From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#21380: 25.0.50; GTK-induced segfault when scheduling timer from window-configuration-change-hook Date: Tue, 01 Sep 2015 20:19:25 +0300 Message-ID: <83vbbuawgy.fsf@gnu.org> References: <83mvx8252m.fsf@gnu.org> <83k2sc20k6.fsf@gnu.org> <83h9ng1ryx.fsf@gnu.org> <83a8t71qct.fsf@gnu.org> <837foaceid.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1441128029 20107 80.91.229.3 (1 Sep 2015 17:20:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 1 Sep 2015 17:20:29 +0000 (UTC) Cc: 21380@debbugs.gnu.org To: Pip Cet Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Sep 01 19:20:16 2015 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 1ZWpED-0004jB-3D for geb-bug-gnu-emacs@m.gmane.org; Tue, 01 Sep 2015 19:20:13 +0200 Original-Received: from localhost ([::1]:56219 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWpEC-0005fh-N2 for geb-bug-gnu-emacs@m.gmane.org; Tue, 01 Sep 2015 13:20:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38471) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWpE7-0005by-OZ for bug-gnu-emacs@gnu.org; Tue, 01 Sep 2015 13:20:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZWpE4-0006m5-K9 for bug-gnu-emacs@gnu.org; Tue, 01 Sep 2015 13:20:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:53108) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWpE4-0006lC-Hp for bug-gnu-emacs@gnu.org; Tue, 01 Sep 2015 13:20:04 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1ZWpE3-0000aT-Jn for bug-gnu-emacs@gnu.org; Tue, 01 Sep 2015 13:20:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 01 Sep 2015 17:20:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 21380 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 21380-submit@debbugs.gnu.org id=B21380.14411279572197 (code B ref 21380); Tue, 01 Sep 2015 17:20:03 +0000 Original-Received: (at 21380) by debbugs.gnu.org; 1 Sep 2015 17:19:17 +0000 Original-Received: from localhost ([127.0.0.1]:45318 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1ZWpDI-0000ZN-VH for submit@debbugs.gnu.org; Tue, 01 Sep 2015 13:19:17 -0400 Original-Received: from mtaout29.012.net.il ([80.179.55.185]:50455) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1ZWpDG-0000ZE-Qq for 21380@debbugs.gnu.org; Tue, 01 Sep 2015 13:19:15 -0400 Original-Received: from conversion-daemon.mtaout29.012.net.il by mtaout29.012.net.il (HyperSendmail v2007.08) id <0NU000J00DCX2T00@mtaout29.012.net.il> for 21380@debbugs.gnu.org; Tue, 01 Sep 2015 20:19:31 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([84.94.185.246]) by mtaout29.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NU000G9MDGI0W50@mtaout29.012.net.il>; Tue, 01 Sep 2015 20:19:31 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il 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: 208.118.235.43 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:106064 Archived-At: > Date: Tue, 1 Sep 2015 16:56:04 +0000 > From: Pip Cet > Cc: 21380@debbugs.gnu.org > > > That only prevents us from reading new events from the X socket, but > > what if some signal that is already pending invokes some Lisp? > > I don't understand. How can we call "some signal that is already pending" (I'm > not sure what that means. A unix signal? Or just something that sets > pending_signals to a true value? Or an atimer?) I meant atimers, sorry for being unclear. See process_pending_signals. > The only code path that I see that's potentially dangerous is that atimers > appear to be executed even if input is blocked. Yes, that's exactly what bothered me. Not calling QUIT prevents that. Alternatively, we could turn off atimers (by calling turn_on_atimers) while Fcopy_sequence runs.