NVIDIA: left KBUILD.
-> done.
-> Kernel module compilation complete.
ERROR: Unable to load the kernel module 'nvidia.ko'. This is most likely
because the kernel module was built using the wrong kernel source files.
Please make sure you have installed the kernel source files for your
kernel and that they are properly configured; on Red Hat Linux systems,
for example, be sure you have the 'kernel-source' RPM installed. If you
know the correct kernel source files are installed, you may specify the
kernel source path with the '--kernel-source-path' command line option.
-> Kernel module load error: insmod: error inserting './usr/src/nv/nvidia.ko':
-1 Invalid module format