From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#33345: 27.0.50; Abort in bidi_cache_iterator_state Date: Mon, 12 Nov 2018 18:08:33 +0200 Message-ID: <8336s69t32.fsf@gnu.org> References: <83in13a9fi.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1542038829 23280 195.159.176.226 (12 Nov 2018 16:07:09 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 12 Nov 2018 16:07:09 +0000 (UTC) Cc: 33345@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Nov 12 17:07:04 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gMEjw-0005wk-4j for geb-bug-gnu-emacs@m.gmane.org; Mon, 12 Nov 2018 17:07:04 +0100 Original-Received: from localhost ([::1]:49387 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gMEm2-0007Ax-Bw for geb-bug-gnu-emacs@m.gmane.org; Mon, 12 Nov 2018 11:09:14 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38062) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gMElu-0007Ap-8O for bug-gnu-emacs@gnu.org; Mon, 12 Nov 2018 11:09:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gMElr-000898-3Z for bug-gnu-emacs@gnu.org; Mon, 12 Nov 2018 11:09:06 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:44015) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gMElq-00088q-So for bug-gnu-emacs@gnu.org; Mon, 12 Nov 2018 11:09:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gMElq-00018d-Jp for bug-gnu-emacs@gnu.org; Mon, 12 Nov 2018 11:09:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 12 Nov 2018 16:09:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 33345 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 33345-submit@debbugs.gnu.org id=B33345.15420389334354 (code B ref 33345); Mon, 12 Nov 2018 16:09:02 +0000 Original-Received: (at 33345) by debbugs.gnu.org; 12 Nov 2018 16:08:53 +0000 Original-Received: from localhost ([127.0.0.1]:48273 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gMElh-000189-9z for submit@debbugs.gnu.org; Mon, 12 Nov 2018 11:08:53 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:56570) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gMElf-00017u-RJ for 33345@debbugs.gnu.org; Mon, 12 Nov 2018 11:08:52 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gMElW-0007vt-ML for 33345@debbugs.gnu.org; Mon, 12 Nov 2018 11:08:46 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:45590) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gMElW-0007vU-EB; Mon, 12 Nov 2018 11:08:42 -0500 Original-Received: from [176.228.60.248] (port=3604 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1gMElV-0006Sb-1s; Mon, 12 Nov 2018 11:08:42 -0500 In-reply-to: (message from Stefan Monnier on Mon, 12 Nov 2018 08:43:34 -0500) 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:152321 Archived-At: > From: Stefan Monnier > Cc: 33345@debbugs.gnu.org > Date: Mon, 12 Nov 2018 08:43:34 -0500 > > OK, I've managed to do that. The resulting file is attached. Thanks. Doesn't crash here :-( Tried on MS-Windows and on GNU/Linux. > But it doesn't look like a bug in bidi, after all: > - `emacs ~/tmp/foobug.txt` > crashes right away > - `emacs --eval '(setq bidi-display-reordering nil)' ~/tmp/foobug.txt` > crashes right away as well! The last one should have been `emacs --eval '(setq-default bidi-display-reordering nil)' ~/tmp/foobug.txt` > - `emacs -Q ~/tmp/foobug.txt` > does not crash > - `emacs --eval '(garbage-collect)' ~/tmp/foobug.txt` > does not crash either! So we are looking at some strange memory-allocation bug or somesuch? > Also, when I tried to reproduce it yesterday (in order to produce the > file), I was on another machine and that one did not crash either. > The two machines are both running Debian but have various important > differences: 64bit-vs-32bit and stable-vs-testing. > > So, I wouldn't be surprised at all if noone else manages to reproduce > the crash. Can you try Emacs 26 on the same system where Emacs 27 crashes? And what about unoptimized build of Emacs 27 -- does it crash as well? Finally, do you have local changes, or is this stock master HEAD?