diff --git a/fs/bcachefs/util.c b/fs/bcachefs/util.c
index 3a69e3409e89..2af77c410179 100644
--- a/fs/bcachefs/util.c
+++ b/fs/bcachefs/util.c
@@ -734,6 +734,7 @@ void eytzinger1_test(void)
 
 			inorder++;
 		}
+		BUG_ON(inorder - 1 != size);
 	}
 }
 
@@ -767,6 +768,7 @@ void eytzinger0_test(void)
 
 			inorder++;
 		}
+		BUG_ON(inorder != size);
 	}
 }