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#23704: 25.1.50; Emacs crash in syntax.c Date: Mon, 06 Jun 2016 17:49:40 +0300 Message-ID: <83lh2itlrv.fsf@gnu.org> References: <84ziqyga76.fsf@gmail.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1465227301 18499 80.91.229.3 (6 Jun 2016 15:35:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 6 Jun 2016 15:35:01 +0000 (UTC) Cc: 23704@debbugs.gnu.org, vincent.belaiche@gmail.com To: vincent.belaiche@gmail.com (Vincent =?UTF-8?Q?Bela=C3=AFche?=) Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Jun 06 17:34:50 2016 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 1b9wYD-000764-Kj for geb-bug-gnu-emacs@m.gmane.org; Mon, 06 Jun 2016 17:34:49 +0200 Original-Received: from localhost ([::1]:43172 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9wYC-0007Vo-PT for geb-bug-gnu-emacs@m.gmane.org; Mon, 06 Jun 2016 11:34:48 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38561) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9vqx-0001un-AJ for bug-gnu-emacs@gnu.org; Mon, 06 Jun 2016 10:50:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b9vqs-00014Q-8a for bug-gnu-emacs@gnu.org; Mon, 06 Jun 2016 10:50:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:44549) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9vqs-00014F-5d for bug-gnu-emacs@gnu.org; Mon, 06 Jun 2016 10:50:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1b9vqr-0008BH-Tl for bug-gnu-emacs@gnu.org; Mon, 06 Jun 2016 10:50:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 06 Jun 2016 14:50:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23704 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23704-submit@debbugs.gnu.org id=B23704.146522456231396 (code B ref 23704); Mon, 06 Jun 2016 14:50:01 +0000 Original-Received: (at 23704) by debbugs.gnu.org; 6 Jun 2016 14:49:22 +0000 Original-Received: from localhost ([127.0.0.1]:56886 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b9vqD-0008AK-NB for submit@debbugs.gnu.org; Mon, 06 Jun 2016 10:49:21 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:47319) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b9vqA-0008A6-QJ for 23704@debbugs.gnu.org; Mon, 06 Jun 2016 10:49:19 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b9vq4-0000w9-QP for 23704@debbugs.gnu.org; Mon, 06 Jun 2016 10:49:13 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:52859) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9vq0-0000vg-4f; Mon, 06 Jun 2016 10:49:08 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4032 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1b9vpz-0006KA-83; Mon, 06 Jun 2016 10:49:07 -0400 In-reply-to: <84ziqyga76.fsf@gmail.com> (vincent.belaiche@gmail.com) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:119149 Archived-At: > From: vincent.belaiche@gmail.com (Vincent Belaïche) > Date: Mon, 06 Jun 2016 07:25:49 +0200 > Cc: Vincent Belaïche > > This is a very difficult to reproduce crash. It happens quite scarcely, > but fortunately, knowing its existence I was running under the > debugger. Please note that it was w/o the -Q option, and my init file is > quite a few lines ;-). Thanks. Unfortunately, backtraces from optimized builds, even those with -Og switch, are not reliable enough. So when you know about an existing problem that is hard to reproduce, please run an unoptimized version if you can. Nevertheless, let's see if we can glean anything useful from this crash. Please show the output of these GDB commands: (gdb) p PT_ADDR (gdb) p GPT_ADDR (gdb) p GPT