Hi Ard, kernel test robot noticed the following build errors: [auto build test ERROR on herbert-cryptodev-2.6/master] [also build test ERROR on herbert-crypto-2.6/master linus/master v6.12-rc3 next-20241018] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ard-Biesheuvel/crypto-crc32-Provide-crc32-base-alias-to-enable-fuzz-testing/20241015-221858 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master patch link: https://lore.kernel.org/r/20241015141514.3000757-6-ardb%2Bgit%40google.com patch subject: [PATCH 2/2] crypto/crc32c: Provide crc32c-base alias to enable fuzz testing config: hexagon-randconfig-001-20241018 (https://download.01.org/0day-ci/archive/20241019/202410191558.TPVuZtME-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bfe84f7085d82d06d61c632a7bad1e692fd159e4) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241019/202410191558.TPVuZtME-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202410191558.TPVuZtME-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "__crc32c_le_base" [crypto/crc32c_generic.ko] undefined! Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for MODVERSIONS Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y] Selected by [y]: - RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki