From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#30322: Emacs 26 seems to have entered an infinite loop during GC on macOS Date: Wed, 09 Oct 2019 23:33:05 +0200 Message-ID: <87o8yp1u5q.fsf@gnus.org> References: <1517515799.3889240.1256382320.18166E1D@webmail.messagingengine.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="80123"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 30322@debbugs.gnu.org To: John Wiegley Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Oct 09 23:39:47 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iIJgQ-000Kg1-AB for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Oct 2019 23:39:46 +0200 Original-Received: from localhost ([::1]:59466 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iIJgO-00029j-Q3 for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Oct 2019 17:39:44 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50324) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iIJau-0003zt-Ro for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2019 17:34:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iIJat-0001Tl-Ka for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2019 17:34:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:45466) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iIJas-0001TI-9y for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2019 17:34:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iIJas-0000hz-5a for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2019 17:34:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 09 Oct 2019 21:34:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30322 X-GNU-PR-Package: emacs Original-Received: via spool by 30322-submit@debbugs.gnu.org id=B30322.15706567912656 (code B ref 30322); Wed, 09 Oct 2019 21:34:02 +0000 Original-Received: (at 30322) by debbugs.gnu.org; 9 Oct 2019 21:33:11 +0000 Original-Received: from localhost ([127.0.0.1]:54287 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iIJa3-0000gm-9I for submit@debbugs.gnu.org; Wed, 09 Oct 2019 17:33:11 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:44646) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iIJa1-0000ge-GE for 30322@debbugs.gnu.org; Wed, 09 Oct 2019 17:33:09 -0400 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iIJZy-0004sK-4b; Wed, 09 Oct 2019 23:33:08 +0200 In-Reply-To: <1517515799.3889240.1256382320.18166E1D@webmail.messagingengine.com> (John Wiegley's message of "Thu, 01 Feb 2018 12:09:59 -0800") 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:168796 Archived-At: John Wiegley writes: > I was writing an e-mail to a colleague today when my Emacs window > completely froze up, taking 100% CPU constantly. Since it's still in > that state now, I decided to fire up the stochastic profiler to see > what it's doing. I've attached the screenshot. > > It claims to be spending all its time in `lisp_align_free', behaving > as if there's a CPU busy loop now taking place inside that > function. Since very little time is being assigned to its callees, I > believe an infinite loop has occurred here: This was a year ago -- are you still seeing these hangs in Emacs 27? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no