I had the same problem. Hardware acceleration was working with native Wayland applications (e.g., GNOME, Google Chrome), but not with any X11 applications.
To resolve it, I had to override the phasing so that an update to Xwayland would install. Relevant apt log entry: Start-Date: 2026-02-02 09:20:42 Commandline: apt full-upgrade -o APT::Get::Always-Include-Phased-Updates=true Requested-By: william (1000) Upgrade: xwayland:amd64 (2:23.2.6-1ubuntu0.7, 2:23.2.6-1ubuntu0.8) End-Date: 2026-02-02 09:20:43 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2139527 Title: llvmpipe fallback on Ubuntu 24.04 (Mesa 25.2.8 Phased Update) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/2139527/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
