diff --git a/source/dnode/vnode/src/tsdb/tsdbRead2.c b/source/dnode/vnode/src/tsdb/tsdbRead2.c
index 3503fbdba19ae600391431d73b3e58841496fc8b..bf23c18cf66ca69d2107a791cf6e74e67eb53714 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead2.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead2.c
@@ -1079,6 +1079,10 @@ static int32_t doLoadFileBlock(STsdbReader* pReader, SArray* pIndexList, SBlockN
       continue;
     }
 
+    if (pScanInfo->pBlockList == NULL) {
+      pScanInfo->pBlockList = taosArrayInit(4, sizeof(SBrinRecord));
+    }
+
     void* p1 = taosArrayPush(pScanInfo->pBlockList, pRecord);
     if (p1 == NULL) {
       return TSDB_CODE_OUT_OF_MEMORY;