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: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): git checkout 5d17569c4b792bc67cf56ff43d0cbbbb5c58effb # 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 >>, old ones prefixed by <<): check.c:80:0: error: "func_for_each_insn" redefined [-Werror] #define func_for_each_insn(file, func, insn) check.c:75:0: note: this is the location of the previous definition #define func_for_each_insn(file, func, insn) static struct instruction *next_insn_same_func(struct objtool_file *file, ^~~~~~~~~~~~~~~~~~~ scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr] scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr] cc1: all warnings being treated as errors 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