diff --git a/.github/workflows/push-check-go118.yml b/.github/workflows/push-check-go118.yml
index c2d501c78..cc758fb58 100644
--- a/.github/workflows/push-check-go118.yml
+++ b/.github/workflows/push-check-go118.yml
@@ -25,8 +25,8 @@ jobs:
 
       - name: Unit Test
         run: |
-          GOMAXPROCS=4 go test -v -gcflags=-d=checkptr=0 ./...
-          GOMAXPROCS=4 go test -v -gcflags=-d=checkptr=0 ./external_jsonlib_test/...
+          GOMAXPROCS=4 go test -v -race -gcflags=-d=checkptr=0 ./...
+          GOMAXPROCS=4 go test -v -race -gcflags=-d=checkptr=0 ./external_jsonlib_test/...
       
       - name: Generic Test
-        run: GOMAXPROCS=4 go test -v -gcflags=-d=checkptr=0 ./generic_test
\ No newline at end of file
+        run: GOMAXPROCS=4 go test -v -race -gcflags=-d=checkptr=0 ./generic_test
\ No newline at end of file
diff --git a/internal/rt/stackmap.go b/internal/rt/stackmap.go
index e2c28c598..84ed9a95f 100644
--- a/internal/rt/stackmap.go
+++ b/internal/rt/stackmap.go
@@ -152,6 +152,7 @@ type StackMapBuilder struct {
     b Bitmap
 }
 
+//go:nocheckptr
 func (self *StackMapBuilder) Build() (p *StackMap) {
     nb := len(self.b.B)
     bm := mallocgc(_StackMapSize + uintptr(nb) - 1, byteType, false)