reproduce (this is a W=1 build):
        # https://github.com/kkdwivedi/linux/commit/8c6fef67a8aeaaff4fa6bfbe7b9d624baadd5c9b
        git remote add kkdwivedi https://github.com/kkdwivedi/linux
        git fetch --no-tags kkdwivedi stream-backup
        git checkout 8c6fef67a8aeaaff4fa6bfbe7b9d624baadd5c9b
        # 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