From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Vincent =?UTF-8?Q?Bela=C3=AFche?= Newsgroups: gmane.emacs.bugs Subject: bug#22301: 25.1.50; Emacs crashes while lisp debugging Date: Thu, 14 Jan 2016 23:54:57 +0100 Message-ID: <84ziw76abi.fsf@gmail.com> References: <84oad2z3lp.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1452812120 11982 80.91.229.3 (14 Jan 2016 22:55:20 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 14 Jan 2016 22:55:20 +0000 (UTC) Cc: Vincent =?UTF-8?Q?Bela=C3=AFche?= , 22301@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Jan 14 23:55:09 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 1aJqnN-0005UK-3R for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Jan 2016 23:55:09 +0100 Original-Received: from localhost ([::1]:44817 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJqnM-0002xw-Km for geb-bug-gnu-emacs@m.gmane.org; Thu, 14 Jan 2016 17:55:08 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:58443) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJqnJ-0002xg-6h for bug-gnu-emacs@gnu.org; Thu, 14 Jan 2016 17:55:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aJqnF-0005U7-UI for bug-gnu-emacs@gnu.org; Thu, 14 Jan 2016 17:55:05 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:33014) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJqnF-0005To-QE for bug-gnu-emacs@gnu.org; Thu, 14 Jan 2016 17:55:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84) (envelope-from ) id 1aJqnF-0000c4-IV for bug-gnu-emacs@gnu.org; Thu, 14 Jan 2016 17:55:01 -0500 X-Loop: help-debbugs@gnu.org In-Reply-To: <84oad2z3lp.fsf@gmail.com> Resent-From: Vincent =?UTF-8?Q?Bela=C3=AFche?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 14 Jan 2016 22:55:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 22301 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 22301-submit@debbugs.gnu.org id=B22301.14528120972343 (code B ref 22301); Thu, 14 Jan 2016 22:55:01 +0000 Original-Received: (at 22301) by debbugs.gnu.org; 14 Jan 2016 22:54:57 +0000 Original-Received: from localhost ([127.0.0.1]:49467 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aJqnA-0000bj-Lt for submit@debbugs.gnu.org; Thu, 14 Jan 2016 17:54:56 -0500 Original-Received: from smtp11.smtpout.orange.fr ([80.12.242.133]:59029 helo=smtp.smtpout.orange.fr) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aJqn8-0000bT-N4 for 22301@debbugs.gnu.org; Thu, 14 Jan 2016 17:54:55 -0500 Original-Received: from AigleRoyal ([86.214.104.246]) by mwinf5d21 with ME id 5yuj1s00T5JzBbq03yukZy; Thu, 14 Jan 2016 23:54:48 +0100 X-ME-Helo: AigleRoyal X-ME-Auth: dmluY2VudGJlbGFpY2hlQG9yYW5nZS5mcg== X-ME-Date: Thu, 14 Jan 2016 23:54:48 +0100 X-ME-IP: 86.214.104.246 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:111624 Archived-At: Answers below... Le 14/01/2016 19:20, Eli Zaretskii a =E9crit : >> From: Vincent Bela=EFche =20 >> Cc: Vincent Bela=EFche >> ,22301@debbugs.gnu.org >> Date: Thu, 14 Jan 2016 17:15:24 +0100 >> [...] >> #0 0x011119c6 in print_object (obj=3Dobj@entry=3D12579352,=20 >> printcharfun=3Dprintcharfun@entry=3D0, escapeflag=3Descapeflag@entry= =3Dtrue) >> at print.c:1505 >> 1505 if (p !=3D end && (*p =3D=3D '-' || *p =3D=3D '+')) p++; > > It looks like it crashes while trying to display a Lisp backtrace. > > Please tell what these commands display: > > (gdb) p p > (gdb) p end > > Thanks. Here you are. I tried to print other variables too, but unfortunately, when doing that it seems that I have killed the gdb session (doing `p *p' has caused gdb to get locked telling "value has been optimized out", and then I had to do `M-x signal-process RET shell RET 3 RET' to exit from this. --8<----8<----8<----8<----8<-- begin -->8---->8---->8---->8---->8---- (gdb) p p $1 =3D (gdb) p end $2 =3D (unsigned char *) 0x9bbcd354
(gdb) p obj $3 =3D 12579352 (gdb) p name $4 =3D (gdb) p *p (gdb) value has been optimized out --8<----8<----8<----8<----8<-- end -->8---->8---->8---->8---->8---- I will try to reproduce the crash... sorry for I lost the session... VBR, Vincent Bela=EFche=20