diff --git a/cmake/taostools_CMakeLists.txt.in b/cmake/taostools_CMakeLists.txt.in
index 5cc580a9c62c49f6de31f87a302f5f4e6ceb0f58..b75d4607b8a68376f2fdb600c8478d10ef0f3516 100644
--- a/cmake/taostools_CMakeLists.txt.in
+++ b/cmake/taostools_CMakeLists.txt.in
@@ -2,7 +2,7 @@
 # taos-tools
 ExternalProject_Add(taos-tools
         GIT_REPOSITORY https://github.com/taosdata/taos-tools.git
-        GIT_TAG 509ec72
+        GIT_TAG 285b5e0
         SOURCE_DIR "${TD_SOURCE_DIR}/tools/taos-tools"
         BINARY_DIR ""
         #BUILD_IN_SOURCE TRUE
diff --git a/source/dnode/vnode/src/tq/tqSink.c b/source/dnode/vnode/src/tq/tqSink.c
index 5ddca1f37bc4b8d9ac2dbde00c63956e8cdbdc75..16c2a5d033dc6e38497ba7e949817e421fcd87f6 100644
--- a/source/dnode/vnode/src/tq/tqSink.c
+++ b/source/dnode/vnode/src/tq/tqSink.c
@@ -304,7 +304,6 @@ void tqTableSink(SStreamTask* pTask, void* vnode, int64_t ver, void* data) {
   };
 
   if (tmsgPutToQueue(&pVnode->msgCb, WRITE_QUEUE, &msg) != 0) {
-    rpcFreeCont(submitReq);
     tqDebug("failed to put into write-queue since %s", terrstr());
   }
 }
diff --git a/source/libs/function/src/tudf.c b/source/libs/function/src/tudf.c
index 3f472b53a026de186bbab2e70d37997b2b2fda44..62427e0488773c3c6160ad4ed4b859b32881f6c3 100644
--- a/source/libs/function/src/tudf.c
+++ b/source/libs/function/src/tudf.c
@@ -961,6 +961,7 @@ void releaseUdfFuncHandle(char* udfName) {
   strcpy(key.udfName, udfName);
   SUdfcFuncStub *foundStub = taosArraySearch(gUdfdProxy.udfStubs, &key, compareUdfcFuncSub, TD_EQ);
   if (!foundStub) {
+    uv_mutex_unlock(&gUdfdProxy.udfStubsMutex);
     return;
   }
   if (foundStub->refCount > 0) {
diff --git a/tests/system-test/fulltest.sh b/tests/system-test/fulltest.sh
index 604add0eb3053bce78f70a824142a8e1263c58ac..f4a5c22d3979d1e8dbc9c681360360dd1fd45a15 100755
--- a/tests/system-test/fulltest.sh
+++ b/tests/system-test/fulltest.sh
@@ -156,8 +156,8 @@ python3 ./test.py -f 2-query/sin.py
 python3 ./test.py -f 2-query/sin.py -R
 python3 ./test.py -f 2-query/smaTest.py
 python3 ./test.py -f 2-query/smaTest.py -R
-#python3 ./test.py -f 2-query/sml.py
-#python3 ./test.py -f 2-query/sml.py -R
+python3 ./test.py -f 2-query/sml.py
+python3 ./test.py -f 2-query/sml.py -R
 python3 ./test.py -f 2-query/spread.py
 python3 ./test.py -f 2-query/spread.py -R
 python3 ./test.py -f 2-query/sqrt.py
@@ -512,6 +512,6 @@ python3 ./test.py -f 2-query/count_partition.py -Q 3
 python3 ./test.py -f 2-query/max_partition.py -Q 3
 python3 ./test.py -f 2-query/last_row.py -Q 3
 python3 ./test.py -f 2-query/tsbsQuery.py -Q 3
-#python3 ./test.py -f 2-query/sml.py -Q 3
+python3 ./test.py -f 2-query/sml.py -Q 3
 python3 ./test.py -f 2-query/interp.py -Q 3