Hi Jing, kernel test robot noticed the following build errors: [auto build test ERROR on masahiroy-kbuild/fixes] [also build test ERROR on linus/master v6.11-rc7] [cannot apply to masahiroy-kbuild/for-next next-20240912] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Jing-Leng/kbuild-Support-separating-source-and-output-of-the-external-module/20240911-192242 base: https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git fixes patch link: https://lore.kernel.org/r/20240911112017.14427-1-3090101217%40zju.edu.cn patch subject: [PATCH] kbuild: Support separating source and output of the external module config: x86_64-kexec (attached as .config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240912/202409121947.7NkNsyuC-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202409121947.7NkNsyuC-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> make[3]: *** No rule to make target 'scripts/kconfig/lexer.lex.c', needed by 'scripts/kconfig/lexer.lex.o'. >> make[3]: *** No rule to make target 'scripts/kconfig/parser.tab.c', needed by 'scripts/kconfig/parser.tab.o'. make[3]: Target 'oldconfig' not remade because of errors. make[2]: *** [Makefile:680: oldconfig] Error 2 make[1]: *** [Makefile:224: __sub-make] Error 2 make[1]: Target 'oldconfig' not remade because of errors. make: *** [Makefile:224: __sub-make] Error 2 make: Target 'oldconfig' not remade because of errors. -- >> make[3]: *** No rule to make target 'scripts/kconfig/lexer.lex.c', needed by 'scripts/kconfig/lexer.lex.o'. >> make[3]: *** No rule to make target 'scripts/kconfig/parser.tab.c', needed by 'scripts/kconfig/parser.tab.o'. make[3]: Target 'olddefconfig' not remade because of errors. make[2]: *** [Makefile:680: olddefconfig] Error 2 make[1]: *** [Makefile:224: __sub-make] Error 2 make[1]: Target 'olddefconfig' not remade because of errors. make: *** [Makefile:224: __sub-make] Error 2 make: Target 'olddefconfig' not remade because of errors. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki