Received: by 2002:ac0:aed5:0:0:0:0:0 with SMTP id t21csp2408353imb; Mon, 4 Mar 2019 04:32:40 -0800 (PST) X-Google-Smtp-Source: APXvYqzzj56b1IxxDQrLWKKk/+M+ZJd+hRtQN8PgzYqG+Ze0TUvYElxiK8m5QNG8wWh+ebLanUbG X-Received: by 2002:a63:5720:: with SMTP id l32mr18374797pgb.268.1551702760862; Mon, 04 Mar 2019 04:32:40 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1551702760; cv=none; d=google.com; s=arc-20160816; b=qJXFsNMkdY9sA7naS0Ghu7CpWlHbAcHEDVQt9GzCGT33Qy4UccPyyoqmJr+LV9wM6l N5fX2zCgYtmdFTxbUK2xLSZSDDpj/2FoQlcK3U1QWTZQMskmFKLgnn//6vJ+MCaC6jL/ C0mGshuEYOj9MYyY8teMDBCgw9CYITC8uAAwc/ebfcag19FLtsSoZdVING+bxvp2H25Q ks3qT7PeYsLhZcBKwzMckKmZUnM+/kAcsOWMN2ZBcHnwZamkf7+4RdXguW3t73mOzbUK mFmvs7RLLOYMGRSaXB/ChIbrKXmPtNyYZz4APablG9jXhYtmIy4jlJYZACXTlkfA0Qcb /mNw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=qHz5e3XhEblhyc3ufz2oAw852rtxVkkJ6eThV+LGt7g=; b=S3ykjfV1Wq8icbn6Y9J7Cdp41sr8scqdfR+o/6Uu6ZLE1U5MVGKYn6zAQLqq32V1a8 8Tarbl2bOibjeHzvTwgtqrQdKiZ7+ovOomUQMwbdpSJGvoRIrjZIXQYWX1DvKLkbOFBC zaefNG3P3Z0s2SXwfiWRTPExrhSSqK2G52EzvoLDEzij3FpdAFDOUPnpx7nWZZhKVl6I lraB4Ae7gBjGGfP2LD12l6x1tux3nV1u9oA32iKnoyfJvCnyWNLWsYgS8IWiyeMwxxGS OWEyWwELCzaG0XzuqF8ysAekTQs7fpgXj+i42EnQg1hAcqNeSP8X1wbd4ZTmXGMOSE7F YugA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id i190si5469109pfc.116.2019.03.04.04.32.25; Mon, 04 Mar 2019 04:32:40 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726485AbfCDMbE (ORCPT + 99 others); Mon, 4 Mar 2019 07:31:04 -0500 Received: from www62.your-server.de ([213.133.104.62]:43616 "EHLO www62.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726194AbfCDMbA (ORCPT ); Mon, 4 Mar 2019 07:31:00 -0500 Received: from [88.198.220.130] (helo=sslproxy01.your-server.de) by www62.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89_1) (envelope-from ) id 1h0mkE-0005YO-0O; Mon, 04 Mar 2019 13:30:58 +0100 Received: from [2a02:1205:34ea:9e0:5681:e3d2:fbd:7e53] (helo=linux.home) by sslproxy01.your-server.de with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1h0mkD-0008QA-MD; Mon, 04 Mar 2019 13:30:57 +0100 Subject: Re: BUG: unable to handle kernel paging request in bpf_prog_kallsyms_add To: Dmitry Vyukov , syzbot Cc: Alexei Starovoitov , LKML , netdev , syzkaller-bugs References: <0000000000009417ef0575802d44@google.com> From: Daniel Borkmann Message-ID: Date: Mon, 4 Mar 2019 13:30:56 +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: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Authenticated-Sender: daniel@iogearbox.net X-Virus-Scanned: Clear (ClamAV 0.100.2/25378/Mon Mar 4 11:47:26 2019) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/04/2019 08:45 AM, Dmitry Vyukov wrote: > On Mon, Sep 10, 2018 at 10:31 AM syzbot > wrote: >> >> Hello, >> >> syzbot found the following crash on: >> >> HEAD commit: f6f3bac08ff9 tools/bpf: bpftool: add net support >> git tree: bpf-next >> console output: https://syzkaller.appspot.com/x/log.txt?x=17940056400000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=8f59875069d721b6 >> dashboard link: https://syzkaller.appspot.com/bug?extid=c827a78260579449ad39 >> compiler: gcc (GCC) 8.0.1 20180413 (experimental) >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1611c7e1400000 > > This is still very actively happening. See the dashboard link for info > about more crashes. I'll take a look at it this week, thanks!