Comment 4 for bug 1875435

The laptop screen flashes unexpectedly, sometimes it is accompanied by a freeze of open windows, after which a screen with a user selection and password entry is displayed, as if the ubunta has just been downloaded. All windows and programs are killed. However, loaded services with data such as docker remain.

Please read the history of correspondence with nvidia https://forums.developer.nvidia.com/t/ubuntu-kernel-v5-6-v5-7-for-hp-omen-17t-bc000-gforce-rtx2080-unstable-driver-nvidia-linux-x86-64-440-82-run/120027/25 there are logs and screenshots. I thought the driver was to blame, but when I installed a clean ubuntu on 20.04, I found a problem on it without a driver