[kbuild-all] [hare-scsi-devel:auth-dh 25/29] auth.c:undefined reference to `crypto_dh_key_len'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git auth-dh head: d0e23c18f321001215bc2eff13edcbbc4d1ce601 commit: ae9949f36ed1e27a1dae07c0022a5c89baef1d89 [25/29] nvme-auth: Diffie-Hellman key exchange support config: s390-randconfig-r025-20211211 (https://download.01.org/0day-ci/archive/20211211/202112111917.4CtkYXOJ-lk...) compiler: s390-linux-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 ae9949f36ed1e27a1dae07c0022a5c89baef1d89 # 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=s390 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 >>): s390-linux-ld: drivers/nvme/host/auth.o: in function `nvme_auth_gen_privkey': Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for CRYPTO_DH_GROUPS_RFC7919 Depends on CRYPTO && CRYPTO_DH Selected by - NVME_AUTH && NVME_CORE --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org