From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Steve Purcell Newsgroups: gmane.emacs.bugs Subject: bug#7194: 24.0.50; Hard crash when starting many subprocesses in quick succession Date: Sat, 12 Feb 2011 16:44:52 +0000 Message-ID: <5DF46021-0060-4516-8371-E61207D43367@sanityinc.com> References: <23BBA7F2-0D4A-4F01-86A0-AAA416101A2F@sanityinc.com> <6099D6C2-B2B9-4A5F-B55C-D8341BFC5128@sanityinc.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: dough.gmane.org 1297531219 29511 80.91.229.12 (12 Feb 2011 17:20:19 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 12 Feb 2011 17:20:19 +0000 (UTC) To: 7194@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Feb 12 18:20:15 2011 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1PoJ8n-0008EX-W5 for geb-bug-gnu-emacs@m.gmane.org; Sat, 12 Feb 2011 18:20:14 +0100 Original-Received: from localhost ([127.0.0.1]:52903 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PoJ8m-0007IA-QR for geb-bug-gnu-emacs@m.gmane.org; Sat, 12 Feb 2011 12:20:12 -0500 Original-Received: from [140.186.70.92] (port=47771 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PoIvN-0007mt-0Q for bug-gnu-emacs@gnu.org; Sat, 12 Feb 2011 12:06:23 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PoIvL-00007u-Ln for bug-gnu-emacs@gnu.org; Sat, 12 Feb 2011 12:06:20 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:36035) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PoIvL-00007i-Ej for bug-gnu-emacs@gnu.org; Sat, 12 Feb 2011 12:06:19 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1PoIT0-000593-Gi; Sat, 12 Feb 2011 11:37:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Steve Purcell Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Feb 2011 16:37:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 7194 X-GNU-PR-Package: emacs,ns X-GNU-PR-Keywords: Original-Received: via spool by 7194-submit@debbugs.gnu.org id=B7194.129752856419710 (code B ref 7194); Sat, 12 Feb 2011 16:37:02 +0000 Original-Received: (at 7194) by debbugs.gnu.org; 12 Feb 2011 16:36:04 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1PoIS4-00057r-9f for submit@debbugs.gnu.org; Sat, 12 Feb 2011 11:36:04 -0500 Original-Received: from h1189701.stratoserver.net ([85.214.32.38]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1PoIS2-00057L-3V for 7194@debbugs.gnu.org; Sat, 12 Feb 2011 11:36:02 -0500 Original-Received: from mandala.home (host217-44-1-158.range217-44.btcentralplus.com [217.44.1.158]) by h1189701.stratoserver.net (Postfix) with ESMTPA id 7B46BECD77C for <7194@debbugs.gnu.org>; Sat, 12 Feb 2011 17:44:53 +0100 (CET) In-Reply-To: X-Mailer: Apple Mail (2.1082) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sat, 12 Feb 2011 11:37:02 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 140.186.70.43 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:44068 Archived-At: On 12 Oct 2010, at 19:20, Steve Purcell wrote: > On 12 Oct 2010, at 15:06, Eli Zaretskii wrote: >=20 >>> From: Steve Purcell >>> Date: Tue, 12 Oct 2010 14:32:22 +0100 >>> Cc: 7194@debbugs.gnu.org >>>=20 >>> I recompiled with -g, repeated the crash, and found the line in = question =3D >>> -- process.c:1767 >>>=20 >>> return unbind_to (count, proc); >>=20 >> So this is probably here: >>=20 >> static Lisp_Object >> start_process_unwind (Lisp_Object proc) >> { >> if (!PROCESSP (proc)) >> abort (); >>=20 >=20 >=20 > Looks likely. I kinda guessed that there might be a missing error = check, and that Emacs was simply running out of a limited resource like = file descriptors. At this point, I can no longer reproduce the crash with the latest = Emacs, so please feel free to close this bug.