reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/isilence/linux/commit/26d3d6fd0fa6f3e197318e94775a218dbbc91047
        git remote add isilence https://github.com/isilence/linux
        git fetch --no-tags isilence zcrx/v10-wip
        git checkout 26d3d6fd0fa6f3e197318e94775a218dbbc91047
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-19 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-19 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash