package:nvidia-dkms-440-server:(not installed)
Setting up nvidia-dkms-440-server (440.95.01-0ubuntu0.20.04.1) ...
update-initramfs: deferring update (trigger activated)
update-initramfs: Generating /boot/initrd.img-5.4.0-42-generic
INFO:Enable nvidia
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/lenovo_thinkpad
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/put_your_quirks_here
DEBUG:Parsing /usr/share/ubuntu-drivers-common/quirks/dell_latitude
Loading new nvidia-440.95.01 DKMS files...
Building for 5.4.0-42-generic 5.8.0-050800-generic
Building for architecture x86_64
Building initial module for 5.4.0-42-generic
Secure Boot not enabled on this system.
Done.

nvidia.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.0-42-generic/updates/dkms/

nvidia-modeset.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.0-42-generic/updates/dkms/

nvidia-drm.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.0-42-generic/updates/dkms/

nvidia-uvm.ko:
Running module version sanity check.
 - Original module
   - No original module exists within this kernel
 - Installation
   - Installing to /lib/modules/5.4.0-42-generic/updates/dkms/

depmod...

DKMS: install completed.
Building initial module for 5.8.0-050800-generic
ERROR (dkms apport): kernel package linux-headers-5.8.0-050800-generic is not supported
Error! Bad return status for module build on kernel: 5.8.0-050800-generic (x86_64)
Consult /var/lib/dkms/nvidia/440.95.01/build/make.log for more information.
dpkg: error processing package nvidia-dkms-440-server (--configure):
 installed nvidia-dkms-440-server package post-installation script subprocess returned error exit status 10