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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A5ACAC83F1B for ; Wed, 30 Aug 2023 19:14:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241413AbjH3TK2 (ORCPT ); Wed, 30 Aug 2023 15:10:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37226 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343795AbjH3Q7J (ORCPT ); Wed, 30 Aug 2023 12:59:09 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 149F919A for ; Wed, 30 Aug 2023 09:59:05 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id 98e67ed59e1d1-26f38171174so3676008a91.3 for ; Wed, 30 Aug 2023 09:59:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693414744; x=1694019544; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=wgkRy2fHXk12I8uXbR8oF1JVRCE6YBpekWqJS8+t/SY=; b=d4yyZUmyNTyacw+phcl6hkaLY+5PT1bZ+CtCRULah9RdxCdSif5Lgh6vytmZ9biVhm 2cwfO2HMdmxTRb1Mv4vJ8kWFVuqIsmRvebeOxQOqVAovVweaP0e8263tAX1PnYZ4lkk2 /9XJ5+enIeYnPidOw1rD7Q9TJ1KhRMMeDlbDdZqRMZ+cRieODsyjOSrTX8abxsGs5usk 0IoIcN6vKI/6XrpsZL/ry0PX5PepOVdmxorhcTDsQwehjtby11PDZUSmYnnSea1f9Ids wTHUj3eLb74jZD1d5eqnDCcOPF3FtPz2NGSI3nOR5eA+wMMrnxwVeklZaEGIyOBjqpYt uT4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693414744; x=1694019544; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=wgkRy2fHXk12I8uXbR8oF1JVRCE6YBpekWqJS8+t/SY=; b=XoxlDFTHdX1KsuCA+XqVaFn033LofBjf3SKb8vL6amssZ/NHsn0XvkBbO5GBQSIc6D IkMgQDvfykltjFOO/irULXvQnVic9bJQktZMflj0PgxkE7iAMWD+AaCfEtgz6x0qCQRY wCEIpjBw7Bq64UCNj1l8sSloTCIQxyaUp4DPgD0JEMuE0DtyjZ95kEVNhsQjJTiLyHjZ x5gqXVAb+4NR6zyYX2t9hN3VrOZTFm12Ibi77eWSVctj9tuBCeELr8mugrDH2YoYZddw W5nAd/D5n/PWATT/LHRNW47Rl1NK16Ir0lcL6O0BcsF9JxJgwL+ma1lwZc4zeqkVlYEm vrzw== X-Gm-Message-State: AOJu0YxqUJRr/tdp6BKeygFte05eUfxhpnP/PAzSpWdbnipCQYDZsYYp 5Xmc/xoLos296scDsUX9qVE= X-Google-Smtp-Source: AGHT+IEiBWKa3xloyf6eL2PYGoBgEH0g8SDOhM3inWHe4UsSlpRC7tRISmG4yyxSsF9If5WjYXUl6w== X-Received: by 2002:a17:90a:7345:b0:26b:4a9e:3c7e with SMTP id j5-20020a17090a734500b0026b4a9e3c7emr2738462pjs.4.1693414744444; Wed, 30 Aug 2023 09:59:04 -0700 (PDT) Received: from [10.0.2.15] ([103.37.201.174]) by smtp.gmail.com with ESMTPSA id d13-20020a17090ad98d00b0025bfda134ccsm1496364pjv.16.2023.08.30.09.59.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 30 Aug 2023 09:59:03 -0700 (PDT) Message-ID: Date: Wed, 30 Aug 2023 22:28:58 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH] jfs : fix shift-out-of-bounds in dbUpdatePMap To: Dave Kleikamp , liushixin2@huawei.com Cc: jfs-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, Linux-kernel-mentees@lists.linuxfoundation.org, syzbot+91ad2b52815a08caf4ea@syzkaller.appspotmail.com References: <20230827050513.364567-1-ghandatmanas@gmail.com> Content-Language: en-US From: Manas Ghandat In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I checked for the v6.5. Its fixed there. On 29/08/23 23:19, Dave Kleikamp wrote: > On 8/27/23 12:05AM, Manas Ghandat wrote: >> Currently there is no bound check for number of logical blocks per >> page (bmp->db_l2nbperpage). Added the required bound check for the >> calculation of dmap. > > This should already be fixed by 11509910c599 ("jfs: jfs_dmap: Validate > db_l2nbperpage while mounting") > > Can you please verify if this problem still exists in v6.5? > > Shaggy >