tree: https://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git smccc_v1_2_soc_id head: 81d10aa4c67cd4241388741a7d279a38c8bcfd00 commit: 81d10aa4c67cd4241388741a7d279a38c8bcfd00 [5/5] arm/arm64: smccc: Add ARCH_SOC_ID support config: arm-sunxi_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 81d10aa4c67cd4241388741a7d279a38c8bcfd00 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): arm-linux-gnueabi-ld: drivers/firmware/psci/soc_id.o: in function `smccc_soc_init': arm-linux-gnueabi-ld: drivers/firmware/psci/soc_id.o: in function `smccc_soc_exit': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org