From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gerd =?UTF-8?Q?M=C3=B6llmann?= Newsgroups: gmane.emacs.bugs Subject: bug#66744: 30.0.50; Emacs crashes when re-dumping into the same dump file another Emacs instance is using Date: Thu, 26 Oct 2023 20:26:27 +0200 Message-ID: References: <87o7gnnhqz.fsf@localhost> <87a5s5bg83.fsf@localhost> <83msw5fk9h.fsf@gnu.org> <83lebpfdse.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13658"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: yantar92@posteo.net, 66744@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Oct 26 22:06:57 2023 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 1qw6d7-0003Kl-Ct for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 26 Oct 2023 22:06:57 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qw6cj-0003bZ-2C; Thu, 26 Oct 2023 16:06:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qw6ci-0003b9-1Q for bug-gnu-emacs@gnu.org; Thu, 26 Oct 2023 16:06:32 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qw6ch-00088p-Ph for bug-gnu-emacs@gnu.org; Thu, 26 Oct 2023 16:06:31 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qw6dC-0004bB-BP for bug-gnu-emacs@gnu.org; Thu, 26 Oct 2023 16:07:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gerd =?UTF-8?Q?M=C3=B6llmann?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 26 Oct 2023 20:07:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 66744 X-GNU-PR-Package: emacs Original-Received: via spool by 66744-submit@debbugs.gnu.org id=B66744.169835078917637 (code B ref 66744); Thu, 26 Oct 2023 20:07:02 +0000 Original-Received: (at 66744) by debbugs.gnu.org; 26 Oct 2023 20:06:29 +0000 Original-Received: from localhost ([127.0.0.1]:34589 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qw6ce-0004aP-TS for submit@debbugs.gnu.org; Thu, 26 Oct 2023 16:06:29 -0400 Original-Received: from mail-ej1-x62d.google.com ([2a00:1450:4864:20::62d]:46166) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qw6ca-0004a9-1P for 66744@debbugs.gnu.org; Thu, 26 Oct 2023 16:06:27 -0400 Original-Received: by mail-ej1-x62d.google.com with SMTP id a640c23a62f3a-98377c5d53eso209856566b.0 for <66744@debbugs.gnu.org>; Thu, 26 Oct 2023 13:05:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1698350747; x=1698955547; darn=debbugs.gnu.org; h=mime-version:user-agent:message-id:date:references:in-reply-to :subject:cc:to:from:from:to:cc:subject:date:message-id:reply-to; bh=yvxnoSBvqP9/fozDlKveAE1eeVnB+UL3O2gsZyjuKOU=; b=GGDnFyPFPQQtDQ7apcWiTobsqDZ81a+vL9x6ULFnHaUOk8sh0nTB+kkMEE/olDPqQz zBlxQ6o22Kj2gurPj3VQbGVNtglN1jSLwD2BphhRNEuv/Onl4VEWDfmO6EXkKtmqcpma pmiJFRzLeoanpy0bFZwCQSqpkRDZeqvA+d2DvCJ/rAO9BJRPPJZtkBrOqPxbVz4NKB9Y TusyanSUBB4kdHe7OWTLupoFK50+hFLz7A8Wgr0xD33AwjLMjIqUqRQn2LIYmgg0n0eU QuxLc1CRV9HgvyTzwW5+zi7IRXJrK46+G3YqFzdEExbnoj6Zgf+g+DYqz5IJE5WWWpAY hXzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698350747; x=1698955547; h=mime-version:user-agent:message-id:date:references:in-reply-to :subject:cc:to:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=yvxnoSBvqP9/fozDlKveAE1eeVnB+UL3O2gsZyjuKOU=; b=DgkB6pcgZ0YB2lEVm9HPq4O3fTXi5Wnrdh3UMWrWdrFu7RC0urCCk3IW/97+DPDWNi dWO9WAfQpPHjkJce+nFSSM8mxrTthiQhckf/ocUqXxAdaKoaFlRKI57ZHSD94JUy4epi cBKiWL6EolojEug6sDcR4kjvZXlA0Y5/rN1NMpjRMFlQdO1t9CPwJyFyNxp/ZkxK5FD5 /tp5r8DLJ4cTcjE9f007xVpHCr8ITjVpEtW8d9Hx2VtjYXoZlm1D5SunjOPkXeAKfbx6 6SjX+3lDKmoQq3eebWwEL57SWhK5l633QMuYpMOKDqqXKXGQiwUug+VpilJYhdCBqNt6 p3UA== X-Gm-Message-State: AOJu0Yy4WnbOEH1Twc5Q/PBw4x2dDu2+YkQn4LPuNnIGGmn4utOZmnQH k0J9q5Qp5B2UQtz2Dg7uhK1KkEqH7Bg= X-Google-Smtp-Source: AGHT+IE5DxzMLfk6WCLaE9RQvGhbeQq9xlhFz18gOjt4KX2sofOtOj8wGULir8azt4DABtHHW7x9ng== X-Received: by 2002:a05:6512:3ac:b0:507:984b:f174 with SMTP id v12-20020a05651203ac00b00507984bf174mr106846lfp.48.1698344788737; Thu, 26 Oct 2023 11:26:28 -0700 (PDT) Original-Received: from Pro.fritz.box (p4fe3a163.dip0.t-ipconnect.de. [79.227.161.99]) by smtp.gmail.com with ESMTPSA id kb3-20020a1709070f8300b009adcb6c0f0esm11957859ejc.193.2023.10.26.11.26.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Oct 2023 11:26:28 -0700 (PDT) In-Reply-To: <83lebpfdse.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 26 Oct 2023 21:18:25 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:273320 Archived-At: Eli Zaretskii writes: >> > Emacs on GNU/Linux doesn't use mmap, we stopped doing this many years >> > ago. >> >> Ok, but I must admit that I don't see how that is done in pdumper.c. > > Then maybe I don't understand what bothers you. What are the "changes > made to the dump file in step 3" to which you allude? AFRAIU, step 3 > simply loads the dump file, it doesn't change the file. What did I > miss? What Ihor does is 1. Create a dump file F 2. Start an Emacs with that dump file F 3. Create F again, while the Emacs from step 2 runs