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=-3.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 A6E69C433E7 for ; Wed, 14 Oct 2020 13:25:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4531322201 for ; Wed, 14 Oct 2020 13:25:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gm7JdoEU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728063AbgJNNZh (ORCPT ); Wed, 14 Oct 2020 09:25:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49838 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727036AbgJNNZh (ORCPT ); Wed, 14 Oct 2020 09:25:37 -0400 Received: from mail-lf1-x142.google.com (mail-lf1-x142.google.com [IPv6:2a00:1450:4864:20::142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B3942C061755 for ; Wed, 14 Oct 2020 06:25:36 -0700 (PDT) Received: by mail-lf1-x142.google.com with SMTP id c141so3675140lfg.5 for ; Wed, 14 Oct 2020 06:25:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=mKFq6iwfvEkroibpmULLRLiQ1H931GZCc/Lu/Ysbxus=; b=gm7JdoEUZtN9HQCSRKe3cLDHs2mUxvk2g1hCrMvKdnYkdNFEHx8JeZOhujiGzMFi7t IScT5UvNf6Iuc2dfCJkq7h6Q9mG2eQbxmmaisk3ldX+OyPouie0QOdt6TG73eZL5NL56 PBRoaCEchoKvs2H2oXJy32RsRulN0yTFdDkARAtNZY4WeWGnpnilumB5tHXFyrsp7glt ytkHlivCwSZbqrvREVvqIRcqDsTIQzKXCN8+ThSbI0QwOdkS9RoB8AViOSu1OUreXIW4 1XeTHOlMsMhVnv4SNnXVvHcnylVtqIu4Rn1SNUJfxjWL201oaxlMhsXRDsbxcwexWvhd Uk2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=mKFq6iwfvEkroibpmULLRLiQ1H931GZCc/Lu/Ysbxus=; b=KbkR+IjeEo2ThAuXWBVfEwMC49IQM+3+HQi33BTdKAsvlZQD9BGRUutSmKakyaOJ1r v01TuvEZtp3eeeqS2+knBaMP1vlH7lGK/4eZ/jVY9t1/q1HhStaEBotRUxNZMmJpe3vt 1VipaYCf39VqLqIsZfKjwaKKCS9uFQRxQExvOL4Ndh0yeMH8oFFXu4d0KW02nquFvjHG oL7NUDWjbr+y+Ld0par/j9jUyvwh8EUUVKwT5RAhagb9cnwOjWhwSHdtOuBN9ZzLMuPI 7hXZfglUC0PlAF6R4k6Z//BPp/XmE3fK/pGIXDK5p66EBxBR+9cFvrRsCEMCbmf6rogd qJ6A== X-Gm-Message-State: AOAM531uV3C3wubbqK/rTA/rOVrL3dz9aJMQ/xVDu2bamGYZS/AV2oDO vcmP+PVPnzmMu352Z5orQdGvKtL+QMn97rLyRVA= X-Google-Smtp-Source: ABdhPJwulrqs2A1OwJl/ciD0ZDmCvYFr1xNNHp0xX0kyXd17jU0DVKvM+U1lUNcFP/8HGFI3MD3JXtZv7707iMXArNI= X-Received: by 2002:a19:40ca:: with SMTP id n193mr1250337lfa.96.1602681935224; Wed, 14 Oct 2020 06:25:35 -0700 (PDT) MIME-Version: 1.0 References: <20201013152648.438887-1-anant.thazhemadam@gmail.com> In-Reply-To: From: Fox Chen Date: Wed, 14 Oct 2020 21:25:24 +0800 Message-ID: Subject: Re: [Cluster-devel] [PATCH] fs: gfs2: prevent OOB access in gfs2_read_sb() To: Andrew Price Cc: Anant Thazhemadam , rpeterso@redhat.com, agruenba@redhat.com, cluster-devel@redhat.com, linux-kernel-mentees@lists.linuxfoundation.org, linux-kernel@vger.kernel.org, syzbot+a5e2482a693e6b1e444b@syzkaller.appspotmail.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrew, On Wed, Oct 14, 2020 at 9:04 PM Andrew Price wrote: > Just a heads-up to avoid duplication of effort: Fox Chen (CCed) has > attempted to fix this also[1], but I don't know if they plan to send > another patch. Oh, I thought it was solved by someone else as you've pointed out the correct solution the other day. https://lkml.org/lkml/2020/10/5/538 I'm solving another bug right now, I will leave this to Anant. :) thanks, fox