Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934336AbeAJPaa (ORCPT + 1 other); Wed, 10 Jan 2018 10:30:30 -0500 Received: from www62.your-server.de ([213.133.104.62]:48002 "EHLO www62.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932516AbeAJPa1 (ORCPT ); Wed, 10 Jan 2018 10:30:27 -0500 Subject: Re: general protection fault in cgroup_fd_array_put_ptr To: syzbot , ast@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <001a114fcf2ce7d12705626b943d@google.com> From: Daniel Borkmann Message-ID: Date: Wed, 10 Jan 2018 16:30:24 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <001a114fcf2ce7d12705626b943d@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Authenticated-Sender: daniel@iogearbox.net Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On 01/10/2018 01:58 PM, syzbot wrote: > Hello, > > syzkaller hit the following crash on b4464bcab38d3f7fe995a7cb960eeac6889bec08 > 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 Currently looking into all of the reports. Looks they're all related to fd array map. Will get back once I have some more data & managed to reproduce. Thanks, Daniel