Hi Amit, FYI, the error/warning still remains. tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15 head: 40f1e2bdc3cc357463ee648832b5eadbe529277f commit: ad3ea50420b2f1742f84afbb0de7dd0b355298c2 [848/1340] spi: spi-zynqmp-gqspi: Add dual parallel and stacked mode support in driver config: hexagon-randconfig-r045-20221002 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920) 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/ad3ea50420b2f1742f84afbb0de7dd0b355298c2 git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.15 git checkout ad3ea50420b2f1742f84afbb0de7dd0b355298c2 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: update_stripe >>> referenced by spi-zynqmp-gqspi.c >>> spi/spi-zynqmp-gqspi.o:(zynqmp_qspi_exec_op) in archive drivers/built-in.a >>> referenced by spi-zynqmp-gqspi.c >>> spi/spi-zynqmp-gqspi.o:(zynqmp_qspi_exec_op) in archive drivers/built-in.a -- 0-DAY CI Kernel Test Service https://01.org/lkp