Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34232C433EF for ; Thu, 9 Dec 2021 15:58:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240681AbhLIQBr (ORCPT ); Thu, 9 Dec 2021 11:01:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240192AbhLIQBq (ORCPT ); Thu, 9 Dec 2021 11:01:46 -0500 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E59BC061746 for ; Thu, 9 Dec 2021 07:58:12 -0800 (PST) Received: by mail-pj1-x102b.google.com with SMTP id iq11so4747085pjb.3 for ; Thu, 09 Dec 2021 07:58:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=biv5OTi9ySXLAnrzcd/teCA8NX2vw4nxLXTxzbrLMPQ=; b=tHRLi5to+H4EjBwccLnByww/gm1JUZym5mUe+YOKjx6/ETopTeXWC94Po5bRg7j+cC dwPDxyBfOEs1GndutpZzbxHDQzXX7bPSsJzVNucaadRMKjFDHjw/IhJcqobFU58zZhIn VGLcdIZpXHTJOTLP1kybtC1JIMXbkzwhvthiXvk9zq0+wRdChKm64TDh07KhLyUPyIfA aNy7i4swkoZLGFZJvtJFG5TovILAG2u4ZLeYiadfbsDUFtUCWBLJqA5P1GZNogUINye8 0shT2rGDUjKvk395Jrv7fSIB+TVd1He94kEEPk9N77bLMQDzGJDTEZlb2DV5qS2qWB/9 ZfOQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=biv5OTi9ySXLAnrzcd/teCA8NX2vw4nxLXTxzbrLMPQ=; b=2d36RZt55u4TLXNRuDbt9TDqAHiNSPVt4l5+QAlCzYboMratqgXSeOpWK1uv38auMc A8GAJ5WzK6/8zsjQvZEpKo2XPS94aqlbBk3qc5cSdJDi5pxL7LumKm8AKKsVV1541Bsr nFlTKXWT6ziiH+yprMPP3d50F/oVxI8yyFzg2QPp7trdNMgi3QQBC7zYONTc/fyJh85W C/WYXicHkw2w96w3OUhYri1d1qdPK19T4UEcldBjoQZGYGsj2X0zItEKjWRnuYr/FniD 3VuSvroB5x0MKXdIV2r7UZLpnRpwpETut1C/f8QDNXhv+l+wuhL6AQuGR9SYjNI/0XJu SXrQ== X-Gm-Message-State: AOAM530ENUtktZLqvPTU2GgGQElDyRoyNd+v5GNZI2fINebVKuHPIISf hPT2m+FKUAYM872UT5rgMae65g== X-Google-Smtp-Source: ABdhPJx9AV16TY4XwyxRRoUmtkt9/ytp79OHBNK2x67X/9jHLAI3NsiGUhgfOsdGmFlPKdqsX6ARCQ== X-Received: by 2002:a17:90a:a786:: with SMTP id f6mr16637212pjq.158.1639065491356; Thu, 09 Dec 2021 07:58:11 -0800 (PST) Received: from [172.20.4.26] ([66.185.175.30]) by smtp.gmail.com with ESMTPSA id k15sm82825pgn.91.2021.12.09.07.58.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Dec 2021 07:58:10 -0800 (PST) Subject: Re: [syzbot] INFO: task hung in io_uring_cancel_generic (2) To: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <00000000000060ab3b05d2973c1a@google.com> From: Jens Axboe Message-ID: <053430b4-8b7a-249e-19a9-17752b47504a@kernel.dk> Date: Thu, 9 Dec 2021 08:58:09 -0700 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: <00000000000060ab3b05d2973c1a@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/7/21 5:04 PM, syzbot wrote: > syzbot has found a reproducer for the following issue on: > > HEAD commit: cd8c917a56f2 Makefile: Do not quote value for CONFIG_CC_IM.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=153be575b00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=5247c9e141823545 > dashboard link: https://syzkaller.appspot.com/bug?extid=21e6887c0be14181206d > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1218dce1b00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16f91d89b00000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+21e6887c0be14181206d@syzkaller.appspotmail.com #syz test git://git.kernel.dk/linux-block io_uring-5.16 -- Jens Axboe