From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from omta34.uswest2.a.cloudfilter.net (omta34.uswest2.a.cloudfilter.net [35.89.44.33]) by sourceware.org (Postfix) with ESMTPS id 54E763858D20 for ; Wed, 15 Nov 2023 14:52:50 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 54E763858D20 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=tromey.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 54E763858D20 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=35.89.44.33 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700059972; cv=none; b=UDM5ErpSrfKNl7Sys25v4oTp6x7iTg0nuV2VhP01OvX0PZ+4pke61ivIHobicGpbEUqArIsMFJy+mXOT4HyGqdHCZGwl4pCjUQMqirAdFGNL0Z3sML1p+sPzZxqFkkCfyUYGS9zQtWR+FbJj8Xsfq6r0UtZhs+vk3wuBOn06+kE= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700059972; c=relaxed/simple; bh=8deQq9VlQkFGKZtK/avc4rHqm3GWSZxhPU/NngvVBw0=; h=DKIM-Signature:From:To:Subject:Date:Message-ID:MIME-Version; b=NnynXFOiibK6h6bs08n8W2GmRp7Fvq20VuJu+PpIyPZ92FdBuAdPG3RVaenQp6amSe5usemRIr456bhQVbHYTCKPwqCTSTlBhuZamn3YNl/HkBEnLIGvB22Z5jzMv6L4tk2FU7M+AXjVV8Q9al70uGLI7cb9MoIEkaKsgzyCB7c= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from eig-obgw-6009a.ext.cloudfilter.net ([10.0.30.184]) by cmsmtp with ESMTPS id 3FYyr2DnN8Hte3HG5rWTP4; Wed, 15 Nov 2023 14:52:49 +0000 Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with ESMTPS id 3HG4rzu19BOcc3HG4rI2QV; Wed, 15 Nov 2023 14:52:48 +0000 X-Authority-Analysis: v=2.4 cv=J+25USrS c=1 sm=1 tr=0 ts=6554db40 a=ApxJNpeYhEAb1aAlGBBbmA==:117 a=ApxJNpeYhEAb1aAlGBBbmA==:17 a=OWjo9vPv0XrRhIrVQ50Ab3nP57M=:19 a=dLZJa+xiwSxG16/P+YVxDGlgEgI=:19 a=BNY50KLci1gA:10 a=Qbun_eYptAEA:10 a=QyXUC8HyAAAA:8 a=WogYUrv91oQ5M279mPUA:9 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References :Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=8deQq9VlQkFGKZtK/avc4rHqm3GWSZxhPU/NngvVBw0=; b=lsMFgyUfGAzMNoVtwbf7TbETcG e8ryqka924fVZW65QJGbk9I6GOunGwcI3dyXoOh9HTQU2KUB15eqXEmRYUlOGXbRjx7MCA80LUO44 cTsGedWdKiyt9MDu3dp2wXUpU; Received: from 97-122-77-73.hlrn.qwest.net ([97.122.77.73]:50286 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1r3HG4-002h93-0d; Wed, 15 Nov 2023 07:52:48 -0700 From: Tom Tromey To: "Willgerodt, Felix" Cc: Tom Tromey , Keith Seitz , "gdb-patches@sourceware.org" Subject: Re: [PATCH 1/1] gdb: Fix segfault with a negative .dynamic section size References: <20231110091627.2139626-1-felix.willgerodt@intel.com> <87fs19tw07.fsf@tromey.com> <87il64pac0.fsf@tromey.com> X-Attribution: Tom Date: Wed, 15 Nov 2023 07:52:47 -0700 In-Reply-To: (Felix Willgerodt's message of "Wed, 15 Nov 2023 08:51:43 +0000") Message-ID: <87jzqjnk5c.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.77.73 X-Source-L: No X-Exim-ID: 1r3HG4-002h93-0d X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-77-73.hlrn.qwest.net (murgatroyd) [97.122.77.73]:50286 X-Source-Auth: tom+tromey.com X-Email-Count: 3 X-Org: HG=bhshared;ORG=bluehost; X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-CMAE-Envelope: MS4xfOVPPlJL3bCa4+qWy4JnhaIFucdI3FnWFnldwXfs94aw6TaamqJXMSSNenxtbcZT1B1VVPBji+Ftf/EX4LFsKIoCT9B7gZFwmTbjc83XLXniegNNrPgf E7sj7dVftGHKioRdgaWbutWLjLCVcm2JhQn5SiPiCOvBeNR1VFZIpqDwDwHKDW2Oq8GwthiHGnIaWN471WB7nGLFLPOAOOrTprk= X-Spam-Status: No, score=-3018.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,JMQ_SPF_NEUTRAL,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: >>>>> Willgerodt, Felix writes: >> I do wonder now why gdb generally uses bfd_get_section_contents and not >> bfd_get_full_section_contents, as the latter supports decompression while >> former does not. > I am afraid I am not familiar enough with section compression to answer that. > Though I would see it as a separate bug if we don't decompress it but should. Yeah, me too. Anyway I was just speculating, I think your approach is fine. Tom