From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754288AbcBZNbH (ORCPT ); Fri, 26 Feb 2016 08:31:07 -0500 Received: from mail-wm0-f53.google.com ([74.125.82.53]:37802 "EHLO mail-wm0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754190AbcBZNbA (ORCPT ); Fri, 26 Feb 2016 08:31:00 -0500 From: Alexander Potapenko To: adech.fo@gmail.com, cl@linux.com, dvyukov@google.com, akpm@linux-foundation.org, ryabinin.a.a@gmail.com, rostedt@goodmis.org, iamjoonsoo.kim@lge.com, js1304@gmail.com, kcc@google.com Cc: kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v3 6/7] kasan: Test fix: Warn if the UAF could not be detected in kmalloc_uaf2 Date: Fri, 26 Feb 2016 14:30:45 +0100 Message-Id: X-Mailer: git-send-email 2.7.0.rc3.207.g0ac5344 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Alexander Potapenko --- lib/test_kasan.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/test_kasan.c b/lib/test_kasan.c index 90ad74f..82169fb 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -294,6 +294,8 @@ static noinline void __init kmalloc_uaf2(void) } ptr1[40] = 'x'; + if (ptr1 == ptr2) + pr_err("Could not detect use-after-free: ptr1 == ptr2\n"); kfree(ptr2); } -- 2.7.0.rc3.207.g0ac5344