reproduce (this is a W=1 build):
        git remote add kees https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
        git fetch kees for-next/seccomp
        git checkout kees/for-next/seccomp
        b4 shazam https://lore.kernel.org/r/20250903203805.1335307-1-tom.hromatka@oracle.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 olddefconfig
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash samples/