From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kenichi Handa Newsgroups: gmane.emacs.bugs Subject: bug#2370: 23.0.90; decode-coding-region make emacs crash Date: Thu, 19 Feb 2009 11:46:51 +0900 Message-ID: References: <87zlgjwa8b.fsf@cyd.mit.edu> Reply-To: Kenichi Handa , 2370@emacsbugs.donarmstrong.com NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1235012691 959 80.91.229.12 (19 Feb 2009 03:04:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 19 Feb 2009 03:04:51 +0000 (UTC) Cc: h-fujishima@sakura.ad.jp, 2370@emacsbugs.donarmstrong.com To: Chong Yidong Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Feb 19 04:06:05 2009 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LZzDn-0002s5-Gl for geb-bug-gnu-emacs@m.gmane.org; Thu, 19 Feb 2009 04:05:22 +0100 Original-Received: from localhost ([127.0.0.1]:45106 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LZzCT-0000Xf-4b for geb-bug-gnu-emacs@m.gmane.org; Wed, 18 Feb 2009 22:03:45 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LZzCO-0000Vu-C0 for bug-gnu-emacs@gnu.org; Wed, 18 Feb 2009 22:03:40 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LZzCN-0000Ud-6P for bug-gnu-emacs@gnu.org; Wed, 18 Feb 2009 22:03:39 -0500 Original-Received: from [199.232.76.173] (port=49041 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LZzCN-0000UP-2R for bug-gnu-emacs@gnu.org; Wed, 18 Feb 2009 22:03:39 -0500 Original-Received: from rzlab.ucr.edu ([138.23.92.77]:49631) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LZzCM-00041f-Bt for bug-gnu-emacs@gnu.org; Wed, 18 Feb 2009 22:03:38 -0500 Original-Received: from rzlab.ucr.edu (rzlab.ucr.edu [127.0.0.1]) by rzlab.ucr.edu (8.13.8/8.13.8/Debian-3) with ESMTP id n1J33ZNx027862; Wed, 18 Feb 2009 19:03:36 -0800 Original-Received: (from debbugs@localhost) by rzlab.ucr.edu (8.13.8/8.13.8/Submit) id n1J2o3Oh024124; Wed, 18 Feb 2009 18:50:03 -0800 X-Loop: owner@emacsbugs.donarmstrong.com Resent-From: Kenichi Handa Resent-To: bug-submit-list@donarmstrong.com Resent-CC: Emacs Bugs Resent-Date: Thu, 19 Feb 2009 02:50:03 +0000 Resent-Message-ID: Resent-Sender: owner@emacsbugs.donarmstrong.com X-Emacs-PR-Message: followup 2370 X-Emacs-PR-Package: emacs X-Emacs-PR-Keywords: Original-Received: via spool by 2370-submit@emacsbugs.donarmstrong.com id=B2370.123501159923884 (code B ref 2370); Thu, 19 Feb 2009 02:50:03 +0000 Original-Received: (at 2370) by emacsbugs.donarmstrong.com; 19 Feb 2009 02:46:39 +0000 X-Spam-Bayes: score:0.5 Bayes not run. spammytokens:Tokens not available. hammytokens:Tokens not available. Original-Received: from mx1.aist.go.jp (mx1.aist.go.jp [150.29.246.133]) by rzlab.ucr.edu (8.13.8/8.13.8/Debian-3) with ESMTP id n1J2kZnr023878 for <2370@emacsbugs.donarmstrong.com>; Wed, 18 Feb 2009 18:46:37 -0800 Original-Received: from rqsmtp2.aist.go.jp (rqsmtp2.aist.go.jp [150.29.254.123]) by mx1.aist.go.jp with ESMTP id n1J2kYnC016638; Thu, 19 Feb 2009 11:46:34 +0900 (JST) env-from (handa@m17n.org) Original-Received: from smtp4.aist.go.jp by rqsmtp2.aist.go.jp with ESMTP id n1J2kX9N007016; Thu, 19 Feb 2009 11:46:33 +0900 (JST) env-from (handa@m17n.org) Original-Received: by smtp4.aist.go.jp with ESMTP id n1J2kXIR007468; Thu, 19 Feb 2009 11:46:33 +0900 (JST) env-from (handa@m17n.org) Original-Received: from handa by etlken with local (Exim 4.69) (envelope-from ) id 1LZyw7-0005jG-4O; Thu, 19 Feb 2009 11:46:51 +0900 In-reply-to: <87zlgjwa8b.fsf@cyd.mit.edu> (message from Chong Yidong on Wed, 18 Feb 2009 19:17:56 -0500) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) Resent-Date: Wed, 18 Feb 2009 22:03:39 -0500 X-BeenThere: bug-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:25440 Archived-At: In article <87zlgjwa8b.fsf@cyd.mit.edu>, Chong Yidong writes: > Hi Handa-san, > Please take a look at this bug: > http://emacsbugs.donarmstrong.com/cgi-bin/bugreport.cgi?bug=2370 > The crash occurs because of memory corruption due to overwriting the > carrover buffer at line 6809 of coding.c. For the sample provided by > the OP, (coding->src_bytes - coding->consumed) == 99. This looks like a > bug in decode_coding_iso_2022. I found two bugs related to this problem, and just installed a fix for one of them. Now the above specific problem should be fixed. I'll keep on workning to fix the other bug to make the decoding more robust. --- Kenichi Handa handa@m17n.org