The Nvidia kernel module is not loading and you have many of these messages in dmesg: "Loading of module with unavailable key is rejected"
That most likely means you didn't properly sign the Nvidia (and possibly other 3rd party) kernel modules for use with SecureBoot. Please make sure you sign the modules and have the key enrolled in your BIOS/EFI. ** Package changed: xorg (Ubuntu) => nvidia-graphics-drivers-575 (Ubuntu) ** Changed in: nvidia-graphics-drivers-575 (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/2112653 Title: Lenovo Legion 7 Pro with RTX 5090 Laptop showing display corruption when in discrete mode To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-575/+bug/2112653/+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