reproduce (this is a W=1 build):
        # https://github.com/intel/linux-intel-lts/commit/992de9a8b7511673156df7d2bb1039dea3b2f7f3
        git remote add intel-lts https://github.com/intel/linux-intel-lts.git
        git fetch --no-tags intel-lts pr/66
        git checkout 992de9a8b7511673156df7d2bb1039dea3b2f7f3
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 olddefconfig
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash