_check_only and the kernel says "adding CRTC not allowed without modesets: requested 0x4, affected 0x7" To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/2003031/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
