diff --git a/source/dnode/mgmt/main/dndExec.c b/source/dnode/mgmt/main/dndExec.c
index d76ef37a5d..b2d5732706 100644
--- a/source/dnode/mgmt/main/dndExec.c
+++ b/source/dnode/mgmt/main/dndExec.c
@@ -89,6 +89,7 @@ static int32_t dndNewProc(SMgmtWrapper *pWrapper, ENodeType n) {
 }
 
 static void dndProcessProcHandle(void *handle) {
+  dInfo("handle:%p, the child process dies and send an offline rsp", handle);
   SRpcMsg rpcMsg = {.handle = handle, .code = TSDB_CODE_DND_OFFLINE};
   rpcSendResponse(&rpcMsg);
 }
diff --git a/source/util/src/tprocess.c b/source/util/src/tprocess.c
index 1e71e7a8a9..e8abb38b9f 100644
--- a/source/util/src/tprocess.c
+++ b/source/util/src/tprocess.c
@@ -476,6 +476,7 @@ void taosProcCloseHandles(SProcObj *pProc, void (*HandleFp)(void *handle)) {
   while (h != NULL) {
     void *handle = *((void **)h);
     (*HandleFp)(handle);
+    h = taosHashIterate(pProc->hash, h);
   }
   taosThreadMutexUnlock(&pProc->pChildQueue->mutex);
 }
diff --git a/source/util/test/procTest.cpp b/source/util/test/procTest.cpp
index 9924b1bf4e..04a227e52b 100644
--- a/source/util/test/procTest.cpp
+++ b/source/util/test/procTest.cpp
@@ -103,7 +103,7 @@ TEST_F(UtilTesProc, 01_Push_Pop_Child) {
                    .parentFreeBodyFp = (ProcFreeFp)rpcFreeCont,
                    .shm = shm,
                    .parent = (void *)((int64_t)1235),
-                   .name = "child_queue"};
+                   .name = "1235_c"};
   SProcObj *cproc = taosProcInit(&cfg);
   ASSERT_NE(cproc, nullptr);
 
@@ -123,7 +123,7 @@ TEST_F(UtilTesProc, 01_Push_Pop_Child) {
     ASSERT_NE(taosProcPutToChildQ(cproc, &head, sizeof(SRpcMsg), body, i, 0, PROC_REQ), 0);
 
     cfg.isChild = true;
-    cfg.name = "child_queue";
+    cfg.name = "1235_p";
     SProcObj *pproc = taosProcInit(&cfg);
     ASSERT_NE(pproc, nullptr);
     taosProcRun(pproc);
@@ -160,12 +160,12 @@ TEST_F(UtilTesProc, 02_Push_Pop_Parent) {
                    .parentMallocBodyFp = (ProcMallocFp)rpcMallocCont,
                    .parentFreeBodyFp = (ProcFreeFp)rpcFreeCont,
                    .shm = shm,
-                   .parent = (void *)((int64_t)1235),
-                   .name = "child_queue"};
+                   .parent = (void *)((int64_t)1236),
+                   .name = "1236_c"};
   SProcObj *cproc = taosProcInit(&cfg);
   ASSERT_NE(cproc, nullptr);
 
-  cfg.name = "parent_queue";
+  cfg.name = "1236_p";
   cfg.isChild = true;
   SProcObj *pproc = taosProcInit(&cfg);
   ASSERT_NE(pproc, nullptr);
@@ -184,3 +184,61 @@ TEST_F(UtilTesProc, 02_Push_Pop_Parent) {
   taosProcCleanup(cproc);
   taosDropShm(&shm);
 }
+
+void ConsumeChild3(void *parent, void *pHead, int16_t headLen, void *pBody, int32_t bodyLen, ProcFuncType ftype) {
+  SRpcMsg msg;
+  memcpy(&msg, pHead, headLen);
+  char body[2000] = {0};
+  memcpy(body, pBody, bodyLen);
+
+  uDebug("====> parent:%" PRId64 " ftype:%d, headLen:%d bodyLen:%d handle:%" PRId64 " body:%s <====", (int64_t)parent,
+         ftype, headLen, bodyLen, (int64_t)msg.handle, body);
+  rpcFreeCont(pBody);
+  taosFreeQitem(pHead);
+}
+
+void processHandle(void *handle) { uDebug("----> remove handle:%" PRId64 " <----", (int64_t)handle); }
+
+TEST_F(UtilTesProc, 03_Handle) {
+  // uDebugFlag = 207;
+  shm.size = 3000;
+  ASSERT_EQ(taosCreateShm(&shm, 1237, shm.size), 0);
+  SProcCfg  cfg = {.childConsumeFp = (ProcConsumeFp)ConsumeChild3,
+                   .childMallocHeadFp = (ProcMallocFp)taosAllocateQitem,
+                   .childFreeHeadFp = (ProcFreeFp)taosFreeQitem,
+                   .childMallocBodyFp = (ProcMallocFp)rpcMallocCont,
+                   .childFreeBodyFp = (ProcFreeFp)rpcFreeCont,
+                   .parentConsumeFp = (ProcConsumeFp)NULL,
+                   .parentMallocHeadFp = (ProcMallocFp)taosMemoryMalloc,
+                   .parentFreeHeadFp = (ProcFreeFp)taosMemoryFree,
+                   .parentMallocBodyFp = (ProcMallocFp)rpcMallocCont,
+                   .parentFreeBodyFp = (ProcFreeFp)rpcFreeCont,
+                   .shm = shm,
+                   .parent = (void *)((int64_t)1235),
+                   .name = "1237_p"};
+  SProcObj *cproc = taosProcInit(&cfg);
+  ASSERT_NE(cproc, nullptr);
+
+  for (int32_t j = 0; j < 1; j++) {
+    int32_t i = 0;
+    for (i = 0; i < 20; ++i) {
+      head.handle = (void *)((int64_t)i);
+      ASSERT_EQ(taosProcPutToChildQ(cproc, &head, sizeof(SRpcMsg), body, i, (void *)((int64_t)i), PROC_REQ), 0);
+    }
+
+    cfg.isChild = true;
+    cfg.name = "child_queue";
+    SProcObj *pproc = taosProcInit(&cfg);
+    ASSERT_NE(pproc, nullptr);
+    taosProcRun(pproc);
+    taosProcCleanup(pproc);
+
+    taosProcRemoveHandle(cproc, (void *)((int64_t)3));
+    taosProcRemoveHandle(cproc, (void *)((int64_t)5));
+    taosProcRemoveHandle(cproc, (void *)((int64_t)6));
+    taosProcCloseHandles(cproc, processHandle);
+  }
+
+  taosProcCleanup(cproc);
+  taosDropShm(&shm);
+}