reproduce (this is a W=1 build):
        git remote add drm git://anongit.freedesktop.org/drm/drm
        git fetch drm drm-next
        git checkout drm/drm-next
        b4 shazam https://lore.kernel.org/r/20240823124422.286989-10-tzimmermann@suse.de
        # 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