Disabling G-SYNC on G-SYNC compatible monitor fixed this issue. Refer to: https://dev.getsol.us/R2210:8889aa630ca826262f1c3d28f4e208e6f314294b
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to nvidia-graphics-drivers-470 in Ubuntu. https://bugs.launchpad.net/bugs/1948011 Title: SDDM shows a black screen when nvidia-driver-470 is updated to 470.74 Status in nvidia-graphics-drivers-470 package in Ubuntu: New Bug description: This bug is encountered on a computer with: Kubuntu 21.10 MSI Gaming X Trio 3060 Ti The following repo is used: ppa: kubuntu-backports GPU driver: Nvidia driver metapackage from nvidia-driver-470(proprietary, tested) What I expected: SDDM working just fine, showing every elements What happened: SDDM is showing a black screen on login, logout, lockscreen. BUT logging in works. What I did: Updating nvidia-driver-470 from 470.63 to 470.74 What I tried to do to fix: dpkg-reconfigure sddm I suspect something is conflicting SDDM with the 470.74 driver. Downgrading to 470.63 will fix this problem. ProblemType: Bug DistroRelease: Ubuntu 21.10 Package: nvidia-driver-470 470.74-0ubuntu1 ProcVersionSignature: Ubuntu 5.13.0-20.20-generic 5.13.14 Uname: Linux 5.13.0-20-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu70 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: KDE Date: Thu Oct 21 20:19:55 2021 InstallationDate: Installed on 2021-08-24 (58 days ago) InstallationMedia: Kubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420) ProcEnviron: LANGUAGE=en_HK:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_HK.UTF-8 SHELL=/bin/bash SourcePackage: nvidia-graphics-drivers-470 UpgradeStatus: Upgraded to impish on 2021-10-21 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470/+bug/1948011/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
