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#23522: 25.0.93; SEGFAULT when displaying HELLO Date: Fri, 13 May 2016 18:14:16 +0300 Message-ID: <83k2iy7zxz.fsf@gnu.org> References: <83lh3f9jdr.fsf@gnu.org> <83eg979g1p.fsf@gnu.org> <87wpmzgfxw.fsf@md5i.com> <8337pm9z8j.fsf@gnu.org> <877feyau34.fsf@md5i.com> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1463152533 32606 80.91.229.3 (13 May 2016 15:15:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 13 May 2016 15:15:33 +0000 (UTC) Cc: mwd@cert.org, 23522@debbugs.gnu.org To: Michael Welsh Duggan Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri May 13 17:15:22 2016 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 1b1Eo3-0000bq-RX for geb-bug-gnu-emacs@m.gmane.org; Fri, 13 May 2016 17:15:12 +0200 Original-Received: from localhost ([::1]:34941 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b1Eo3-0007Lt-97 for geb-bug-gnu-emacs@m.gmane.org; Fri, 13 May 2016 11:15:11 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46290) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b1Eny-0007K1-QN for bug-gnu-emacs@gnu.org; Fri, 13 May 2016 11:15:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b1Enu-0004d1-FA for bug-gnu-emacs@gnu.org; Fri, 13 May 2016 11:15:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:37756) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b1Enu-0004cx-C8 for bug-gnu-emacs@gnu.org; Fri, 13 May 2016 11:15:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1b1Enu-0005Ph-5P for bug-gnu-emacs@gnu.org; Fri, 13 May 2016 11:15:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 13 May 2016 15:15:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23522 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23522-submit@debbugs.gnu.org id=B23522.146315247220762 (code B ref 23522); Fri, 13 May 2016 15:15:02 +0000 Original-Received: (at 23522) by debbugs.gnu.org; 13 May 2016 15:14:32 +0000 Original-Received: from localhost ([127.0.0.1]:50093 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b1EnQ-0005Oo-IJ for submit@debbugs.gnu.org; Fri, 13 May 2016 11:14:32 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:55261) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b1EnN-0005OX-Lr for 23522@debbugs.gnu.org; Fri, 13 May 2016 11:14:31 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b1EnH-0004TR-59 for 23522@debbugs.gnu.org; Fri, 13 May 2016 11:14:24 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:39356) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b1EnD-0004SN-9N; Fri, 13 May 2016 11:14:19 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4914 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1b1EnA-0002x7-S5; Fri, 13 May 2016 11:14:18 -0400 In-reply-to: <877feyau34.fsf@md5i.com> (message from Michael Welsh Duggan on Fri, 13 May 2016 10:52:31 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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: 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" Xref: news.gmane.org gmane.emacs.bugs:118200 Archived-At: > From: Michael Welsh Duggan > Cc: mwd@md5i.com, Kenichi Handa , mwd@cert.org, 23522@debbugs.gnu.org > Date: Fri, 13 May 2016 10:52:31 -0400 > > > So the question becomes: where did that value of 'to' come from, and > > how come its value is bogus? Can you look at the code before the > > faulting line and figure that out? > > It's being filled in by mflt_run() at ftfont.c:2646. Which means either a bug in the library or a bad font. > >> xft:-unknown-FreeSerif-normal-normal-normal-*-15-*-*-*-*-0-iso10646-1 > >> by these glyphs: > >> [0 3 0 10195 9 0 10 10 0 nil] > >> [0 3 2724 2103 10 1 10 10 1 nil] > >> [0 3 2759 2132 0 -8 -2 13 -10 [-1 0 0]] > > > > So why does Emacs use FreeSerif on this system and Lohit Gujarati on > > the faulting one? > > The two systems I have access to are running completely different > distributions of Linux. I don't have much control over the packages > installed on the system on which Emacs breaks. OK, but are both fonts installed on both systems? > > Are both fonts installed on both systems? Is Lohit > > Gujarati a bad font, by any chance? > > No idea. How can I find out? Install the latest version of it? > > Also, do both systems have the same version of libm17n-flt and m17n-db > > libraries? > > Almost certainly not. Then perhaps using a newer version will help? Anyway, this sounds more and more like a bug in one of the libraries Emacs uses, so I hope Handa-san will be able to chime in, since he is one of the maintainers of those libraries. Thanks.