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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 367C4C43381 for ; Mon, 4 Jan 2021 16:01:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0FE8D22518 for ; Mon, 4 Jan 2021 16:01:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728464AbhADQAy (ORCPT ); Mon, 4 Jan 2021 11:00:54 -0500 Received: from mx2.suse.de ([195.135.220.15]:55226 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728425AbhADQAo (ORCPT ); Mon, 4 Jan 2021 11:00:44 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id E7D0CACAF; Mon, 4 Jan 2021 16:00:02 +0000 (UTC) Received: by ds.suse.cz (Postfix, from userid 10065) id 20BD4DA882; Mon, 4 Jan 2021 16:58:13 +0100 (CET) Date: Mon, 4 Jan 2021 16:58:13 +0100 From: David Sterba To: Su Yue Cc: linux-btrfs@vger.kernel.org Subject: Re: [PATCH v2 0/2] btrfs: fix issues when mouting the poc image Message-ID: <20210104155813.GH6430@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, Su Yue , linux-btrfs@vger.kernel.org References: <20210103092804.756-1-l@damenly.su> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210103092804.756-1-l@damenly.su> User-Agent: Mutt/1.5.23.1-rc1 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Sun, Jan 03, 2021 at 05:28:02PM +0800, Su Yue wrote: > The two patches fix issues found by the image which is provided by > Insu Yun at SSLab@Gatech. > > patch 1 fixes a NULL pointer dereference in error handling path. > patch 2 enhances tree checker to detect chunk item end overflow. > > Su Yue (2): > btrfs: prevent NULL pointer dereference in extent_io_tree_panic() > btrfs: tree-checker: check if chunk item end oveflows Thanks, added to misc-next. I've slightly updated the error message in patch 2, to say that it's the 'logical start' of the chunk.