From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A3F4C4338F for ; Mon, 16 Aug 2021 21:57:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79C6460F41 for ; Mon, 16 Aug 2021 21:57:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232419AbhHPV6Y (ORCPT ); Mon, 16 Aug 2021 17:58:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56378 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232376AbhHPV6X (ORCPT ); Mon, 16 Aug 2021 17:58:23 -0400 Received: from mail-pl1-x633.google.com (mail-pl1-x633.google.com [IPv6:2607:f8b0:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 69109C0613C1 for ; Mon, 16 Aug 2021 14:57:51 -0700 (PDT) Received: by mail-pl1-x633.google.com with SMTP id e15so22224258plh.8 for ; Mon, 16 Aug 2021 14:57:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:from:to:references:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=w0gBUvcfT9p7HZwNIy8O6fg521MOLC17VQ+Fm13oktc=; b=e/qUpIYLNwQBkBu6puLKC7WY25hd89SUf4iKG166+iewrTwI1VD7pdDtYQX3RHZTGh ZotGW4bghaT/4ufBCjSWigSGeuGUaJvEItfpMsUeFPcbw65/NgZU4afLLk62YTcA3VK5 yKlF7yH+EkUN/lq2fzIj03o0o6lLkBx7iWGT8BxfOt7fFo64WDqfBHGttx0pDwX41bD0 03w9UEl4ZPmUxFLQNMoU8F8ca0PVdW0D4Ds4ulq3Awz21wImMsioAcNnlMbpG727qNJ6 1XRhBP5WWFKBgL/QvLHiGpgXDJ1wXxG3KbZKWnAnegOjcQsrZuC1HCT7bK2FELDUruzw vuzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=w0gBUvcfT9p7HZwNIy8O6fg521MOLC17VQ+Fm13oktc=; b=TUYW64d8FQWAvFNsH0mLL7wVgnvdZBXeodVGOUFVjUT1wmE2DH+KrEJNT+f9UG7wsY S+z0YKrLWY4xZEdluyz2gmCyIDPW1qWljRiY5z9LYDoO0EzyjAUApH3xcJgmYr3Qqgtl WC41Asw9pm2KjJhJv4HDxG5ZUBgGauSspwf04dvZaRYYcRHDPAbDWeZPPBjIzOLsGjuI 28JXR6V3oefVQvS1O9QHbWQSe3sJMrA9LuTe3YnIMQTtGkwathyDq0lV5QWB6b2afrcf E4BYpJFL57SaxAf46u0puelhcwFW6l/NV862vCUPuj6iPO7OAmkMFkIsbr1gKKHtgMSa daWg== X-Gm-Message-State: AOAM530YZTa88SMRWlCOKAtYyIr10NePkOpUGj+9MXZ/xYFd7JCzCcTn SRvCU+jcUYXPN6Kqvo/ktz3ZEw== X-Google-Smtp-Source: ABdhPJxK9JdjhESwVsZ8+4W0CK7yZ7cjFJCGZX96Ju4XTfTfF4N7nHIt4NOzgHy6v91jxM/FriFBkA== X-Received: by 2002:a17:902:8648:b029:129:dda4:ddc2 with SMTP id y8-20020a1709028648b0290129dda4ddc2mr291848plt.4.1629151070864; Mon, 16 Aug 2021 14:57:50 -0700 (PDT) Received: from [192.168.1.116] ([66.219.217.159]) by smtp.gmail.com with ESMTPSA id j6sm132419pfi.220.2021.08.16.14.57.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 16 Aug 2021 14:57:50 -0700 (PDT) Subject: Re: [syzbot] general protection fault in __io_queue_sqe From: Jens Axboe To: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <00000000000011fc2505c9b41023@google.com> <8236fd18-bf97-b7c6-b2c7-84df0a9bd8e5@kernel.dk> Message-ID: Date: Mon, 16 Aug 2021 15:57:49 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <8236fd18-bf97-b7c6-b2c7-84df0a9bd8e5@kernel.dk> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 8/16/21 3:49 PM, Jens Axboe wrote: > On 8/16/21 3:41 PM, syzbot wrote: >> syzbot has found a reproducer for the following issue on: >> >> HEAD commit: b9011c7e671d Add linux-next specific files for 20210816 >> git tree: linux-next >> console output: https://syzkaller.appspot.com/x/log.txt?x=1784d5e9300000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=a245d1aa4f055cc1 >> dashboard link: https://syzkaller.appspot.com/bug?extid=2b85e9379c34945fe38f >> compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17479216300000 >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=147f0111300000 > > #syz test: git://git.kernel.dk/linux-block for-next Forgot to push out the update... #syz test: git://git.kernel.dk/linux-block 16a390b4109c6eaa65f84e31c2c1d19bcbeb666f -- Jens Axboe