reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/ambarus/linux-0day/commit/e7936574c738273da7507a1867c878c950e05103
        git remote add ambarus https://github.com/ambarus/linux-0day
        git fetch --no-tags ambarus gs101-spi-vv2
        git checkout e7936574c738273da7507a1867c878c950e05103
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-17 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-17 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/spi/