reproduce (this is a W=1 build):
        git checkout 0636e6205beed850d985276dc56fd73d785bea5c
        b4 shazam https://lore.kernel.org/r/67b7aa0157b9cf5de111ab6b2725d207ec98aae9.1770572936.git.u.kleine-koenig@baylibre.com

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