diff --git a/drivers/iommu/iommufd/pages.c b/drivers/iommu/iommufd/pages.c
index 03c8379bbc34..404f31d8f729 100644
--- a/drivers/iommu/iommufd/pages.c
+++ b/drivers/iommu/iommufd/pages.c
@@ -2451,6 +2451,9 @@ int iopt_area_add_access(struct iopt_area *area, unsigned long start_index,
 	if ((flags & IOMMUFD_ACCESS_RW_WRITE) && !pages->writable)
 		return -EPERM;
 
+	if (iopt_is_dmabuf(pages))
+		return -EINVAL;
+
 	mutex_lock(&pages->mutex);
 	access = iopt_pages_get_exact_access(pages, start_index, last_index);
 	if (access) {