case FILTER_OP_LOAD_FIELD_REF_STRING:
case FILTER_OP_LOAD_FIELD_REF_SEQUENCE:
case FILTER_OP_GET_CONTEXT_REF_STRING:
+ case FILTER_OP_LOAD_FIELD_REF_USER_STRING:
+ case FILTER_OP_LOAD_FIELD_REF_USER_SEQUENCE:
{
if (vstack_push(stack)) {
ret = -EINVAL;