Hi, kernel test robot noticed the following build errors: [auto build test ERROR on 32f88d65f01bf6f45476d7edbe675e44fb9e1d58] url: https://github.com/intel-lab-lkp/linux/commits/wangshuaijie-awinic-com/dt-bindings-input-Add-YAML-to-Awinic-sar-sensor/20240605-172023 base: 32f88d65f01bf6f45476d7edbe675e44fb9e1d58 patch link: https://lore.kernel.org/r/20240605091143.163789-6-wangshuaijie%40awinic.com patch subject: [PATCH V2 5/5] Add support for Awinic sar sensor. config: arm-randconfig-r061-20240608 (https://download.01.org/0day-ci/archive/20240608/202406081000.gRWyFGXO-lkp@xxxxxxxxx/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project d7d2d4f53fc79b4b58e8d8d08151b577c3699d4a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240608/202406081000.gRWyFGXO-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/202406081000.gRWyFGXO-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: power_supply_reg_notifier >>> referenced by aw_sar.c >>> drivers/input/misc/aw_sar/aw_sar.o:(aw_sar_i2c_probe) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: power_supply_unreg_notifier >>> referenced by aw_sar.c >>> drivers/input/misc/aw_sar/aw_sar.o:(aw_sar_i2c_probe) in archive vmlinux.a >>> referenced by aw_sar.c >>> drivers/input/misc/aw_sar/aw_sar.o:(aw_sar_i2c_probe) in archive vmlinux.a >>> referenced by aw_sar.c >>> drivers/input/misc/aw_sar/aw_sar.o:(aw_sar_i2c_probe) in archive vmlinux.a >>> referenced 2 more times -- >> ld.lld: error: undefined symbol: power_supply_get_property >>> referenced by aw_sar.c >>> drivers/input/misc/aw_sar/aw_sar.o:(aw_sar_ps_notify_callback) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki