tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-5.4 head: 0619813532a0bed495354f3b5621a6c16c1f5c1c commit: 5d17569c4b792bc67cf56ff43d0cbbbb5c58effb [50/53] objtool: Rename func_for_each_insn_all() config: x86_64-allyesconfig (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3393cc4cebf9969db94dc424b7a2b6195589c33b) 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 git checkout 5d17569c4b792bc67cf56ff43d0cbbbb5c58effb # 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: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): #define func_for_each_insn(file, func, insn) ^ check.c:75:9: note: previous definition is here #define func_for_each_insn(file, func, insn) ^ 1 error generated. mv: cannot stat 'tools/objtool/.check.o.tmp': No such file or directory make[4]: *** [tools/build/Makefile.build:96: tools/objtool/check.o] Error 1 make[4]: Target '__build' not remade because of errors. make[3]: *** [Makefile:46: tools/objtool/objtool-in.o] Error 2 make[3]: Target 'all' not remade because of errors. make[2]: *** [Makefile:67: objtool] Error 2 make[1]: *** [Makefile:1807: tools/objtool] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:179: sub-make] Error 2 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org