reproduce (this is a W=1 build):
        git remote add ras https://git.kernel.org/pub/scm/linux/kernel/git/ras/ras.git
        git fetch ras edac-for-next
        git checkout ras/edac-for-next
        b4 shazam https://lore.kernel.org/r/20240816164238.1902-15-shiju.jose@huawei.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/cxl/core/