reproduce (this is a W=1 build):
        git checkout next-20251205
        b4 shazam https://lore.kernel.org/r/1764961122-31679-4-git-send-email-nunodasneves@linux.microsoft.com

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 olddefconfig
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/hv/