Here is the /var/log/nvidia-installer.log
---------------------------------------------------------------------
Using: nvidia-installer ncurses user interface
-> License accepted.
-> No precompiled kernel interface was found to match your kernel; would you li
ke the installer to attempt to download a kernel interface for your kernel f
rom the NVIDIA ftp site (
ftp://download.nvidia.com)? (Answer: Yes)
-> No matching precompiled kernel interface was found on the NVIDIA ftp site;
this means that the installer will need to compile a kernel interface for
your kernel.
-> Kernel source path: '/usr/src/linux'
-> Performing cc_version_check with CC="cc".
ERROR: Unable to determine the NVIDIA kernel module filename.
ERROR: Installation has failed. Please see the file
'/var/log/nvidia-installer.log' for details. You may find suggestions
on fixing installation problems in the README available on the Linux
driver download page at
www.nvidia.com.