reproduce (this is a W=1 build):
        git checkout d7b8f8e20813f0179d8ef519541a3527e7661d3a
        b4 shazam https://lore.kernel.org/r/20250709105946.4009897-15-tabba@google.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