tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git auth-dh head: d0619245e5615b7909488f564d7fd992016a2f5b commit: d0619245e5615b7909488f564d7fd992016a2f5b [24/24] nvme: Implement In-Band authentication config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20211211/202112110052.PK2rNLR2-lk...) compiler: arceb-elf-gcc (GCC) 11.2.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git/commi... git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git git fetch --no-tags hare-scsi-devel auth-dh git checkout d0619245e5615b7909488f564d7fd992016a2f5b # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 11 | #include <crypto/ffdhe.h> | ^~~~~~~~~~~~~~~~ compilation terminated. vim +11 drivers/nvme/host/auth.c 12 #include "nvme.h" 13 #include "fabrics.h" 14 #include "auth.h" 15 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org