diff --git a/src/unix/linux.c b/src/unix/linux.c
index d361171..5042ea6 100644
--- a/src/unix/linux.c
+++ b/src/unix/linux.c
@@ -1510,8 +1510,13 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
         continue;
       }
 
+#ifndef USE_OHOS_DFX
       assert(fd >= 0);
       assert((unsigned) fd < loop->nwatchers);
+#else
+      if (fd < 0 || (unsigned) fd >= loop->nwatchers)
+        continue;
+#endif
 
       w = loop->watchers[fd];