diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index 6401b50..c1df9b1 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -451,7 +451,7 @@
 		 * is the case for a RDMA_READ which copies from remote
 		 * to local memory */
 		if (!ro->op_write) {
-			BUG_ON(irqs_disabled());
+			WARN_ON(!page->mapping && irqs_disabled());
 			set_page_dirty(page);
 		}
 		put_page(page);