From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gproxy3-pub.mail.unifiedlayer.com (gproxy3-pub.mail.unifiedlayer.com [69.89.30.42]) by sourceware.org (Postfix) with ESMTPS id CCA623858CDA for ; Mon, 10 Jul 2023 17:01:29 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CCA623858CDA Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=tromey.com Received: from cmgw10.mail.unifiedlayer.com (unknown [10.0.90.125]) by progateway5.mail.pro1.eigbox.com (Postfix) with ESMTP id 3EE8C100406C7 for ; Mon, 10 Jul 2023 17:01:29 +0000 (UTC) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with ESMTP id IuGPq95FFuV4sIuGPqyDd4; Mon, 10 Jul 2023 17:01:29 +0000 X-Authority-Reason: nr=8 X-Authority-Analysis: v=2.4 cv=Ko6IZUaN c=1 sm=1 tr=0 ts=64ac3969 a=ApxJNpeYhEAb1aAlGBBbmA==:117 a=ApxJNpeYhEAb1aAlGBBbmA==:17 a=OWjo9vPv0XrRhIrVQ50Ab3nP57M=:19 a=dLZJa+xiwSxG16/P+YVxDGlgEgI=:19 a=ws7JD89P4LkA:10:nop_rcvd_month_year a=Qbun_eYptAEA:10:endurance_base64_authed_username_1 a=zstS-IiYAAAA:8 a=CCpqsmhAAAAA:8 a=-0nENI1kVwYfiPXbp7kA:9 a=bKdfoM6u9_EA:10:demote_shortener_3 a=zgiPjhLxNE0A:10:nop_mobile_phish_fin_what a=4G6NA9xxw8l3yy4pmD5M:22 a=ul9cdbp4aOFLsgKbc677:22 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=u//7kBgRPBPIbO5W7fLZdlGDt+KW2T3Y1BExhGDC3BY=; b=lG521JXRgIf6Z6wj1sXPp459i7 oGmqYnLtKUyQKa5KPWkjXmLYnDeJOFOZDSRaA74ObW95dNEM0WhWDI1uMj8D8D5EE/Rsq/+N3Pghi fsAVy9fIPLj4vYvVZSIA5+CJz; Received: from 75-166-135-140.hlrn.qwest.net ([75.166.135.140]:34678 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1qIuGO-001I4h-2q; Mon, 10 Jul 2023 11:01:28 -0600 From: Tom Tromey To: Tom Tromey Cc: gdb-patches@sourceware.org Subject: Re: [PATCH] Avoid crash with absolute symbol References: <20230620212103.2185862-1-tom@tromey.com> X-Attribution: Tom Date: Mon, 10 Jul 2023 11:01:28 -0600 In-Reply-To: <20230620212103.2185862-1-tom@tromey.com> (Tom Tromey's message of "Tue, 20 Jun 2023 15:21:03 -0600") Message-ID: <87v8err993.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (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: 75.166.135.140 X-Source-L: No X-Exim-ID: 1qIuGO-001I4h-2q X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 75-166-135-140.hlrn.qwest.net (murgatroyd) [75.166.135.140]:34678 X-Source-Auth: tom+tromey.com X-Email-Count: 2 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-Spam-Status: No, score=-3019.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,JMQ_SPF_NEUTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,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: >>>>> "Tom" == Tom Tromey writes: Tom> A user supplied an executable and a remote logfile that could be used Tom> to crash gdb. The problem is that the BFD section for a particular Tom> symbol was null, because the section was not marked "allocated". Tom> Digging deeper, the problem was that elfread.c dropped the section for Tom> absolute symbols. This patch fixes the crash. Tom> Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=30431 I'm checking this in. Tom