tree: https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git dynrela head: adb09db70e1407b457371ecf4e1aa9545178c46a commit: adb09db70e1407b457371ecf4e1aa9545178c46a [2/2] it works config: i386-defconfig (attached as .config) compiler: gcc-7 (Debian 7.4.0-14) 7.4.0 reproduce: git checkout adb09db70e1407b457371ecf4e1aa9545178c46a # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): kernel/module.c: In function 'apply_relocations': err = klp_write_relocations(info->hdr, info->sechdrs, ^~~~ In file included from kernel/module.c:47:0: include/linux/livepatch.h:232:19: note: expected 'Elf64_Shdr * {aka struct elf64_shdr *}' but argument is of type 'Elf32_Shdr * const {aka struct elf32_shdr * const}' static inline int klp_write_relocations(Elf_Ehdr *ehdr, Elf64_Shdr *sechdrs, ^~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/klp_write_relocations +2331 kernel/module.c 2312 2313 static int apply_relocations(struct module *mod, const struct load_info *info) 2314 { 2315 unsigned int i; 2316 int err = 0; 2317 2318 /* Now do relocations. */ 2319 for (i = 1; i < info->hdr->e_shnum; i++) { 2320 unsigned int infosec = info->sechdrs[i].sh_info; 2321 2322 /* Not a valid relocation section? */ 2323 if (infosec >= info->hdr->e_shnum) 2324 continue; 2325 2326 /* Don't bother with non-allocated sections */ 2327 if (!(info->sechdrs[infosec].sh_flags & SHF_ALLOC)) 2328 continue; 2329 2330 if (info->sechdrs[i].sh_flags & SHF_RELA_LIVEPATCH) 2332 info->secstrings, 2333 info->strtab, 2334 info->index.sym, mod, NULL); 2335 else if (info->sechdrs[i].sh_type == SHT_REL) 2336 err = apply_relocate(info->sechdrs, info->strtab, 2337 info->index.sym, i, mod); 2338 else if (info->sechdrs[i].sh_type == SHT_RELA) 2339 err = apply_relocate_add(info->sechdrs, info->strtab, 2340 info->index.sym, i, mod); 2341 if (err < 0) 2342 break; 2343 } 2344 return err; 2345 } 2346 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation