From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from s01.bc.larksuite.com (s01.bc.larksuite.com [209.127.230.11]) by sourceware.org (Postfix) with UTF8SMTPS id 2079C3858439 for ; Tue, 16 May 2023 07:34:17 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 2079C3858439 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=oss.cipunited.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=oss.cipunited.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=s1; d=oss-cipunited-com.20200927.dkim.feishu.cn; t=1684222452; h=from:subject:mime-version:from:date:message-id:subject:to:cc: reply-to:content-type:mime-version:in-reply-to:message-id; bh=2J2uLsNx4QyziV2yAQc7LRedwGm5McTnADbHh1vZ040=; b=fQ1FoGJ/mBX1s199+J/6/uJCWu+4lAMUMoDMVpz6/JiIG3ANttyVgicU3baKiYqs+AWa/B DqV0J7nRN4N0DosavUpdYJlJIzZVepYK+WKhWEHuTgkmV5O7Zu1Hodc0wLACJ8ZuoOMx5D 4wOK2/gfeqYRamgXsl4uyL2IGKJTP3NgpwWwH6tTm8HDMVhhIE7SxYOOv/4x+eMgIJsTLs 6T9m+y1RL6Jhk8t6swAWAN/KNd2w5KXLNBv9Hl4CFGwGDV9/wRtn2sCoReqSGZfMmjzos5 xY+Q+Z4hneIPysWw//LWnE+8HV7iH/MgmEvHqK5/r2GGIBaveNTKAJAYw+e/yA== X-Lms-Return-Path: Message-Id: Content-Type: multipart/alternative; boundary=2abcdfa3960cbe2b4ea45f382640ed631353fc1a407fc8f41bb145f10443 Content-Language: en-US References: <20230411081141.1762395-1-ying.huang@oss.cipunited.com> <20230411081141.1762395-2-ying.huang@oss.cipunited.com> <99793ed6-7162-bbcb-28c7-9d4ec02e0a15@oss.cipunited.com> In-Reply-To: <99793ed6-7162-bbcb-28c7-9d4ec02e0a15@oss.cipunited.com> User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 From: "Ying Huang" Mime-Version: 1.0 To: "Mark Wielaard" , Date: Tue, 16 May 2023 15:34:01 +0800 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH 1/5] strip: Adapt src/strip -o -f on mips X-Spam-Status: No, score=-6.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,HTML_MESSAGE,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: --2abcdfa3960cbe2b4ea45f382640ed631353fc1a407fc8f41bb145f10443 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 =E5=9C=A8 2023/5/16 14:46, Ying Huang =E5=86=99=E9=81=93: > > HI, > > >> libelf/elf_getdata.c: Some eu-utils use read-mmap method to map file, > >> so we need to malloc and memcpy raw data to avoid segment fault. After > >> modification, the correct value are saved in the malloced memory not in > >> process address space. > > Where do these segfaults show up? > =C2=A0=C2=A0=C2=A0 The screenshot of the segment error was not uploaded s= uccessfully in the last email, upload again. > > Thanks, > > YIng > huangying@Sleepygon:~/elf/elfutils_4$ src/elflint src/nm.o Segmentation fault huangying@Sleepygon:~/elf/elfutils_4$ src/elflint src/strip.o Segmentation fault= --2abcdfa3960cbe2b4ea45f382640ed631353fc1a407fc8f41bb145f10443--