reproduce:
        # https://github.com/intel-lab-lkp/linux/commit/14b4e064019c3de50b10ce42416ad214e65ab27d
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Amit-Machhiwal/KVM-PPC-Book3S-HV-Validate-arch_compat-against-host-compatibility-mode/20260514-003250
        git checkout 14b4e064019c3de50b10ce42416ad214e65ab27d
        make menuconfig
        # enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS
        # pip install -r Documentation/sphinx/requirements.txt
        make htmldocs