reinstall nvidia

Plan A:
just run "sudo nvidia-uninstall"

Plan B:
#step 1.
sudo su

# step 2. delete all nvidia stuff
dpkg -l | grep -i nvidia | awk '{print $2}' | xargs -n1 sudo apt-get purge -y

# step 3.
sudo apt autoremove

# step 4.install nvidia cuda toolkit, including driver
bash cuda_11.8.0_520.61.05_linux.run

# step 5. Install nvidia-docker if you need that. Follow the official instructions to install that.

# step 6. Restart the server