diff --git a/fs/jbd/commit.c b/fs/jbd/commit.c
index d2f652e..cd931ef 100644
--- a/fs/jbd/commit.c
+++ b/fs/jbd/commit.c
@@ -472,6 +472,9 @@
 	 */
 	commit_transaction->t_state = T_COMMIT;
 
+	J_ASSERT(commit_transaction->t_nr_buffers <=
+		 commit_transaction->t_outstanding_credits);
+
 	descriptor = NULL;
 	bufs = 0;
 	while (commit_transaction->t_buffers) {