From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Pip Cet Newsgroups: gmane.emacs.bugs Subject: bug#39962: 27.0.90; Crash in Emacs 27.0.90 Date: Wed, 18 Mar 2020 06:17:01 +0000 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" Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="124381"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Pieter van Oostrum , 39962@debbugs.gnu.org To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Mar 18 07:18:14 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 1jES1t-000WDY-3H for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 17 Mar 2020 23:17:37 -0700 (PDT) In-Reply-To: <2b2fc990-2917-7970-d88b-7708dbaa48be@cs.ucla.edu> 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:177477 Archived-At: On Tue, Mar 17, 2020 at 8:59 PM Paul Eggert wrote: > Although I haven't been following this in detail, I'd like to suggest trying a > GDB watchpoint to find the bug. Watchpoints have been invaluable to me when I > debug garbage-collector and other memory management issues. They are! Unfortunately, they require a predictable address at which the corruption happens, and we don't appear to have that. > (gdb) watch *(void *)0x16082a730 I think you mean watch *(void **)0x16082a730 Right?