From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#12745: crash in bidi_pop_it during (idle) redisplay Date: Mon, 29 Oct 2012 19:11:11 +0200 Message-ID: <838vap8aq8.fsf@gnu.org> References: <508CA6FC.4070203@cs.ucla.edu> <508CE3B0.2030809@cs.ucla.edu> <83lieq8q91.fsf@gnu.org> <83fw4y8jgd.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1351530831 27218 80.91.229.3 (29 Oct 2012 17:13:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 29 Oct 2012 17:13:51 +0000 (UTC) Cc: 12745@debbugs.gnu.org To: Ami Fischman Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Oct 29 18:13:59 2012 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1TSsuV-00087i-Gx for geb-bug-gnu-emacs@m.gmane.org; Mon, 29 Oct 2012 18:13:59 +0100 Original-Received: from localhost ([::1]:58781 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TSsuM-0002oU-Ri for geb-bug-gnu-emacs@m.gmane.org; Mon, 29 Oct 2012 13:13:50 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:51039) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TSsuD-0002nL-7D for bug-gnu-emacs@gnu.org; Mon, 29 Oct 2012 13:13:48 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TSsu7-0004NH-CR for bug-gnu-emacs@gnu.org; Mon, 29 Oct 2012 13:13:41 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:56387) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TSsu7-0004ND-8n for bug-gnu-emacs@gnu.org; Mon, 29 Oct 2012 13:13:35 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TSswT-0007xG-VU for bug-gnu-emacs@gnu.org; Mon, 29 Oct 2012 13:16:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 29 Oct 2012 17:16:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 12745 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 12745-submit@debbugs.gnu.org id=B12745.135153090630516 (code B ref 12745); Mon, 29 Oct 2012 17:16:01 +0000 Original-Received: (at 12745) by debbugs.gnu.org; 29 Oct 2012 17:15:06 +0000 Original-Received: from localhost ([127.0.0.1]:38405 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TSsvZ-0007w8-Q6 for submit@debbugs.gnu.org; Mon, 29 Oct 2012 13:15:06 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:46990) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TSsvX-0007vz-65 for 12745@debbugs.gnu.org; Mon, 29 Oct 2012 13:15:03 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MCN00A00ZO46Q00@a-mtaout22.012.net.il> for 12745@debbugs.gnu.org; Mon, 29 Oct 2012 19:11:01 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MCN009MGZQCZ660@a-mtaout22.012.net.il>; Mon, 29 Oct 2012 19:11:01 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) 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:66200 Archived-At: > Date: Sun, 28 Oct 2012 21:26:55 -0700 > From: Ami Fischman > Cc: 12745@debbugs.gnu.org > > > If it loads the same .emacs, that is good enough. > > > > Ok, attached. Thanks. > (gdb) p current_buffer->name_ > $22 = 101548849 > (gdb) xtype > Lisp_String > (gdb) xstring current_buffer->name_ > $23 = (struct Lisp_String *) 0x60d8330 > "cdm_wrapper.cc" OK, so we were looking at the correct buffer. > > Did that buffer have any minor mode or some other optional feature > > turned on, in addition to C++ Mode? > > > See attached b-g-e.txt, in which the current buffer is the same .cc file in > my HEAD session loading the same .emacs as the crashed one. Fwew! There are quite a few minor modes you have turned on that use overlays to do their job. Coupled with the fact that the problem happens after hours of work, I don't think a reproducible recipe will be possible any time soon. Hmmm... > > So are you debugging a core dump? > > > > Yes. Well, I hope that now you are running under GDB to begin with, because debugging a live Emacs process is so much easier than debugging a core dump. Thanks.