tools/objtool/check.c

207 			if (!strcmp(func->name, global_noreturns[i]))
385 		if (strcmp(sec->name, ".altinstr_replacement") &&
386 		    strcmp(sec->name, ".altinstr_aux") &&
387 		    strncmp(sec->name, ".discard.", 9))
390 		if (!strcmp(sec->name, ".noinstr.text") ||
391 		    !strcmp(sec->name, ".entry.text") ||
392 		    !strcmp(sec->name, ".cpuidle.text") ||
393 		    !strncmp(sec->name, ".text..__x86.", 13))
402 		if (!strcmp(sec->name, ".init.text") && !opts.module)
444 //		printf("%s: last chunk used: %d\n", sec->name, (int)idx);
455 				     func->name);
464 				     func->name);
603 			WARN("unexpected relocation symbol type in %s", rsec->name);
614 				     reloc->sym->sec->name, offset);
619 			     reloc->sym->sec->name, offset);
643 			WARN("unexpected relocation symbol type in %s", rsec->name);
654 				     reloc->sym->sec->name, offset);
659 			     reloc->sym->sec->name, offset);
710 		key_name = strdup(insn_call_dest(insn)->name);
717 			WARN("static_call: trampoline name malformed: %s", key_name);
873 		    (!strcmp(sym->name, "init_module") ||
874 		     !strcmp(sym->name, "cleanup_module")))
875 			WARN("%s(): not an indirect call target", sym->name);
906 		if (strncmp(sym->name, "__cfi_", 6))
922 		if (strncmp(sym->name, "__cfi_", 6))
1049 			     rsec->name, reloc->sym->type);
1246 	const char **name;
1251 	for (name = uaccess_safe_builtin; *name; name++) {
1252 		func = find_symbol_by_name(file->elf, *name);
1278 			WARN("unexpected relocation symbol type in %s", rsec->name);
1367 	if (!strcmp(insn->sec->name, ".altinstr_replacement"))
1612 				  dest_sec->name, dest_off);
1653 			if (!strstr(insn_func(insn)->name, ".cold") &&
1654 			    strstr(insn_func(jump_dest)->name, ".cold")) {
1725 					  reloc->sym->sec->name, dest_off);
2263 			WARN("unexpected relocation symbol type in %s", sec->rsec->name);
2360 			WARN("unexpected relocation symbol type in %s", rsec->name);
2396 			WARN("unexpected relocation symbol type in %s", rsec->name);
2415 			WARN("unexpected relocation symbol type in %s", rsec->name);
2443 			WARN("unexpected relocation symbol type in %s", rsec->name);
2474 			     rsec->name);
2500 				  insn->sec->name, dest_off);
2509  * Return true if name matches an instrumentation function, where calls to that
2512 static bool is_profiling_func(const char *name)
2517 	if (!strncmp(name, "__sanitizer_cov_", 16))
2526 	if (!strncmp(name, "__tsan_func_", 12) ||
2527 	    !strcmp(name, "__tsan_atomic_signal_fence"))
2538 		if (func->type == STT_NOTYPE && strstarts(func->name, ".L"))
2544 		if (!strncmp(func->name, STATIC_CALL_TRAMP_PREFIX_STR,
2557 		if (arch_ftrace_match(func->name))
2560 		if (is_profiling_func(func->name))
2583 		if (!strncmp(sec->name, ".rodata", 7) &&
2584 		    !strstr(sec->name, ".str1.")) {
3389 		return insn_call_dest(insn)->name;
3392 	if (reloc && !strcmp(reloc->sym->name, "pv_ops")) {
3408 	if (!reloc || strcmp(reloc->sym->name, "pv_ops"))
3420 			WARN("pv_ops[%d]: %s", idx, target->name);
3460 	if (!strncmp(func->name, "__ubsan_handle_", 15))
3591 			if (!strncmp(func->name, "__cfi_", 6) ||
3592 			    !strncmp(func->name, "__pfx_", 6))
3596 			     func->name, insn_func(insn)->name);
3811 			WARN("%s: unexpected end of section", sec->name);
3930 				     insn_call_dest(insn)->name);
4028 		!strcmp(insn_call_dest(insn)->name, "__asan_handle_no_return"));
4034 		!strcmp(insn_call_dest(insn)->name,
4050 	if (!strcmp(insn->sec->name, ".altinstr_replacement") ||
4051 	    !strcmp(insn->sec->name, ".altinstr_aux"))
4087 			    strstr(insn_func(insn->jump_dest)->name, ".cold")) {
4223 		WARN("%s() is missing an ELF size annotation", sym->name);
4474 		if ((!strncmp(sec->name, ".discard", 8) &&
4475 		     strcmp(sec->name, ".discard.ibt_endbr_noseal"))	||
4476 		    !strncmp(sec->name, ".debug", 6)			||
4477 		    !strcmp(sec->name, ".altinstructions")		||
4478 		    !strcmp(sec->name, ".ibt_endbr_seal")		||
4479 		    !strcmp(sec->name, ".orc_unwind_ip")		||
4480 		    !strcmp(sec->name, ".parainstructions")		||
4481 		    !strcmp(sec->name, ".retpoline_sites")		||
4482 		    !strcmp(sec->name, ".smp_locks")			||
4483 		    !strcmp(sec->name, ".static_call_sites")		||
4484 		    !strcmp(sec->name, "_error_injection_whitelist")	||
4485 		    !strcmp(sec->name, "_kprobe_blacklist")		||
4486 		    !strcmp(sec->name, "__bug_table")			||
4487 		    !strcmp(sec->name, "__ex_table")			||
4488 		    !strcmp(sec->name, "__jump_table")			||
4489 		    !strcmp(sec->name, "__mcount_loc")			||
4490 		    !strcmp(sec->name, ".kcfi_traps")			||
4491 		    strstr(sec->name, "__patchable_function_entries"))
4554 	if (!strcmp(call_dest->name, "exc_double_fault")) {
4581 					  call_dest->name);
4652 				funcs = malloc(strlen(sym->name) + 1);
4653 				strcpy(funcs, sym->name);
4655 				tmp = malloc(strlen(funcs) + strlen(sym->name) + 2);
4656 				sprintf(tmp, "%s %s", funcs, sym->name);