tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: e71ba9452f0b5b2e8dc8aa5445198cd9214a6a62 commit: 8b8319b181fd9d6821703fef1228b4dcde613a16 powerpc/44x: Don't support 440 when CONFIG_PPC_47x is set date: 5 weeks ago config: powerpc-randconfig-p002-20210105 (attached as .config) compiler: powerpc-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/?id=8b8319b181fd9d6821703fef1228b4dcde613a16 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 8b8319b181fd9d6821703fef1228b4dcde613a16 # 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 All errors (new ones prefixed by >>): {standard input}: Assembler messages: >> {standard input}:577: Error: unsupported relocation against base {standard input}:580: Error: unsupported relocation against base {standard input}:583: Error: unsupported relocation against base {standard input}:586: Error: unsupported relocation against base {standard input}:589: Error: unsupported relocation against base {standard input}:592: Error: unsupported relocation against base {standard input}:595: Error: unsupported relocation against base {standard input}:598: Error: unsupported relocation against base {standard input}:601: Error: unsupported relocation against base {standard input}:604: Error: unsupported relocation against base {standard input}:607: Error: unsupported relocation against base {standard input}:610: Error: unsupported relocation against base {standard input}:613: Error: unsupported relocation against base {standard input}:616: Error: unsupported relocation against base {standard input}:619: Error: unsupported relocation against base {standard input}:622: Error: unsupported relocation against base {standard input}:625: Error: unsupported relocation against base {standard input}:628: Error: unsupported relocation against base {standard input}:631: Error: unsupported relocation against base {standard input}:634: Error: unsupported relocation against base --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org