reproduce (this is a W=1 build):
        # https://github.com/zen-kernel/zen-kernel/commit/47715d438aa7c28ae732ab8cce27b832e93b6b51
        git remote add zen https://github.com/zen-kernel/zen-kernel
        git fetch --no-tags zen 6.7/zen-sauce
        git checkout 47715d438aa7c28ae732ab8cce27b832e93b6b51
        # 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/crypto/virtio/