From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.bugs Subject: bug#15794: Core dump after SIGTERM during GC marking Date: Sun, 03 Nov 2013 19:03:00 +0100 Message-ID: <877gcp2wiz.fsf@igel.home> References: <87k3gq2dpr.fsf@igel.home> <83d2mh9ydm.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1383501854 20065 80.91.229.3 (3 Nov 2013 18:04:14 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 3 Nov 2013 18:04:14 +0000 (UTC) Cc: 15794@debbugs.gnu.org, gundaetiapo@gmail.com To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Nov 03 19:04:18 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Vd224-0007sy-TF for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Nov 2013 19:04:17 +0100 Original-Received: from localhost ([::1]:45952 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vd224-0004Dv-Gh for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Nov 2013 13:04:16 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48351) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vd21w-0004D7-7y for bug-gnu-emacs@gnu.org; Sun, 03 Nov 2013 13:04:13 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vd21q-0003HI-UH for bug-gnu-emacs@gnu.org; Sun, 03 Nov 2013 13:04:08 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:47094) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vd21q-0003HE-Qx for bug-gnu-emacs@gnu.org; Sun, 03 Nov 2013 13:04:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Vd21q-00053G-6T for bug-gnu-emacs@gnu.org; Sun, 03 Nov 2013 13:04:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Andreas Schwab Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 03 Nov 2013 18:04:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15794 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 15794-submit@debbugs.gnu.org id=B15794.138350178819352 (code B ref 15794); Sun, 03 Nov 2013 18:04:02 +0000 Original-Received: (at 15794) by debbugs.gnu.org; 3 Nov 2013 18:03:08 +0000 Original-Received: from localhost ([127.0.0.1]:32878 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vd20x-000524-Sy for submit@debbugs.gnu.org; Sun, 03 Nov 2013 13:03:08 -0500 Original-Received: from mail-out.m-online.net ([212.18.0.10]:42371) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Vd20v-00051t-7i for 15794@debbugs.gnu.org; Sun, 03 Nov 2013 13:03:06 -0500 Original-Received: from frontend1.mail.m-online.net (frontend1.mail.intern.m-online.net [192.168.8.180]) by mail-out.m-online.net (Postfix) with ESMTP id 3dCQ3W3SZ0z3hj7j; Sun, 3 Nov 2013 19:03:03 +0100 (CET) Original-Received: from localhost (dynscan1.mnet-online.de [192.168.6.68]) by mail.m-online.net (Postfix) with ESMTP id 3dCQ3W18fjzbbfl; Sun, 3 Nov 2013 19:03:03 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Original-Received: from mail.mnet-online.de ([192.168.8.180]) by localhost (dynscan1.mail.m-online.net [192.168.6.68]) (amavisd-new, port 10024) with ESMTP id 9ck9nNQUVePo; Sun, 3 Nov 2013 19:03:00 +0100 (CET) X-Auth-Info: ttso/PzwadmDPKrlyryULG7UZ27NOGdmO8EYOK9n828= Original-Received: from igel.home (ppp-88-217-122-174.dynamic.mnet-online.de [88.217.122.174]) by mail.mnet-online.de (Postfix) with ESMTPA; Sun, 3 Nov 2013 19:03:00 +0100 (CET) Original-Received: by igel.home (Postfix, from userid 1000) id 109262C026D; Sun, 3 Nov 2013 19:03:00 +0100 (CET) X-Yow: Two with FLUFFO, hold th' BEETS..side of SOYETTES! In-Reply-To: <83d2mh9ydm.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 03 Nov 2013 19:41:09 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x 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: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:79923 Archived-At: Eli Zaretskii writes: >> From: Andreas Schwab >> Date: Sun, 03 Nov 2013 07:37:04 +0100 >> Cc: 15794@debbugs.gnu.org >> >> Barry OReilly writes: >> >> > #60 0x00000000004ecaa5 in deliver_process_signal (sig=15, handler=0x4ebc30 ) at sysdep.c:1597 >> > old_errno = 11 >> > on_main_thread = true >> > #61 >> > No symbol table info available. >> > #62 string_intervals (s=57280353) at lisp.h:3129 >> > No locals. >> > #63 mark_object (arg=) at alloc.c:5957 >> > ptr = >> > ptrx = >> > obj = 59121106 >> > cdr_count = 0 >> >> The signal was received during GC. Shouldn't its handling be postponed >> then? > > Maybe. But then it would be impossible to kill Emacs during a runaway > GC in a way that would cause Emacs to auto-save, wouldn't it? Even auto-save is a no-no in a signal handler. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."