Bug#994971: OpenCL not working with latest Nvidia driver

[Andreas Beckmann]

On 26/09/2021 17.52, Klaus Ethgen wrote:
I suspect that nvidia-modprobe.conf somehow got deleted. Check
   debsums -ac nvidia-kernel-support

Well, THAT gives a missing file.

Do you still have the transcript of the complete upgrade process? Should 
be available somewhere in /var/log/apt/term.log*, it might give some 
hints what happened.

Andreas