From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#35784: emacs 26 crash Date: Sat, 18 May 2019 20:43:09 +0300 Message-ID: <83sgtb8xqq.fsf@gnu.org> References: <1558126467.3148.9.camel@bloodnok.com> <83ftpc9ted.fsf@gnu.org> <87zhnkc5zg.fsf@gmail.com> <87woindevp.fsf@gmail.com> <83y33393g0.fsf@gnu.org> <07948e24-aeab-9ac8-9d0d-b3a704c58b08@gmx.at> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="113225"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 35784@debbugs.gnu.org, npostavs@gmail.com, marc@bloodnok.com To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat May 18 19:58:07 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hS3ax-000TKR-Dp for geb-bug-gnu-emacs@m.gmane.org; Sat, 18 May 2019 19:58:07 +0200 Original-Received: from localhost ([127.0.0.1]:36925 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hS3aw-0000qO-9X for geb-bug-gnu-emacs@m.gmane.org; Sat, 18 May 2019 13:58:06 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:51773) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hS3af-0000UK-UH for bug-gnu-emacs@gnu.org; Sat, 18 May 2019 13:57:50 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hS3NK-0003r6-3n for bug-gnu-emacs@gnu.org; Sat, 18 May 2019 13:44:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:47640) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hS3NK-0003r0-0n for bug-gnu-emacs@gnu.org; Sat, 18 May 2019 13:44:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hS3NJ-0008JU-UF for bug-gnu-emacs@gnu.org; Sat, 18 May 2019 13:44:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 18 May 2019 17:44:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 35784 X-GNU-PR-Package: emacs Original-Received: via spool by 35784-submit@debbugs.gnu.org id=B35784.155820141531914 (code B ref 35784); Sat, 18 May 2019 17:44:01 +0000 Original-Received: (at 35784) by debbugs.gnu.org; 18 May 2019 17:43:35 +0000 Original-Received: from localhost ([127.0.0.1]:32951 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hS3Mt-0008Ig-F8 for submit@debbugs.gnu.org; Sat, 18 May 2019 13:43:35 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:36101) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hS3Ms-0008IU-2p for 35784@debbugs.gnu.org; Sat, 18 May 2019 13:43:34 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:50705) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hS3Mm-0003c7-Lk; Sat, 18 May 2019 13:43:28 -0400 Original-Received: from [176.228.60.248] (port=1075 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hS3Ml-0007um-6V; Sat, 18 May 2019 13:43:28 -0400 In-reply-to: <07948e24-aeab-9ac8-9d0d-b3a704c58b08@gmx.at> (message from martin rudalics on Sat, 18 May 2019 19:30:50 +0200) 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: 209.51.188.43 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:159504 Archived-At: > Cc: 35784@debbugs.gnu.org, marc@bloodnok.com > From: martin rudalics > Date: Sat, 18 May 2019 19:30:50 +0200 > > > This seems to imply that we are trying to update a non-leaf window, > > something that should never happen. There's no Lisp-level backtrace, > > so it's hard to tell what Lisp called force-window-update, and how the > > window in question became non-leaf, but maybe some crazy Lisp hook > > switched windows behind redisplay's back or something. > > I'd rather guess that this is the result of 'kill-buffer' called from > 'delete-frame-functions' or 'delete-frame' called from > 'kill-buffer-hook'. kill-buffer is supposed to replace the killed buffer with another in all windows, so we shouldn't end up with a window's buffer being nil. But I'm louse at guessing causes for problems just by looking at them, so you may be right.