diff --git a/ext-src/swoole_runtime.cc b/ext-src/swoole_runtime.cc
index 9c57d9e051..46b7612947 100644
--- a/ext-src/swoole_runtime.cc
+++ b/ext-src/swoole_runtime.cc
@@ -2033,8 +2033,10 @@ static void hook_func(const char *name, size_t l_name, zif_handler handler, zend
     rf->ori_handler = zf->internal_function.handler;
     rf->ori_arg_info = zf->internal_function.arg_info;
 
-    ori_func_handlers.set(fn_name, rf->ori_handler);
-    ori_func_arg_infos.set(fn_name, rf->ori_arg_info);
+    if (sw_is_main_thread()) {
+        ori_func_handlers.set(fn_name, rf->ori_handler);
+        ori_func_arg_infos.set(fn_name, rf->ori_arg_info);
+    }
 
     zf->internal_function.handler = handler;
     if (arg_info) {
diff --git a/thirdparty/php/standard/proc_open.cc b/thirdparty/php/standard/proc_open.cc
index c1d1521a3f..bae5a1a48c 100644
--- a/thirdparty/php/standard/proc_open.cc
+++ b/thirdparty/php/standard/proc_open.cc
@@ -53,6 +53,14 @@ extern int openpty(int *, int *, char *, struct termios *, struct winsize *);
 static int le_proc_open;
 static const char *le_proc_name = "process/coroutine";
 
+static pid_t _co_waitpid(__pid_t __pid, int *__stat_loc, int __options) {
+#ifdef SW_THREAD
+    return System::waitpid_safe(__pid, __stat_loc, __options);
+#else
+    return System::waitpid(__pid, __stat_loc, __options);
+#endif
+}
+
 /* {{{ _php_array_to_envp
  * Process the `environment` argument to `proc_open`
  * Convert into data structures which can be passed to underlying OS APIs like `exec` on POSIX or
@@ -170,7 +178,7 @@ static void proc_co_rsrc_dtor(zend_resource *rsrc) {
     }
 
     if (proc->running) {
-        System::waitpid_safe(proc->child, &wstatus, 0);
+        _co_waitpid(proc->child, &wstatus, 0);
     }
     if (proc->wstatus) {
         *proc->wstatus = wstatus;
@@ -255,7 +263,7 @@ PHP_FUNCTION(swoole_proc_get_status) {
     add_assoc_long(return_value, "pid", (zend_long) proc->child);
 
     errno = 0;
-    wait_pid = System::waitpid_safe(proc->child, &wstatus, WNOHANG | WUNTRACED);
+    wait_pid = _co_waitpid(proc->child, &wstatus, WNOHANG | WUNTRACED);
 
     if (wait_pid == proc->child) {
         if (WIFEXITED(wstatus)) {