Created attachment 141700 [details]
logs as stated by
https://amdgpu-install.readthedocs.io/en/amd-18.30/install-bugrep.html

It seems drivers are not getting properly installed

This is what i saw during installation:

[...]
Building initial module for 4.18.8-041808-generic
ERROR (dkms apport): kernel package linux-headers-4.18.8-041808-generic is not
supported
Error! Bad return status for module build on kernel: 4.18.8-041808-generic
(x86_64)
Consult /var/lib/dkms/amdgpu/18.30-641594/build/make.log for more information.
[...]

[...]
WARNING: amdgpu dkms failed for running kernel
[...]