tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15 head: 423a108a01e05e84b59a4c4885c16bf3cd8c90c7 commit: e2696a07cb200c0ca6be673ba2bc9f3e01384dc6 [441/907] crypto: zynqmp-sha: Adopted SHA3 support for ZynqMP Soc config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220210/202202101547.aXR0aUzu-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://github.com/Xilinx/linux-xlnx/commit/e2696a07cb200c0ca6be673ba2bc9... git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.15 git checkout e2696a07cb200c0ca6be673ba2bc9f3e01384dc6 # 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; Note: the xilinx-xlnx/xlnx_rebase_v5.15 HEAD 423a108a01e05e84b59a4c4885c16bf3cd8c90c7 builds fine. It only hurts bisectability. All errors (new ones prefixed by >>): drivers/crypto/xilinx/zynqmp-sha.c: In function 'zynqmp_sha_update': 120 | caches_clean_inval_user_pou((unsigned long)kbuf, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/crypto/xilinx/zynqmp-sha.c:23: At top level: include/linux/firmware/xlnx-zynqmp.h:1227:12: warning: 'zynqmp_pm_fpga_get_feature_list' defined but not used [-Wunused-function] 1227 | static int zynqmp_pm_fpga_get_feature_list(u32 *value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/firmware/xlnx-zynqmp.h:1222:12: warning: 'zynqmp_pm_fpga_get_version' defined but not used [-Wunused-function] 1222 | static int zynqmp_pm_fpga_get_version(u32 *value) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/firmware/xlnx-zynqmp.h:1173:12: warning: 'zynqmp_pm_sec_mask_write_reg' defined but not used [-Wunused-function] 1173 | static int zynqmp_pm_sec_mask_write_reg(const u32 node_id, const u32 offset, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/firmware/xlnx-zynqmp.h:1168:12: warning: 'zynqmp_pm_sec_read_reg' defined but not used [-Wunused-function] 1168 | static int zynqmp_pm_sec_read_reg(u32 node_id, u32 offset, u32 *ret_value) | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/caches_clean_inval_user_pou +120 drivers/crypto/xilinx/zynqmp-sha.c 102 103 static int zynqmp_sha_update(struct ahash_request *req) 104 { 105 struct zynqmp_sha_ctx *tctx = crypto_tfm_ctx(req->base.tfm); 106 struct zynqmp_sha_dev *dd = tctx->dd; 107 char *kbuf; 108 size_t dma_size = req->nbytes; 109 dma_addr_t dma_addr; 110 int ret; 111 112 if (!req->nbytes) 113 return 0; 114 115 kbuf = dma_alloc_coherent(dd->dev, dma_size, &dma_addr, GFP_KERNEL); 116 if (!kbuf) 117 return -ENOMEM; 118 119 scatterwalk_map_and_copy(kbuf, req->src, 0, req->nbytes, 0); 121 (unsigned long)kbuf + dma_size); 122 ret = zynqmp_pm_sha_hash(dma_addr, req->nbytes, ZYNQMP_SHA3_UPDATE); 123 if (ret) { 124 mutex_unlock(&zynqmp_sha.hw_engine_mutex); 125 goto end; 126 } 127 128 dma_free_coherent(dd->dev, dma_size, kbuf, dma_addr); 129 130 end: 131 return ret; 132 } 133 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org