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 ECC92C4338F for ; Mon, 16 Aug 2021 21:49:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C028C60F39 for ; Mon, 16 Aug 2021 21:49:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232220AbhHPVu1 (ORCPT ); Mon, 16 Aug 2021 17:50:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229987AbhHPVu0 (ORCPT ); Mon, 16 Aug 2021 17:50:26 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2D59C061764 for ; Mon, 16 Aug 2021 14:49:54 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id j1so28643482pjv.3 for ; Mon, 16 Aug 2021 14:49:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=fPCjWgqX+3/mEIfqbp98iVRrYqeF+Ke0tX99HW2DLOE=; b=HqGhGXenLqa31YLQmzWywUKVR3MSaGYsx84QL+SGvf6q2e9ul5NVRG0IkOJ1ef3UKJ FT5xYWIxUX3p5gDEVoF4NeaRCFHRkVeXVWSXYFILcI/83Fogfg5OLC1rQCbjfVco1wSF 5aNdZ0t2nhmchiUBdTMHpcSeRukMirVtpn4xljbUzZ8o1OlwcnnUu62z4EppDB7lYD4z aDfIf4UtaW5GiutXH2UEm339oKldAZ6DORjgzemb/0Huod+QBq8fKhL4bWEPVs77eCdV QRGQoUXWoFAe9mvY056nCX/ndVf9vht1Nl5UCcUnVyou6UFnnRWzg2qat16a+VgwHxrW McIw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=fPCjWgqX+3/mEIfqbp98iVRrYqeF+Ke0tX99HW2DLOE=; b=Cm6MXq9z85enmfl0VeYwlDxLvU3t7JvOGnPmh8Wj4KVzmOkr8Oj6ap113Ivw7D8TG0 72TSBPQMaC/dyOyzW3ZehFxCi8YOvxQoDMCPpqHIF1wv/7XC1nQt1xHs1omBhdbHwQ9n 2ZLQUxdAEeIxuk3AeWMUxDdKKXzDos/dsDSHLqYWPQTj2YGGODuY3FbmS59DauT+VLRj 9UkZBb4PRPhrA3AHvlBZrHyKb3YXy1yS10VR9LKP5OZ+/cPA/FG6SAE5/M0uvTqdV0kP fA75HNhIOvdKpnBkTDwj/EZf1v1/py0WkIkkhZeTZvzfggmp7grPWVBwAPl2eVclnQiC 4ysA== X-Gm-Message-State: AOAM532IAWL+K9VBSm1fywFUO+lQhCp/4dBGdQT+nPDDCp5grLw0HqfP 3LgDMFvL91hKFo97OLkGGf3cIA== X-Google-Smtp-Source: ABdhPJwElnQo3mvh8vErvFS5KTctdbkZs49cCpCdIXRupV4fwTZ/oQnioQo294P4UStdwg44I5wWaw== X-Received: by 2002:a65:6393:: with SMTP id h19mr194321pgv.64.1629150594025; Mon, 16 Aug 2021 14:49:54 -0700 (PDT) Received: from [192.168.1.116] ([66.219.217.159]) by smtp.gmail.com with ESMTPSA id gz17sm109945pjb.8.2021.08.16.14.49.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 16 Aug 2021 14:49:53 -0700 (PDT) Subject: Re: [syzbot] general protection fault in __io_queue_sqe To: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <00000000000011fc2505c9b41023@google.com> From: Jens Axboe Message-ID: <8236fd18-bf97-b7c6-b2c7-84df0a9bd8e5@kernel.dk> Date: Mon, 16 Aug 2021 15:49:52 -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: <00000000000011fc2505c9b41023@google.com> 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 3:41 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 -- Jens Axboe