Hi Arnaud, kernel test robot noticed the following build errors: [auto build test ERROR on 9852d85ec9d492ebef56dc5f229416c925758edc] url: https://github.com/intel-lab-lkp/linux/commits/Arnaud-Pouliquen/remoteproc-core-Introduce-rproc_pa_to_va-helper/20241007-212358 base: 9852d85ec9d492ebef56dc5f229416c925758edc patch link: https://lore.kernel.org/r/20241007131620.2090104-8-arnaud.pouliquen%40foss.st.com patch subject: [PATCH v10 7/7] remoteproc: stm32: Add support of an OP-TEE TA to load the firmware config: arm-randconfig-r054-20241008 (https://download.01.org/0day-ci/archive/20241009/202410090225.d3bZaaqk-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project fef3566a25ff0e34fb87339ba5e13eca17cec00f) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241009/202410090225.d3bZaaqk-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/202410090225.d3bZaaqk-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: tee_client_invoke_func >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_release_fw) in archive vmlinux.a >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_load_fw) in archive vmlinux.a >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_parse_fw) in archive vmlinux.a >>> referenced 3 more times -- >> ld.lld: error: undefined symbol: tee_shm_register_kernel_buf >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_load_fw) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_shm_free >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_load_fw) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_client_open_session >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_register) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_client_close_session >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_unregister) in archive vmlinux.a >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_remove) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_client_open_context >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_probe) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_client_close_context >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_probe) in archive vmlinux.a >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_remove) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: tee_bus_type >>> referenced by remoteproc_tee.c >>> drivers/remoteproc/remoteproc_tee.o:(tee_rproc_fw_driver) in archive vmlinux.a Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for REMOTEPROC_TEE Depends on [n]: REMOTEPROC [=y] && OPTEE [=n] Selected by [y]: - STM32_RPROC [=y] && (ARCH_STM32 [=n] || COMPILE_TEST [=y]) && REMOTEPROC [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki