tree: https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git secretmemfd/v0 head: 64eda11d48cac2359bda35960e20b64edc003694 commit: 5b3e186b8be21709b61f10256a2c7d04197652aa [4/6] arch, mm: wire up secretmemfd system call were relevant config: parisc-randconfig-r022-20200719 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 5b3e186b8be21709b61f10256a2c7d04197652aa # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): -- -- --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org