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: Tue, 10 Mar 2020 14:19:14 +0000 Message-ID: References: <24162.58107.725366.668639@cochabamba.vanoostrum.org> <329e58b1-6255-311e-bdd8-b6f5b3d5208f@cs.ucla.edu> <22225b66-44f6-d132-3036-92181d53c28d@cs.ucla.edu> <89A83582-358F-43DC-B96E-04EE9D655D5F@vanoostrum.org> <63b88e2d-9888-f3ce-a4b0-fcf344e803e5@cs.ucla.edu> <83d09lbgk5.fsf@gnu.org> 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="131043"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 39962@debbugs.gnu.org, Paul Eggert To: Pieter van Oostrum Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 10 15:20:15 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 1jBfjz-000XzF-Rl for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 10 Mar 2020 07:19:52 -0700 (PDT) In-Reply-To: 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:177135 Archived-At: On Tue, Mar 10, 2020 at 10:53 AM Pieter van Oostrum wrote: > I think we got stuck here. I don't think the problem is in the actual code that Emacs was executing at this point. Rather, the problem was that a marker was corrupted (m->charpos == 0). Inspecting the rest of the marker structure, in particular the header, might let us know whether, as I suspect, the marker was wrongly freed and re-allocated. What does "x/32gx marker" produce?