exectuor: add stack trace for runtime panic (pingcap#50449)

ref pingcap#49882

pkg/util/util.go

@@ -300,7 +300,9 @@ func IsInCorrectIdentifierName(name string) bool {
 // GetRecoverError gets the error from recover.
 func GetRecoverError(r interface{}) error {
 	if err, ok := r.(error); ok {
-		return err
+		// Runtime panic also implements error interface.
+		// So do not forget to add stack info for it.
+		return errors.Trace(err)
 	}
 	return errors.Errorf("%v", r)
 }