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[23.128.96.18]) by mx.google.com with ESMTP id p15si319529ejx.297.2020.08.11.19.45.38; Tue, 11 Aug 2020 19:46:03 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=iGUfgGuL; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726473AbgHLCoP (ORCPT + 99 others); Tue, 11 Aug 2020 22:44:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51174 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726402AbgHLCoO (ORCPT ); Tue, 11 Aug 2020 22:44:14 -0400 Received: from mail-pf1-x431.google.com (mail-pf1-x431.google.com [IPv6:2607:f8b0:4864:20::431]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 49558C06174A for ; Tue, 11 Aug 2020 19:44:14 -0700 (PDT) Received: by mail-pf1-x431.google.com with SMTP id u20so281521pfn.0 for ; Tue, 11 Aug 2020 19:44:14 -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=0tE7MUBsHJE0Mpx1+XVH5JlNGfMN16YjoWq2ffNV8zc=; b=iGUfgGuLhp5glfj9+Q0pWAZxeqRc+45tVwKSXeadF0a/5VRBYSXZvzBjI/pIVeGlaY r1jI++wR9oMMv/M07yVeSZEOdZVtzqAOPdYlBpG5XGo6OH0muGHWFxAVKCthjOlNRJHX 3gx3vhWjA71m9uwrn2dkm1NM+Kssj/QgzRu1no70ml1wAF88WA6TohQ6gN+CZQ2619nx WK6o/OxsEA9Jet9ONq433Sq3fD5uD9HhGAIWPWZr3HaPHODpZlQOH3Serg9yTtSECxIi 0Kxvea5B+5SHfJigBC5SznJ5QKK7G5jER/Rnuwx6So2XCjXpv/u+vIHqJgVAOFFBsloU o7Og== 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=0tE7MUBsHJE0Mpx1+XVH5JlNGfMN16YjoWq2ffNV8zc=; b=PcRj+dwylpUwNxswULuKXdZ30xoMieSgZKtUgZQcUQbqtnCDkj9p7FCKxJQyCTh4At 26PBGRsB8yfuJN2j0dDuytcV6MBs+FDvdifWZgL6JRzAYVxdrj54EJkp6/DpYT9cygnd sVWJrHfJtE2TJ4+q+cXlal8DsqaRJtP88raXYg+dtx4e4UMng72T4DxqQWMvvkmnv56r 9GIpYaqsk3umYGzHFc6rx0GOXR95RxOKCdZuOq2DZMUA3S85LmjFH4gzAvzIg07mJgVM okMwseBtf4/CL/4afq4+eu972CYbuhPR4yDW4aNWdhDrhl1c9Yy/DVep03B/CLjwCTGS GFnA== X-Gm-Message-State: AOAM5309dVaCQjGyWRHI8yJso3FiF4hMjOvJAK+XVzkhJYJgWQa9tQr0 JJn/C93eHd4+WwXRZrLJqc717eXujjY= X-Received: by 2002:a65:63d4:: with SMTP id n20mr3349103pgv.213.1597200253567; Tue, 11 Aug 2020 19:44:13 -0700 (PDT) Received: from [192.168.1.182] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id 196sm455852pfc.178.2020.08.11.19.44.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 11 Aug 2020 19:44:13 -0700 (PDT) Subject: Re: KASAN: use-after-free Read in __io_req_task_submit To: syzbot , io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk References: <000000000000e5b60405aca4c517@google.com> From: Jens Axboe Message-ID: Date: Tue, 11 Aug 2020 20:44:11 -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: <000000000000e5b60405aca4c517@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org #syz dup: KASAN: use-after-free Read in io_async_task_func -- Jens Axboe