reproduce (this is a W=1 build):
        git checkout 5c8c229261f14159b54b9a32f12e5fa89d88b905
        b4 shazam https://lore.kernel.org/r/20250206080952.98478-5-gmonaco@redhat.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 kernel/trace/rv/