reproduce (this is a W=1 build):
        git checkout 9852d85ec9d492ebef56dc5f229416c925758edc
        b4 shazam https://lore.kernel.org/r/20241010-shstk_converge-v1-3-631beca676e7@rivosinc.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 kernel/