From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Hangs on redisplay_internal Date: Mon, 03 Jun 2019 09:43:21 +0300 Message-ID: <18F33AA3-9760-4E25-8DA7-4583BC8E362C@gnu.org> References: <87o93fmctq.fsf@ericabrahamsen.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="31208"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: K-9 Mail for Android To: emacs-devel@gnu.org,Eric Abrahamsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jun 03 08:43:40 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hXgh2-0007vS-AE for ged-emacs-devel@m.gmane.org; Mon, 03 Jun 2019 08:43:40 +0200 Original-Received: from localhost ([127.0.0.1]:58596 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hXggu-00051C-Nl for ged-emacs-devel@m.gmane.org; Mon, 03 Jun 2019 02:43:32 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:48289) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hXggo-000514-7i for emacs-devel@gnu.org; Mon, 03 Jun 2019 02:43:27 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:40036) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hXggn-0001nM-GA; Mon, 03 Jun 2019 02:43:25 -0400 Original-Received: from [176.12.242.238] (port=52888 helo=[10.163.53.17]) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1hXggm-0005Rg-Nd; Mon, 03 Jun 2019 02:43:25 -0400 In-Reply-To: <87o93fmctq.fsf@ericabrahamsen.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:237210 Archived-At: On June 3, 2019 8:56:33 AM GMT+03:00, Eric Abrahamsen wrote: > I've been updating master every three or four days, and over the past > week (more?) feel like I've been getting a lot of inexplicable hangs=2E > They last as long as five or six seconds, but I can usually quit out > of > them=2E I started running with debug on quit as a matter of course, and > just managed to kill one of them, and got: >=20 > Debugger entered--Lisp error: (quit) > redisplay_internal\ \(C\ function\)() >=20 > That's all that was in *Backtrace*=2E >=20 > I'm on Arch Linux, and haven't done anything special to the build > process=2E I know this isn't very helpful, but maybe I can track down > something more=2E Run Emacs under GDB, and when Emacs habgs, stop it with SIGTSTP, as explai= ned in etc/DEBUG=2E Then get a more informative backtrace with the GDB's "= bt" command=2E Be sure to invoke GDB from the src directory, so that it wi= ll also show the Lisp backtrace=2E