From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17667 invoked from network); 19 Dec 2007 23:03:31 -0000 X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-3.5 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.2.3 Received: from news.dotsrc.org (HELO a.mx.sunsite.dk) (130.225.247.88) by ns1.primenet.com.au with SMTP; 19 Dec 2007 23:03:31 -0000 Received-SPF: none (ns1.primenet.com.au: domain at sunsite.dk does not designate permitted sender hosts) Received: (qmail 45229 invoked from network); 19 Dec 2007 23:03:23 -0000 Received: from sunsite.dk (130.225.247.90) by a.mx.sunsite.dk with SMTP; 19 Dec 2007 23:03:23 -0000 Received: (qmail 19596 invoked by alias); 19 Dec 2007 23:03:16 -0000 Mailing-List: contact zsh-workers-help@sunsite.dk; run by ezmlm Precedence: bulk X-No-Archive: yes X-Seq: 24303 Received: (qmail 19578 invoked from network); 19 Dec 2007 23:03:15 -0000 Received: from bifrost.dotsrc.org (130.225.254.106) by sunsite.dk with SMTP; 19 Dec 2007 23:03:15 -0000 Received: from virusfilter.dotsrc.org (bifrost [127.0.0.1]) by spamfilter.dotsrc.org (Postfix) with ESMTP id 53F758058F54 for ; Thu, 20 Dec 2007 00:00:00 +0100 (CET) Received: from uucp.gnuu.de (banki.eumelnet.de [83.246.114.63]) by bifrost.dotsrc.org (Postfix) with ESMTP for ; Wed, 19 Dec 2007 23:59:59 +0100 (CET) Received: by uucp.gnuu.de (Postfix, from userid 10) id F225A488069; Thu, 20 Dec 2007 00:02:04 +0100 (CET) Received: from news by alea.gnuu.de with local (Exim 4.63) (envelope-from ) id 1J57SU-00089M-9S for zsh-workers@sunsite.dk; Wed, 19 Dec 2007 23:32:10 +0100 To: zsh-workers@sunsite.dk Path: not-for-mail From: =?UTF-8?Q?J=C3=B6rg?= Sommer Newsgroups: local.mailinglist.zsh Subject: Re: Segmentation fault while searching backward Date: Wed, 19 Dec 2007 22:32:10 +0000 (UTC) Message-ID: References: <20071219095543.4c9344ab@news01> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Trace: alea.gnuu.de 1198103530 31330 192.168.0.5 (19 Dec 2007 22:32:10 GMT) X-Complaints-To: usenet@alea.gnuu.de User-Agent: slrn/pre0.9.9-69 (Debian) Sender: news X-Virus-Scanned: ClamAV using ClamSMTP Hallo Peter, Peter Stephenson wrote: > On Wed, 19 Dec 2007 00:59:34 +0000 (UTC) > Jörg Sommer wrote: >> when I search backward through the history with ^R I get a segmentation >> fault: > > Unfortunately we're going to need more detail than that to reproduce it. > The crash is because of a large value passed down to zwcwrite(). We're > likely to need to know what line was on screen before (the contents of > the array pointed to by ol in stack level 1 and its length ollen) (gdb) up #1 0x0fbd0d68 in refreshline (ln=0) at ../../../Src/Zle/zle_refresh.c:1124 1124 in ../../../Src/Zle/zle_refresh.c (gdb) print ol $1 = (REFRESH_STRING) 0x101c31a0 (gdb) print *ol $2 = 0 (gdb) print ollen $3 = 6 (gdb) x/16cb ol 0x101c31a0: 0 '\0' 0 '\0' 0 '\0' 0 '\0' 0 '\0' 0 '\0' 0 '\0' 108 'l' 0x101c31a8: 0 '\0' 0 '\0' 0 '\0' 101 'e' 0 '\0' 0 '\0' 0 '\0' 110 'n' > and what it's trying to put on screen (the contents of the array nl and > its length nllen). (gdb) print nl $6 = (REFRESH_STRING) 0x101c2784 (gdb) print *nl $7 = 62 (gdb) print nllen $8 = 16 (gdb) x/24cb nl 0x101c2784: 0 '\0' 0 '\0' 0 '\0' 62 '>' 0 '\0' 0 '\0' 0 '\0' 46 '.' 0x101c278c: 0 '\0' 0 '\0' 0 '\0' 46 '.' 0 '\0' 0 '\0' 0 '\0' 46 '.' 0x101c2794: 0 '\0' 0 '\0' 0 '\0' 46 '.' 0 '\0' 0 '\0' 0 '\0' 32 ' ' > Note the arrays will be wide character strings. If it's reproducible > with these two lines we have a chance of fixing it. I can send you the core file (the executables and debugging symbols are from Debian) and the broken history file. It's reproducible. Bye, Jörg. -- Stasi 2.0 – http://www.dataloo.de/stasi-20-525.html