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#65060: 29.1.50; display_count_lines segv Date: Sat, 12 Aug 2023 15:08:47 +0300 Message-ID: <83fs4oea40.fsf@gnu.org> References: <83wmyat3b2.fsf@gnu.org> <835y5kg3f7.fsf@gnu.org> <325C6C15-2066-4331-8948-11BEC717ADE9@gmail.com> <83msywejpu.fsf@gnu.org> <0F00067E-9020-4AA5-9F00-AB7AF97ED051@gmail.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2161"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 65060-done@debbugs.gnu.org To: Kai Ma Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Aug 12 14:09:29 2023 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 1qUnQv-0000Mf-5b for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 12 Aug 2023 14:09:29 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qUnQX-00011L-J2; Sat, 12 Aug 2023 08:09:05 -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 1qUnQV-000113-Le for bug-gnu-emacs@gnu.org; Sat, 12 Aug 2023 08:09:03 -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 1qUnQV-0005t9-5I for bug-gnu-emacs@gnu.org; Sat, 12 Aug 2023 08:09:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qUnQU-0002xd-9V for bug-gnu-emacs@gnu.org; Sat, 12 Aug 2023 08:09:02 -0400 Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-To: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Aug 2023 12:09:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 65060 X-GNU-PR-Package: emacs Mail-Followup-To: 65060@debbugs.gnu.org, eliz@gnu.org, justksqsf@gmail.com Original-Received: via spool by 65060-done@debbugs.gnu.org id=D65060.169184210611330 (code D ref 65060); Sat, 12 Aug 2023 12:09:02 +0000 Original-Received: (at 65060-done) by debbugs.gnu.org; 12 Aug 2023 12:08:26 +0000 Original-Received: from localhost ([127.0.0.1]:48852 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qUnPt-0002wg-Oa for submit@debbugs.gnu.org; Sat, 12 Aug 2023 08:08:26 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50326) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qUnPr-0002wS-5f for 65060-done@debbugs.gnu.org; Sat, 12 Aug 2023 08:08:25 -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 1qUnPl-0005qP-GZ; Sat, 12 Aug 2023 08:08:17 -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=jt6YjvQV2BDDeR1Hxr+HkKZ7p0ZBzgZddnTT6XqEw1Y=; b=hTxAw3VofwWe yUQCSuLK7wIL5oCvK9yEmuHfkdlzhXJhucsKqxDCg/6BC+DCTQ2+WjKFN2pc+LHPiwbGxpq6QB3BZ MO5Qky0ZHYrqcGpAEqZuLLQC060QVQPmYgNDi5lf5EvB1erCR909rDKKKCUGk+jJJZwhc6cjkWE3R tRYxGW0k3woaxs/p3SJwzyrEK2s9pptuiQKY8EYa3LW9of5nuukEHi0QKxjCZV/s4ZsMFtwdH5b6a 3sEpwzZSeLiSwpKEMOYMhBbNJy7u1gxxehXHqbBOv+ZNb9tTSw/SR6EYAxX/m2XNafiXZIK40pZYu HctosEBx5ixFd3tgli/irw==; In-Reply-To: <0F00067E-9020-4AA5-9F00-AB7AF97ED051@gmail.com> (message from Kai Ma on Sat, 12 Aug 2023 19:56:27 +0800) 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:267303 Archived-At: > From: Kai Ma > Date: Sat, 12 Aug 2023 19:56:27 +0800 > Cc: 65060@debbugs.gnu.org > > Thanks. My guess was correct: the buffer in question was killed. > > Could you please try the patch below, and see if it avoids the > crashes? The patch causes Emacs to signal an error when > format-mode-line is called for a dead buffer, so if I did this > correctly, you should see that Emacs no longer crashes, but there are > error messages about a dead buffer in *Messages*. If this is what > happens, you should then take this up with the dirvish developers, and > ask them to avoid calling format-mode-line for a killed buffer. > > Thanks! The patch prevents the crash. I will report this to dirvish developers. Thanks, I've now installed the changes on the emacs-29 branch, and I'm closing this bug.