Hi Valentin, kernel test robot noticed the following build errors: [auto build test ERROR on abelloni/rtc-next] [also build test ERROR on atorgue-stm32/stm32-next robh/for-next linus/master v6.10-rc7 next-20240712] [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/Valentin-Caron/dt-bindings-rtc-stm32-describe-pinmux-nodes/20240711-233937 base: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next patch link: https://lore.kernel.org/r/20240711140843.3201530-3-valentin.caron%40foss.st.com patch subject: [PATCH 2/4] rtc: stm32: add pinctrl and pinmux interfaces config: i386-buildonly-randconfig-002-20240713 (https://download.01.org/0day-ci/archive/20240713/202407130943.ie6n2Orh-lkp@xxxxxxxxx/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240713/202407130943.ie6n2Orh-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/202407130943.ie6n2Orh-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: devm_pinctrl_register_and_init >>> referenced by rtc-stm32.c >>> drivers/rtc/rtc-stm32.o:(stm32_rtc_probe) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: pinctrl_enable >>> referenced by rtc-stm32.c >>> drivers/rtc/rtc-stm32.o:(stm32_rtc_probe) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki