reproduce (this is a W=1 build):
        # https://github.com/bjackman/linux/commit/2cc804bf952e0feac37034ec79885be15dc675ed
        git remote add bjackman https://github.com/bjackman/linux
        git fetch --no-tags bjackman asi/next
        git checkout 2cc804bf952e0feac37034ec79885be15dc675ed
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/