From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#71289: 30.0.50; cmcheckmagic aborts when tty_write_glyphs writes "Garbage collecting..." in some cases Date: Thu, 06 Jun 2024 17:53:12 +0300 Message-ID: <86bk4egm1z.fsf@gnu.org> References: <86le3mkn73.fsf@gnu.org> <86ed9ekjrm.fsf@gnu.org> <867cf3junq.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6029"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 71289@debbugs.gnu.org To: Daniel Clemente Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jun 06 16:54:01 2024 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sFEV7-0001IL-6E for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 06 Jun 2024 16:54:01 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sFEUv-0004Gz-0o; Thu, 06 Jun 2024 10:53:49 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sFEUt-0004El-V6 for bug-gnu-emacs@gnu.org; Thu, 06 Jun 2024 10:53:47 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sFEUt-00055C-Mg for bug-gnu-emacs@gnu.org; Thu, 06 Jun 2024 10:53:47 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1sFEV7-0000oe-Vr for bug-gnu-emacs@gnu.org; Thu, 06 Jun 2024 10:54:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 06 Jun 2024 14:54:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 71289 X-GNU-PR-Package: emacs Original-Received: via spool by 71289-submit@debbugs.gnu.org id=B71289.17176856263114 (code B ref 71289); Thu, 06 Jun 2024 14:54:01 +0000 Original-Received: (at 71289) by debbugs.gnu.org; 6 Jun 2024 14:53:46 +0000 Original-Received: from localhost ([127.0.0.1]:54192 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sFEUs-0000oA-0U for submit@debbugs.gnu.org; Thu, 06 Jun 2024 10:53:46 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:58662) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sFEUp-0000nx-Mc for 71289@debbugs.gnu.org; Thu, 06 Jun 2024 10:53:44 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sFEUV-00053X-3k; Thu, 06 Jun 2024 10:53:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=gecwgXj09EnuFqiLGtLQ3WF3Rm9n73UphuaZMdPD2ck=; b=QF1ZjCUIbrHO D2XLneSMkPnBcSWXi+eywpHK99xAcYvR/XKzH7ZXQGAZPzM6GdOA9wH1J6EwyPIXtOgf56hKDicii PzwDwzc6dDJxv95Sh1esYAClAfqZOuFiISV07YAXNtP85WIN6/1oHn0crdztH4FOoz7x0YZnu+k/X v0CZS/6Pr1fdaoXWuHdqFZEbVLARPNT2r0BUjW2n71+WiZijWE0AyeN3C490o0IQloP935RWZNtny bOmX0j8l8MQD9QjCXomDEHNdaKw5sUDYcq5Ws/evjm+CBPLdvxHzlq2VLsnyZYP0X8G5A+jQpDy8b itCez3GEGcA4QGAGjxu5rA==; In-Reply-To: (message from Daniel Clemente on Thu, 6 Jun 2024 12:34:34 +0000) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:286704 Archived-At: > From: Daniel Clemente > Date: Thu, 6 Jun 2024 12:34:34 +0000 > Cc: 71289@debbugs.gnu.org > > The key to reproduce it to have 2 Emacs windows inside the frame: > 1. Open emacs (no need for emacsclient) with -Q. No need to set > garbage-collection-messages to t > 2. Do C-x 2 to have 2 windows, one above one below > 3. Resize the X window to make it very small, (1 line or so) > 4. It should immediately crash. > > (gdb) bt full > #0 terminate_due_to_signal (sig=6, backtrace_limit=40) at emacs.c:443 > No locals. > #1 0x00005555556bd41b in emacs_abort () at sysdep.c:2391 > No locals. > #2 0x000055555558cb33 in check_matrix_pointers (window_matrix=0x5555588efa10, > frame_matrix=0x5555595855c0) at dispnew.c:3129 > i = 0 > j = 0 > #3 0x000055555558ca52 in check_window_matrix_pointers (w=0x5555591f66b8) > at dispnew.c:3098 > f = 0x555558008768 > #4 0x000055555558c9df in check_window_matrix_pointers (w=0x555559452b90) > at dispnew.c:3094 > No locals. > #5 0x000055555558c9df in check_window_matrix_pointers (w=0x55555960d2d8) > at dispnew.c:3094 > No locals. > #6 0x000055555558d10e in update_frame (f=0x555558008768, force_p=true, > inhibit_hairy_id_p=false) at dispnew.c:3359 > paused_p = false > root_window = 0x55555960d2d8 I see a different abort, for which I've now installed a fix. To try to fix the above one, I need some additional data: (gdb) frame 2 (gdb) p window_matrix->rows->glyphs[0] (gdb) p frame_matrix->rows->glyphs[0] (gdb) p frame_matrix->rows->glyphs[2] (gdb) p window_matrix->nrows (gdb) p frame_matrix->nrows