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#17386: 24.3.90; emacs_abort in cmcheckmagic Date: Wed, 28 May 2014 17:17:16 +0300 Message-ID: <838upmhtsj.fsf@gnu.org> References: <874n18ydh9.fsf@geodiff-mac3.ulb.ac.be> <87egzexpus.fsf@geodiff-mac3.ulb.ac.be> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1401286712 28616 80.91.229.3 (28 May 2014 14:18:32 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 28 May 2014 14:18:32 +0000 (UTC) Cc: theonewiththeevillook@yahoo.fr, 17386@debbugs.gnu.org To: Nicolas Richard Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed May 28 16:18:25 2014 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 1WpegK-0006zn-DJ for geb-bug-gnu-emacs@m.gmane.org; Wed, 28 May 2014 16:18:16 +0200 Original-Received: from localhost ([::1]:42415 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WpegJ-0005H8-T0 for geb-bug-gnu-emacs@m.gmane.org; Wed, 28 May 2014 10:18:15 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43952) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WpegB-0005AC-Rd for bug-gnu-emacs@gnu.org; Wed, 28 May 2014 10:18:12 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wpeg6-0005Rx-BM for bug-gnu-emacs@gnu.org; Wed, 28 May 2014 10:18:07 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:35759) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wpeg6-0005Rt-8p for bug-gnu-emacs@gnu.org; Wed, 28 May 2014 10:18:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Wpeg5-0000gl-M1 for bug-gnu-emacs@gnu.org; Wed, 28 May 2014 10:18:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 28 May 2014 14:18:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 17386 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 17386-submit@debbugs.gnu.org id=B17386.14012866352583 (code B ref 17386); Wed, 28 May 2014 14:18:01 +0000 Original-Received: (at 17386) by debbugs.gnu.org; 28 May 2014 14:17:15 +0000 Original-Received: from localhost ([127.0.0.1]:34636 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WpefL-0000fa-0y for submit@debbugs.gnu.org; Wed, 28 May 2014 10:17:15 -0400 Original-Received: from mtaout28.012.net.il ([80.179.55.184]:60494) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WpefI-0000fL-5H for 17386@debbugs.gnu.org; Wed, 28 May 2014 10:17:13 -0400 Original-Received: from conversion-daemon.mtaout28.012.net.il by mtaout28.012.net.il (HyperSendmail v2007.08) id <0N6A00I00FA6QN00@mtaout28.012.net.il> for 17386@debbugs.gnu.org; Wed, 28 May 2014 17:15:12 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout28.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N6A00B87FLCZK90@mtaout28.012.net.il>; Wed, 28 May 2014 17:15:12 +0300 (IDT) In-reply-to: <87egzexpus.fsf@geodiff-mac3.ulb.ac.be> 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: 140.186.70.43 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:89616 Archived-At: > From: Nicolas Richard > Date: Wed, 28 May 2014 10:35:39 +0200 > Cc: 17386@debbugs.gnu.org > > It happened again (at least it looks very very similar to me) but I'm > afraid I'm not bringing much new information. > > Anyway, just to show that it is the same problem : > > (gdb) f 2 > #2 0x0812f9b7 in cmcheckmagic (tty=0x897de50) at cm.c:120 > 120 emacs_abort (); > (gdb) l > 115 cmcheckmagic (struct tty_display_info *tty) > 116 { > 117 if (curX (tty) == FrameCols (tty)) > 118 { > 119 if (!MagicWrap (tty) || curY (tty) >= FrameRows (tty) - 1) > 120 emacs_abort (); > 121 if (tty->termscript) > 122 putc ('\r', tty->termscript); > 123 putc ('\r', tty->output); > 124 if (tty->termscript) > (gdb) p curY(tty) > $1 = 41 > (gdb) p FrameRows(tty) > $2 = 23 > > The situation was as follows: I had a detached tmux session with an > "emacs -nw" in it (in gdb), and I had a graphical frame open also (via > emacsclient). I then tried to reattach to the tmux session, and that's > when emacs crashed. > > I guess it would help to know what happens when tmux is detached. > Perhaps emacs should receive some kind of notification, and that doesn't > happen in some cases ? Next time I have to close emacs I'll try using > screen instead of tmux. What does it mean "detached tmux"? How do you "attach" to a tmux session, and what does that tell Emacs about the TTY that is being attached?