diff --git a/include/uv/unix.h b/include/uv/unix.h
index ea37d78768654eef98e10982a6b6ddce934bbbbf..ab694b5f18092acb4d4451ad3a86fdb69b5fb916 100644
--- a/include/uv/unix.h
+++ b/include/uv/unix.h
@@ -219,6 +219,7 @@ typedef struct {
 } uv_lib_t;
 
 #define UV_LOOP_PRIVATE_FIELDS                                                \
+  unsigned int magic;                                                         \
   unsigned long flags;                                                        \
   int backend_fd;                                                             \
   void* pending_queue[2];                                                     \
diff --git a/include/uv/win.h b/include/uv/win.h
index 62be4b04ea81286bcff9a2f1dc7fee7f0df5c0bc..3f628930e0b51ef90a279e0aee1bf2c0702ddb78 100644
--- a/include/uv/win.h
+++ b/include/uv/win.h
@@ -323,6 +323,7 @@ typedef struct {
 } uv_lib_t;
 
 #define UV_LOOP_PRIVATE_FIELDS                                                \
+  unsigned int magic;                                                         \
     /* The loop's I/O completion port */                                      \
   HANDLE iocp;                                                                \
   /* The current time according to the event loop. in msecs. */               \
diff --git a/src/threadpool.c b/src/threadpool.c
index 154c953df7f564274d021b292a72e333168a49f4..45dc00fe0bc02451cc3c0649785a21e23060ddb0 100644
--- a/src/threadpool.c
+++ b/src/threadpool.c
@@ -23,6 +23,8 @@
 
 #if !defined(_WIN32)
 # include "unix/internal.h"
+#else
+# include "win/internal.h"
 #endif
 
 #include <stdlib.h>
@@ -30,6 +32,9 @@
 #include <assert.h>
 #include "ffrt_inner.h"
 #endif
+#ifdef _GNU_SOURCE
+#include <dlfcn.h>
+#endif
 
 #define MAX_THREADPOOL_SIZE 1024
 
@@ -374,20 +379,52 @@ static void uv__queue_done(struct uv__work* w, int err) {
 
 
 #ifdef USE_FFRT
+#define UV_LOG(level, fmt, ...) do {                              \
+if (HiLogPrint)                                                   \
+  HiLogPrint(3, level, 0xD003900, "UV", fmt, ##__VA_ARGS__);      \
+} while (0)
+#define UV_LOGI(fmt, ...) UV_LOG(4, fmt, ##__VA_ARGS__)
+#define UV_LOGE(fmt, ...) UV_LOG(6, fmt, ##__VA_ARGS__)
+
+
+static int (*HiLogPrint)(int, int, unsigned int, const char*, const char*, ...);
+
+static uv_once_t g_closed_uv_loop_rwlock_once = UV_ONCE_INIT;
+static uv_rwlock_t g_closed_uv_loop_rwlock;
+
+
+static void init_closed_uv_loop_rwlock_once(void) {
+  uv_rwlock_init(&g_closed_uv_loop_rwlock);
+#ifdef _GNU_SOURCE
+  HiLogPrint = (int (*)(int, int, unsigned int, const char*, const char*, ...))dlsym(RTLD_DEFAULT, "HiLogPrint");
+#endif
+}
+
 void uv__ffrt_work(ffrt_executor_task_t* data, ffrt_qos_t qos)
 {
   struct uv__work* w = (struct uv__work *)data;
   w->work(w);
   uv__loop_internal_fields_t* lfields = uv__get_internal_fields(w->loop);
 
-  if (&lfields->wq_sub[qos][0] == NULL || &lfields->wq_sub[qos][1] == NULL)
+  uv_once(&g_closed_uv_loop_rwlock_once, init_closed_uv_loop_rwlock_once);
+  uv_rwlock_rdlock(&g_closed_uv_loop_rwlock);
+  if (w->loop->magic != UV_LOOP_MAGIC
+      || !lfields
+      || qos >= ARRAY_SIZE(lfields->wq_sub)
+      || !lfields->wq_sub[qos][0]
+      || !lfields->wq_sub[qos][1]) {
+    uv_rwlock_rdunlock(&g_closed_uv_loop_rwlock);
+    uv_work_t* req = container_of(w, uv_work_t, work_req);
+    UV_LOGE("uv_loop(%p:%#x) in task(%p:%p) is invalid", w->loop, w->loop->magic, req->work_cb, req->after_work_cb);
     return;
+  }
 
   uv_mutex_lock(&w->loop->wq_mutex);
   w->work = NULL; /* Signal uv_cancel() that the work req is done executing. */
   QUEUE_INSERT_TAIL(&(lfields->wq_sub[qos]), &w->wq);
   uv_async_send(&w->loop->wq_async);
   uv_mutex_unlock(&w->loop->wq_mutex);
+  uv_rwlock_rdunlock(&g_closed_uv_loop_rwlock);
 }
 
 static void init_once(void)
diff --git a/src/unix/internal.h b/src/unix/internal.h
index f418572dea6a5c16e7ae539f507d84160ac28198..c175fa97a3af8e67a586677fa3f9ed65334ecb82 100644
--- a/src/unix/internal.h
+++ b/src/unix/internal.h
@@ -33,6 +33,8 @@
 #include <errno.h>
 #include <sys/socket.h>
 
+#define UV_LOOP_MAGIC 0x100B100BU
+
 #if defined(__STRICT_ANSI__)
 # define inline __inline
 #endif
diff --git a/src/win/internal.h b/src/win/internal.h
index 17e399be5c7a75216dd22f702b3014e019ae650a..6379582263121679ee81b72cb519f15681cb9bfc 100644
--- a/src/win/internal.h
+++ b/src/win/internal.h
@@ -29,6 +29,8 @@
 #include "winapi.h"
 #include "winsock.h"
 
+#define UV_LOOP_MAGIC 0x700B700BU
+
 #ifdef _MSC_VER
 # define INLINE __inline
 # define UV_THREAD_LOCAL __declspec( thread )