reproduce:
        # https://github.com/intel-lab-lkp/linux/commit/2ae54ee8619822df7b7a2026016dc461c69ec6aa
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review NeilBrown/VFS-fix-various-typos-in-documentation-for-start_creating-start_removing-etc/20260427-151003
        git checkout 2ae54ee8619822df7b7a2026016dc461c69ec6aa
        make menuconfig
        # enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS
        # pip install -r Documentation/sphinx/requirements.txt
        make htmldocs