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=-10.5 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 6359AC2D0A8 for ; Sat, 26 Sep 2020 12:22:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 226D32395C for ; Sat, 26 Sep 2020 12:22:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="yWd0yq3Y" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727303AbgIZMWo (ORCPT ); Sat, 26 Sep 2020 08:22:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725208AbgIZMWo (ORCPT ); Sat, 26 Sep 2020 08:22:44 -0400 Received: from mail-pf1-x435.google.com (mail-pf1-x435.google.com [IPv6:2607:f8b0:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65940C0613CE for ; Sat, 26 Sep 2020 05:22:44 -0700 (PDT) Received: by mail-pf1-x435.google.com with SMTP id q123so343009pfb.0 for ; Sat, 26 Sep 2020 05:22:44 -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=F34DFOadLWUrYUexx9pZf+zYffic8Ay3o02O0h/KIN0=; b=yWd0yq3YHHskIvoMRtbQ+LLAOZIcKE988hjYIBBtj5ujteIZQBkaNMz/0OsbdtRcmO pN2KizU1b2bryab8cf67QfV69YIxkuEMPMh1TUzgn775BqS3W6LZpB1x+9CZMhjYk4W6 sPSAKx0/iOQ7ofh7377FEjBJL68tXAjnbiNFHE5DgoIklvA5Swpw7LkkVMhEWhM0K+bg ylTt8IJ58qrBp/cC2SpkhTmQ3IGS9l1Si2eUUhIZBThh+EP2DAyRCw0p83NiPO8mwh1Q zd6Xp1j7KSjHLY5hJ4OVqE02X063t0JvqAZ/GayAyMT70nvUeP3miTr/s+OUyw/sjEmR AVAg== 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=F34DFOadLWUrYUexx9pZf+zYffic8Ay3o02O0h/KIN0=; b=ZqK9s95uQxoIHrLEFywC7P4nlAuHPjU3u2vJzW3n+cWx3IPotBeepxeZ+XSj48hqZD /7x8HJOeZlgtMVfwRzQOW1nTyqCiTQyxTOHAU9x/JcSo4ZNpC0J45HGLzib/DdtpWYOF cTfO2G4WWgaWeiV+W1INEWs56LBhSxp0i6JOZlCF/wcgvhYkx9f/2opygq513WwbJRod Avrr66kX2wN+RlNLotsLF/1QUbwPOmGsyXOMtOiBX8gUZmfd3tgzKb4ldTnAzdy+WNPk Mv2QNM5EAYWw6FMfr15iHUoRUO3h6nYI2g1vfDdA0eI+x478oWnS4v6xQeIzMnfuvqxo xNBQ== X-Gm-Message-State: AOAM530C3t4KIY/lXLlndt7RIVSpn9w2zvrpTNC+VCLwOn0D303uUnkj fgMh1GKsu8AtRRPgIyxsc+GfZQ== X-Google-Smtp-Source: ABdhPJyqyDXGRY3HHGNq4L/5hAyvnwhoGU6nwNkDk05eIVRflSVQyikoXVsN792SpquRU5XtVXDy/w== X-Received: by 2002:aa7:8051:0:b029:13e:d13d:a04e with SMTP id y17-20020aa780510000b029013ed13da04emr3413139pfm.20.1601122963787; Sat, 26 Sep 2020 05:22:43 -0700 (PDT) Received: from [192.168.1.134] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id a18sm4682471pgw.50.2020.09.26.05.22.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Sep 2020 05:22:43 -0700 (PDT) Subject: Re: KASAN: use-after-free Read in io_wqe_worker 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: <0000000000007e88ec05b0354fdd@google.com> From: Jens Axboe Message-ID: Date: Sat, 26 Sep 2020 06:22:41 -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: <0000000000007e88ec05b0354fdd@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 #syz test: git://git.kernel.dk/linux-block io_uring-5.9 -- Jens Axboe