reproduce (this is a W=1 build):
        # https://github.com/jimc/linux/commit/466d977cc2a7b9de8a11758e87acf72cee700703
        git remote add jimc https://github.com/jimc/linux.git
        git fetch --no-tags jimc submit/dyndbg-classmap-foundation
        git checkout 466d977cc2a7b9de8a11758e87acf72cee700703

        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-15.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=m68k olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-15.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/gpu/drm/imx/ipuv3/ drivers/gpu/drm/mediatek/ drivers/gpu/drm/rockchip/ drivers/gpu/drm/sti/ drivers/gpu/drm/stm/