tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f01c30de86f1047e9bae1b1b1417b0ce8dcd15b1 commit: 6c8cf369517640edcb4305b38a27f592a54b7bbe usb: typec: Add QCOM PMIC typec detection driver date: 5 weeks ago config: powerpc-randconfig-c003-20201114 (attached as .config) compiler: powerpc64-linux-gcc (GCC) 9.3.0 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 6c8cf369517640edcb4305b38a27f592a54b7bbe # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): powerpc64-linux-ld: drivers/usb/typec/qcom-pmic-typec.o: in function `.qcom_pmic_typec_remove': powerpc64-linux-ld: drivers/usb/typec/qcom-pmic-typec.o: in function `.qcom_pmic_typec_check_connection': qcom-pmic-typec.c:(.text+0x128): undefined reference to `.usb_role_switch_set_role' powerpc64-linux-ld: drivers/usb/typec/qcom-pmic-typec.o: in function `.qcom_pmic_typec_probe': powerpc64-linux-ld: qcom-pmic-typec.c:(.text+0x524): undefined reference to `.usb_role_switch_put' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org