reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/jlelli/linux/commit/dfdff94e7f88b77e61e6cf8ec6aeea320fa12e7e
        git remote add jlelli https://github.com/jlelli/linux.git
        git fetch --no-tags jlelli upstream/deadline/domains-suspend
        git checkout dfdff94e7f88b77e61e6cf8ec6aeea320fa12e7e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash kernel/