reproduce (this is a W=1 build):
        git checkout f3eba8edd885db439f4bfaa2cf9d766bad1ae6c5
        b4 shazam https://lore.kernel.org/r/20250207030916.32751-3-jdamato@fastly.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 net/core/