reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://git.kernel.org/pub/scm/linux/kernel/git/mani/mhi.git/commit/?id=e59bba2cc6c746942c7c2d83ebcd9b92ae0a1aca
        git remote add mani-mhi https://git.kernel.org/pub/scm/linux/kernel/git/mani/mhi.git
        git fetch --no-tags mani-mhi mhi-next
        git checkout e59bba2cc6c746942c7c2d83ebcd9b92ae0a1aca
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-16 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-16 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/bus/mhi/ep/