tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto head: eeb611e5394c56d45c5cc8f7dc484c9f19e93143 commit: 9b07a958f2eb496c88faf0bd749eb600357f4190 [15/1142] crypto: keembay: Add Keem Bay OCS HCU config: hexagon-randconfig-r041-20210811 (attached as .config) compiler: clang version 12.0.0 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://github.com/intel/linux-intel-lts/commit/9b07a958f2eb496c88faf0bd7... git remote add intel-linux-intel-lts https://github.com/intel/linux-intel-lts.git git fetch --no-tags intel-linux-intel-lts 5.4/yocto git checkout 9b07a958f2eb496c88faf0bd749eb600357f4190 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon 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 >>): if (addr & KMB_OCS_HCU_ALIGN_MASK || addr > OCS_HCU_DMA_MAX_ADDR_MASK) ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/crypto/keembay/ocs-hcu.h:30:36: note: expanded from macro 'OCS_HCU_DMA_MAX_ADDR_MASK' #define OCS_HCU_DMA_MAX_ADDR_MASK (BIT(32) - 1) ^~~~~~~ include/linux/bits.h:8:26: note: expanded from macro 'BIT' #define BIT(nr) (UL(1) << (nr)) ^ ~~~~ 1 warning generated. -- if (!head || head > OCS_HCU_DMA_MAX_ADDR_MASK) ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/crypto/keembay/ocs-hcu.h:30:36: note: expanded from macro 'OCS_HCU_DMA_MAX_ADDR_MASK' #define OCS_HCU_DMA_MAX_ADDR_MASK (BIT(32) - 1) ^~~~~~~ include/linux/bits.h:8:26: note: expanded from macro 'BIT' #define BIT(nr) (UL(1) << (nr)) ^ ~~~~ drivers/crypto/keembay/ocs-hcu.c:118:19: warning: unused function 'ocs_hcu_digest_size' [-Wunused-function] static inline u32 ocs_hcu_digest_size(u32 algo) ^ 2 warnings generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS Selected by - LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86 vim +226 drivers/crypto/keembay/keembay-ocs-hcu-core.c 222 223 static int kmb_ocs_add_dma_tail(struct ocs_hcu_rctx *rctx, 224 dma_addr_t addr, size_t len) 225 { 227 return -EINVAL; 228 229 if (!len) 230 return 0; 231 232 rctx->dma_list_tail->src_adr = (u32)addr; 233 rctx->dma_list_tail->src_len = (u32)len; 234 rctx->dma_list_tail->ll_flags = 0; 235 rctx->dma_list_tail->nxt_desc = rctx->ll_dma_addr + 236 (virt_to_phys(rctx->dma_list_tail) - 237 virt_to_phys(rctx->dma_list_head)) + 238 sizeof(*rctx->dma_list_tail); 239 240 rctx->dma_list_tail++; 241 242 return 0; 243 } 244 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org