diff --git a/src/runtime/stack.go b/src/runtime/stack.go
index efaa799022..284c6b3b84 100644
--- a/src/runtime/stack.go
+++ b/src/runtime/stack.go
@@ -1328,8 +1328,7 @@ func getStackMap(frame *stkframe, cache *pcvalueCache, debug bool) (locals, args
 		if p != nil {
 			n := *(*uintptr)(p)
 			p = add(p, goarch.PtrSize)
-			r0 := (*stackObjectRecord)(noescape(p))
-			objs = unsafe.Slice(r0, int(n))
+			*(*slice)(unsafe.Pointer(&objs)) = slice{array: noescape(p), len: int(n), cap: int(n)}
 			// Note: the noescape above is needed to keep
 			// getStackMap from "leaking param content:
 			// frame".  That leak propagates up to getgcmask, then