From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752616AbdK0WCN (ORCPT ); Mon, 27 Nov 2017 17:02:13 -0500 Received: from mail.eperm.de ([89.247.134.16]:42498 "EHLO mail.eperm.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752258AbdK0WCM (ORCPT ); Mon, 27 Nov 2017 17:02:12 -0500 From: Stephan =?ISO-8859-1?Q?M=FCller?= To: syzbot Cc: davem@davemloft.net, herbert@gondor.apana.org.au, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: KASAN: use-after-free Read in aead_recvmsg Date: Mon, 27 Nov 2017 23:02:08 +0100 Message-ID: <2409323.isfI9bk5QC@positron.chronox.de> In-Reply-To: <001a113ebb5ece8a7a055efb7676@google.com> References: <001a113ebb5ece8a7a055efb7676@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Montag, 27. November 2017, 19:56:46 CET schrieb syzbot: Hi, > Hello, > > syzkaller hit the following crash on > 6fc478f80f6809cc4b1a4230f47a62d3b7378dc0 > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console output is attached. > C reproducer is attached > syzkaller reproducer is attached. See https://goo.gl/kgGztJ > for information about syzkaller reproducers Could you please re-perform the test applying the patch https:// git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6.git/commit/? id=8e1fa89aa8bc2870009b4486644e4a58f2e2a4f5 ? At least I am not able to reproduce that issue using the repro.c with the patch applied. Thanks a lot. Ciao Stephan