Fix fuzzer after opcache became mandatory (#19292)

Author: nielsdos

sapi/fuzzer/fuzzer-execute-common.h

@@ -139,33 +139,3 @@ ZEND_ATTRIBUTE_UNUSED static void opcache_invalidate(void) {
 	zval_ptr_dtor(&retval);
 	zend_exception_restore();
 }
-
-ZEND_ATTRIBUTE_UNUSED char *get_opcache_path(void) {
-	/* Try relative to cwd. */
-	char *p = realpath("modules/opcache.so", NULL);
-	if (p) {
-		return p;
-	}
-
-	/* Try relative to binary location. */
-	char path[MAXPATHLEN];
-#if defined(__FreeBSD__)
-	size_t pathlen = sizeof(path);
-	int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
-	if (sysctl(mib, 4, path, &pathlen, NULL, 0) < 0) {
-#else
-	if (readlink("/proc/self/exe", path, sizeof(path)) < 0) {
-#endif
-		ZEND_ASSERT(0 && "Failed to get binary path");
-		return NULL;
-	}
-
-	/* Get basename. */
-	char *last_sep = strrchr(path, '/');
-	if (last_sep) {
-		*last_sep = '\0';
-	}
-
-	strlcat(path, "/modules/opcache.so", sizeof(path));
-	return realpath(path, NULL);
-}

sapi/fuzzer/fuzzer-function-jit.c

@@ -50,18 +50,12 @@ int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
 }
 
 int LLVMFuzzerInitialize(int *argc, char ***argv) {
-	char *opcache_path = get_opcache_path();
-	assert(opcache_path && "Failed to determine opcache path");
-
 	char ini_buf[512];
 	snprintf(ini_buf, sizeof(ini_buf),
-		"zend_extension=%s\n"
 		"opcache.validate_timestamps=0\n"
 		"opcache.file_update_protection=0\n"
 		"opcache.jit_buffer_size=128M\n"
-		"opcache.protect_memory=1\n",
-		opcache_path);
-	free(opcache_path);
+		"opcache.protect_memory=1\n");
 
 	create_file();
 	fuzzer_init_php_for_execute(ini_buf);

sapi/fuzzer/fuzzer-tracing-jit.c

@@ -54,12 +54,8 @@ int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
 }
 
 int LLVMFuzzerInitialize(int *argc, char ***argv) {
-	char *opcache_path = get_opcache_path();
-	assert(opcache_path && "Failed to determine opcache path");
-
 	char ini_buf[512];
 	snprintf(ini_buf, sizeof(ini_buf),
-		"zend_extension=%s\n"
 		"opcache.validate_timestamps=0\n"
 		"opcache.file_update_protection=0\n"
 		"opcache.memory_consumption=1024\n"
@@ -71,9 +67,7 @@ int LLVMFuzzerInitialize(int *argc, char ***argv) {
 		"opcache.jit_max_root_traces=100000\n"
 		"opcache.jit_max_side_traces=100000\n"
 		"opcache.jit_max_exit_counters=100000\n"
-		"opcache.protect_memory=1\n",
-		opcache_path);
-	free(opcache_path);
+		"opcache.protect_memory=1\n");
 
 	create_file();
 	fuzzer_init_php_for_execute(ini_buf);