From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#37331: 27.0.50; segfault when starting from pdump and using dbus Date: Mon, 11 Oct 2021 16:28:10 +0200 Message-ID: <87h7dnhc05.fsf@gnus.org> References: <87blvo8s4l.fsf@lausen.nl> <87tv9ehc28.fsf@lausen.nl> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="28902"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Paul Eggert , 37331@debbugs.gnu.org To: Leonard Lausen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Oct 11 16:35:00 2021 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 1mZwOI-0007FL-J0 for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 11 Oct 2021 16:34:58 +0200 Original-Received: from localhost ([::1]:36436 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mZwOH-0007gm-A5 for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 11 Oct 2021 10:34:57 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44474) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mZwIY-0000mO-2S for bug-gnu-emacs@gnu.org; Mon, 11 Oct 2021 10:29:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49065) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mZwIX-0000Yq-Q2 for bug-gnu-emacs@gnu.org; Mon, 11 Oct 2021 10:29:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mZwIX-0004fD-MQ for bug-gnu-emacs@gnu.org; Mon, 11 Oct 2021 10:29:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 11 Oct 2021 14:29:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 37331 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 37331-submit@debbugs.gnu.org id=B37331.163396250217850 (code B ref 37331); Mon, 11 Oct 2021 14:29:01 +0000 Original-Received: (at 37331) by debbugs.gnu.org; 11 Oct 2021 14:28:22 +0000 Original-Received: from localhost ([127.0.0.1]:60602 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mZwHu-0004dq-6C for submit@debbugs.gnu.org; Mon, 11 Oct 2021 10:28:22 -0400 Original-Received: from quimby.gnus.org ([95.216.78.240]:55652) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mZwHs-0004da-Fk for 37331@debbugs.gnu.org; Mon, 11 Oct 2021 10:28:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=nEJ16AZbXOef1D9dxmlZK6wz1ck+q1MxvhPMBscChqI=; b=jn+/1XcSOj9FjZ7k6NScOtAxxv weuokBz98Wv0UHuKvJZBzDQ4bSf9zhuuiIJfefmWsja2i9fQ52Ztky0wAkRy5xaCGlqoJZrtZinSd zS5jid7iB5T24EQjg9AsuybBawd9OS2+ccOrDpeEfBB6ySsZokPL0VlaDpY23yNujNZo=; Original-Received: from [84.212.220.105] (helo=elva) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mZwHi-0003VE-VO; Mon, 11 Oct 2021 16:28:13 +0200 X-Now-Playing: Depeche Mode's _Construction Time Again_: "Told You So" In-Reply-To: <87tv9ehc28.fsf@lausen.nl> (Leonard Lausen's message of "Sat, 14 Sep 2019 20:12:31 +0000") 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" Xref: news.gmane.io gmane.emacs.bugs:216921 Archived-At: Leonard Lausen writes: > Content of $HOME/debug-init.el > > (require 'dbus) > > Dump > > emacs --batch -Q -l $HOME/debug-init.el -eval '(dump-emacs-portable "/tmp/dmp") > > Load > > emacs -Q -l $HOME/debug-init.el --dump-file=/tmp/dmp > > Execute > > (require 'dbus) > (dbus-get-unique-name :system) > > Error > > Debugger entered--Lisp error: (dbus-error "No connection to bus" :system) > dbus-get-unique-name(:system) > (progn (dbus-get-unique-name :system)) > eval((progn (dbus-get-unique-name :system)) t) I can reproduce this in Emacs 29, too. This is because dbus.el initialises the buses like this: ;; Initialize `:system' and `:session' buses. This adds their file ;; descriptors to input_wait_mask, in order to detect incoming ;; messages immediately. (when (featurep 'dbusbind) (dbus-ignore-errors (dbus-init-bus :system)) (dbus-ignore-errors (dbus-init-bus :session))) But this isn't run when dbus.el was present in Emacs when it was dumped, so these inits have to be run in a different way. I'm not sure where init code like this is supposed to happen in a pdumped Emacs, though. Anybody? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no