From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Lars Magne Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#2099: 23.0.60; `mark_object' with larger nested objects crashes Emacs Date: Sun, 11 Sep 2011 23:08:07 +0200 Message-ID: References: <20090128230645.07F1DC468CC@mt-computer.local> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1315776474 13056 80.91.229.12 (11 Sep 2011 21:27:54 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 11 Sep 2011 21:27:54 +0000 (UTC) Cc: 2099@debbugs.gnu.org To: Markus Triska Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Sep 11 23:27:50 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1R2rZ7-0001TC-V5 for geb-bug-gnu-emacs@m.gmane.org; Sun, 11 Sep 2011 23:27:50 +0200 Original-Received: from localhost ([::1]:50216 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R2rZ7-0008Sc-Fo for geb-bug-gnu-emacs@m.gmane.org; Sun, 11 Sep 2011 17:27:49 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:34392) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R2rZ4-0008SK-Nb for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2011 17:27:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1R2rZ3-0000VO-8t for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2011 17:27:46 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:49697) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R2rZ3-0000VK-2X for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2011 17:27:45 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1R2rdC-0004bp-8j; Sun, 11 Sep 2011 17:32:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Magne Ingebrigtsen Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 11 Sep 2011 21:32:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 2099 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 2099-submit@debbugs.gnu.org id=B2099.131577671217665 (code B ref 2099); Sun, 11 Sep 2011 21:32:02 +0000 Original-Received: (at 2099) by debbugs.gnu.org; 11 Sep 2011 21:31:52 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1R2rd0-0004ao-Pp for submit@debbugs.gnu.org; Sun, 11 Sep 2011 17:31:51 -0400 Original-Received: from hermes.netfonds.no ([80.91.224.195]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1R2rcx-0004aZ-92 for 2099@debbugs.gnu.org; Sun, 11 Sep 2011 17:31:48 -0400 Original-Received: from cm-84.215.51.58.getinternet.no ([84.215.51.58] helo=stories.gnus.org) by hermes.netfonds.no with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1R2rYh-0001C4-Aa; Sun, 11 Sep 2011 23:27:23 +0200 In-Reply-To: <20090128230645.07F1DC468CC@mt-computer.local> (Markus Triska's message of "Thu, 29 Jan 2009 00:06:45 +0100 (CET)") User-Agent: Gnus/5.110018 (No Gnus v0.18) Emacs/24.0.50 (gnu/linux) X-Now-Playing: Scout Niblett's _This Fool Can Die Now_: "Baby Emma" X-MailScanner-ID: 1R2rYh-0001C4-Aa MailScanner-NULL-Check: 1316381243.39481@AmK1lcMWI0+7RMu59nTeVA X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sun, 11 Sep 2011 17:32:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 1) X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:50997 Archived-At: Markus Triska writes: > When you do: > > $ emacs -Q --eval "(let (v) (while t (setq v (cons v v))))" > > then Emacs crashes with: > > Program received signal EXC_BAD_ACCESS, Could not access memory. > Reason: KERN_INVALID_ADDRESS at address: 0xbf7ffffc > 0x0013bc1a in mark_object (arg=40166541) at alloc.c:5372 > (gdb) bt > #0 0x0013bc1a in mark_object (arg=40166541) at alloc.c:5372 I can confirm that the crash is still present in Emacs 24: [larsi@stories ~/src/emacs/trunk]$ gdb --args ./src/emacs -Q --eval "(let (v) (while t (setq v (cons v v))))" [...] (gdb) run Starting program: /home/larsi/src/emacs/trunk/src/emacs -Q --eval \(let\ \(v\)\ \(while\ t\ \(setq\ v\ \(cons\ v\ v\)\)\)\) [Thread debugging using libthread_db enabled] Program received signal SIGSEGV, Segmentation fault. mark_object (arg=21115190) at alloc.c:5396 5396 { -- (domestic pets only, the antidote for overdose, milk.) bloggy blog http://lars.ingebrigtsen.no/