From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Antipov Newsgroups: gmane.emacs.devel Subject: Re: Hard bug caused by window management code? Date: Wed, 27 Mar 2013 13:26:32 +0400 Message-ID: <5152BB48.10700@yandex.ru> References: <51528DA4.10300@yandex.ru> <51529E6D.40300@gmx.at> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1364376408 20868 80.91.229.3 (27 Mar 2013 09:26:48 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 27 Mar 2013 09:26:48 +0000 (UTC) Cc: Eli Zaretskii , Emacs development discussions To: Martin Rudalics Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Mar 27 10:27:14 2013 Return-path: Envelope-to: ged-emacs-devel@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 1UKmdR-0000KZ-1b for ged-emacs-devel@m.gmane.org; Wed, 27 Mar 2013 10:27:09 +0100 Original-Received: from localhost ([::1]:47159 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKmd2-0000a6-Vv for ged-emacs-devel@m.gmane.org; Wed, 27 Mar 2013 05:26:44 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:57747) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKmcv-0000Zl-ID for emacs-devel@gnu.org; Wed, 27 Mar 2013 05:26:43 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UKmcu-0006A4-3f for emacs-devel@gnu.org; Wed, 27 Mar 2013 05:26:37 -0400 Original-Received: from forward13.mail.yandex.net ([2a02:6b8:0:801::3]:51854) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKmct-00069s-Ji for emacs-devel@gnu.org; Wed, 27 Mar 2013 05:26:36 -0400 Original-Received: from smtp12.mail.yandex.net (smtp12.mail.yandex.net [95.108.131.191]) by forward13.mail.yandex.net (Yandex) with ESMTP id 252BE142319; Wed, 27 Mar 2013 13:26:33 +0400 (MSK) Original-Received: from smtp12.mail.yandex.net (localhost [127.0.0.1]) by smtp12.mail.yandex.net (Yandex) with ESMTP id C98FA16A00C4; Wed, 27 Mar 2013 13:26:32 +0400 (MSK) Original-Received: from unknown (unknown [37.139.80.10]) by smtp12.mail.yandex.net (nwsmtp/Yandex) with ESMTP id QWdutFiv-QWdiWEcT; Wed, 27 Mar 2013 13:26:32 +0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1364376392; bh=zaT9nQj5twOv4EWu9YnoPDitEvCsBm2fvXZtYKgY+tk=; h=Message-ID:Date:From:User-Agent:MIME-Version:To:CC:Subject: References:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=qbjZR7mecoDPKVffSzpOiOAkW7DnRHG+w13nt2zwJqzbPO8yeh+JGsfgmfHrkRWzw pxfrujRUAYxBnwaGMl/Vzbb6vXLaslAuUZCPSRTTV8wtbMz8gOGHMHS69KVg3Inete HqWx4clVOQW2aB3V6oDqpuI/abIAtZ9rMfVP9gTU= User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130307 Thunderbird/17.0.4 In-Reply-To: <51529E6D.40300@gmx.at> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a02:6b8:0:801::3 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:158279 Archived-At: On 03/27/2013 11:23 AM, martin rudalics wrote: > It seems to hang in `set-window-configuration'. Now I'm seeing that enormously huge SIZE (3151760 !!!) passed from Lisp to Fset_window_new_total causes an attempt to allocate appropriately huge glyph matrix (window_resize_apply propagates this value from w->new_total to w->total_lines, next it's used in window_box_height, and finally in required_matrix_height, etc.). So: 1) Can you check lisp/window.el and find from where this SIZE comes? 2) Shouldn't we check whether SIZE in Fset_window_new_total and Fset_window_new_normal isn't too large, for example, not larger than the appropriate dimension of the frame contains WINDOW? Dmitry