--- x/drivers/gpu/drm/drm_prime.c
+++ y/drivers/gpu/drm/drm_prime.c
@@ -911,7 +911,7 @@ struct drm_gem_object *drm_gem_prime_imp
 
 	if (dma_buf->ops == &drm_gem_prime_dmabuf_ops) {
 		obj = dma_buf->priv;
-		if (obj->dev == dev) {
+		if (obj->dev == dev && (!obj->dma_buf || obj->dma_buf == dma_buf)) {
 			/*
 			 * Importing dmabuf exported from our own gem increases
 			 * refcount on gem itself instead of f_count of dmabuf.