tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: e71e3a48a7e89fa71fb70bf4602367528864d2ff commit: 0b7338b27e821a61cfa695077aa352312c0ab2f6 [11080/11253] EDAC/igen6: Add Intel Tiger Lake SoC support config: x86_64-randconfig-r001-20210618 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d1baf2895467735ab14f4b3415fce204c0cc8e7f) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=0b7338b27e821a61cfa695077aa352312c0ab2f6 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 0b7338b27e821a61cfa695077aa352312c0ab2f6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: mce_register_decode_chain >>> referenced by igen6_edac.c >>> edac/igen6_edac.o:(igen6_probe) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: mce_unregister_decode_chain >>> referenced by igen6_edac.c >>> edac/igen6_edac.o:(igen6_remove) in archive drivers/built-in.a --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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