reproduce (this is a W=1 build):
        git checkout ca91b9500108d4cf083a635c2e11c884d5dd20ea
        b4 shazam https://lore.kernel.org/r/20250429-noautoinline-v3-8-4c49f28ea5b5@uniontech.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