tree: https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git opp/linux-next head: b9fd171ae7781c5eb2ecc5f3a59cb41b33c05be0 commit: b9fd171ae7781c5eb2ecc5f3a59cb41b33c05be0 [9/9] OPP: Add support for setting interconnect-tags config: x86_64-randconfig-a002-20200513 (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: git checkout b9fd171ae7781c5eb2ecc5f3a59cb41b33c05be0 # save the attached .config to linux build tree make ARCH=x86_64 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 >>): ld: drivers/opp/core.o: in function `_opp_table_kref_release': drivers/opp/core.c:1087: undefined reference to `icc_put' ld: drivers/opp/core.o: in function `dev_pm_opp_set_rate': drivers/opp/core.c:914: undefined reference to `icc_set_bw' ld: drivers/opp/of.o: in function `dev_pm_opp_of_find_icc_paths': drivers/opp/of.c:369: undefined reference to `of_icc_get_by_index' ld: drivers/opp/of.c:394: undefined reference to `icc_put' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org