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=-11.1 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 253B7C433EF for ; Fri, 3 Sep 2021 20:38:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1119A610CF for ; Fri, 3 Sep 2021 20:38:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239024AbhICUjp (ORCPT ); Fri, 3 Sep 2021 16:39:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39644 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238745AbhICUjo (ORCPT ); Fri, 3 Sep 2021 16:39:44 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 75105C061757 for ; Fri, 3 Sep 2021 13:38:44 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id u6so457670pfi.0 for ; Fri, 03 Sep 2021 13:38:44 -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=O852osv+CkIRpznE2pAKwN7fpf+eNU4GSL2BaYJ+Biw=; b=q7teKd3QUB9rL2WzVZQeTIIZXAUgTHS0F/pFTHuxSFmf1F0lfiGGIFvBAG9B9MPjE8 lhwq7ah+Ck1TdrmD21OAYnJSIuBUqlZbzF6N9ljkg2KM+ZFNH/Pm+CCxp7IHzRqSsjhu xHBorM6GwOK8KCy2EF5f8DA9XocNnrh4I/VOO64i/BYps/y54CGMHR697dEBalYE+irc W7HdBoLyUeNmLp0rZ8rBVlYMjTIWRhMey2eGW2wp9zEwR+x6GhnPJzn3S6rb7kkKxVOr jlmnCK7yOBUaeciQzQIoE+P9ha7pHVZfyntC9jzq3g3KuVM33QvbvvHYT+xuxaG96rnW y1lg== 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=O852osv+CkIRpznE2pAKwN7fpf+eNU4GSL2BaYJ+Biw=; b=KGk4ZP6AgFL8tLkthetkFJ3DAjXa2XAHM0QjeKnET1zUmmQe1rff/2WSXfVKzrnKuT qR35uOzoavHWmzSwSqGtqsitRXRDmTeKuP2pnjtzOyglZd6NDCe1E07hYAr7+7yDSoAs 4jas3en5znghHc8nEbyBgJCN06de6onjSv5KkfWTGCo5uCiA3C2I2EtabcFzuHkiY+KV 4oLNcrQJ2HTaHoI/suhtIs5ho4XBRhLH9Udtxt2Ae9b/Ul4+qyCb996UtjHz6ld5SK7G IgFtm93VMZvnZ2l7NxUOVLm/sxur9JyMQWfQZTvB201cdRgZblP15A71khsRpr7Qg+tR cFLg== X-Gm-Message-State: AOAM532payKYAXs3r0nH9NdSuyr58069WiL3EXTy/V5AFSWHSBAjWWh+ DwaDwQmYnaKNLniVZJvFFxmbPg== X-Google-Smtp-Source: ABdhPJwiX6QjkoPpWMNIi5Pg8CSYOKKS5d7MUZVleDM0HlJbHkV0ApCQYIBTcI82fGDoyutTPgotQQ== X-Received: by 2002:a05:6a00:1789:b0:3f9:5ce1:9677 with SMTP id s9-20020a056a00178900b003f95ce19677mr651897pfg.50.1630701523970; Fri, 03 Sep 2021 13:38:43 -0700 (PDT) Received: from ?IPv6:2600:380:7567:4da9:ea68:953f:1224:2896? ([2600:380:7567:4da9:ea68:953f:1224:2896]) by smtp.gmail.com with ESMTPSA id d200sm232014pfd.127.2021.09.03.13.38.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Sep 2021 13:38:43 -0700 (PDT) Subject: Re: [syzbot] general protection fault in __io_arm_poll_handler To: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <00000000000010f70d05cb1d2407@google.com> From: Jens Axboe Message-ID: <2b424f91-0382-d3ab-26c3-52cf03dab999@kernel.dk> Date: Fri, 3 Sep 2021 14:38:41 -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: <00000000000010f70d05cb1d2407@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 9/3/21 2:28 PM, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: a9c9a6f741cd Merge tag 'scsi-misc' of git://git.kernel.org.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=14e6c8cd300000 > kernel config: https://syzkaller.appspot.com/x/.config?x=c84ed2c3f57ace > dashboard link: https://syzkaller.appspot.com/bug?extid=ba74b85fa15fd7a96437 > compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.1 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=137a45a3300000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=105ba169300000 #syz test git://git.kernel.dk/linux-block for-5.15/io_uring -- Jens Axboe