From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#39962: 27.0.90; Crash in Emacs 27.0.90 Date: Wed, 18 Mar 2020 04:57:38 -0700 Organization: UCLA Computer Science Department Message-ID: References: <24162.58107.725366.668639@cochabamba.vanoostrum.org> <83y2s48yn7.fsf@gnu.org> <83zhck6obg.fsf@gnu.org> <83r1xv73ze.fsf@gnu.org> <83imj5bdct.fsf@gnu.org> <83zhcff131.fsf@gnu.org> <2b2fc990-2917-7970-d88b-7708dbaa48be@cs.ucla.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="118511"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 Cc: 39962@debbugs.gnu.org, Pip Cet To: Pieter van Oostrum , Robert Pluim Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Mar 18 12:58:14 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jEXKw-000Ui0-M0 for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 18 Mar 2020 12:58:14 +0100 Original-Received: from localhost ([::1]:49348 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jEXKv-0001eA-LB for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 18 Mar 2020 07:58:13 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59275) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jEXKl-0001e4-Go for bug-gnu-emacs@gnu.org; Wed, 18 Mar 2020 07:58:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jEXKk-0007Gd-IS for bug-gnu-emacs@gnu.org; Wed, 18 Mar 2020 07:58:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:33958) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jEXKk-0007FA-EJ for bug-gnu-emacs@gnu.org; Wed, 18 Mar 2020 07:58:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jEXKk-00043D-C8 for bug-gnu-emacs@gnu.org; Wed, 18 Mar 2020 07:58:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Paul Eggert Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 18 Mar 2020 11:58:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39962 X-GNU-PR-Package: emacs Original-Received: via spool by 39962-submit@debbugs.gnu.org id=B39962.158453266815550 (code B ref 39962); Wed, 18 Mar 2020 11:58:02 +0000 Original-Received: (at 39962) by debbugs.gnu.org; 18 Mar 2020 11:57:48 +0000 Original-Received: from localhost ([127.0.0.1]:39931 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jEXKW-00042k-Lq for submit@debbugs.gnu.org; Wed, 18 Mar 2020 07:57:48 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:55138) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jEXKU-00042X-GX for 39962@debbugs.gnu.org; Wed, 18 Mar 2020 07:57:47 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 64FF31600AB; Wed, 18 Mar 2020 04:57:40 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id GSQWo76tfq25; Wed, 18 Mar 2020 04:57:39 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id B5A941600AF; Wed, 18 Mar 2020 04:57:39 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 5-sQ81jD1Q1s; Wed, 18 Mar 2020 04:57:39 -0700 (PDT) Original-Received: from [192.168.1.9] (cpe-23-242-74-103.socal.res.rr.com [23.242.74.103]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 33ACD1600AB; Wed, 18 Mar 2020 04:57:39 -0700 (PDT) In-Reply-To: Content-Language: en-US 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: 209.51.188.43 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:177487 Archived-At: On 3/18/20 4:38 AM, Pieter van Oostrum wrote: > I think it will be very difficult to find proper watch points. That's too bad. If you could somehow trigger the bug in a batch session by calling the right functions, it'd be easier to debug. That's one of the first things I try to do when debugging this sort of thing. On 3/17/20 11:17 PM, Pip Cet wrote: >>> (gdb) watch *(void *)0x16082a730 >> >> I think you mean >> >> watch *(void **)0x16082a730 Yes, thanks for spotting the typo.