From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Welsh Duggan Newsgroups: gmane.emacs.bugs Subject: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs Date: Thu, 18 Mar 2021 11:49:30 -0400 Message-ID: <878s6kfomt.fsf@md5i.com> References: <87czvwfoys.fsf@md5i.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37681"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: 47244@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Mar 18 16:51:46 2021 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 1lMuw5-0009fn-O2 for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 18 Mar 2021 16:51:45 +0100 Original-Received: from localhost ([::1]:39898 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lMuw4-0004ly-Dy for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 18 Mar 2021 11:51:44 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49384) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMuuQ-0004K5-5P for bug-gnu-emacs@gnu.org; Thu, 18 Mar 2021 11:50:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:36251) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lMuuP-0002fr-Sx for bug-gnu-emacs@gnu.org; Thu, 18 Mar 2021 11:50:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lMuuP-0001Y4-Q9 for bug-gnu-emacs@gnu.org; Thu, 18 Mar 2021 11:50:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Michael Welsh Duggan Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 18 Mar 2021 15:50:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47244 X-GNU-PR-Package: emacs Original-Received: via spool by 47244-submit@debbugs.gnu.org id=B47244.16160825785918 (code B ref 47244); Thu, 18 Mar 2021 15:50:01 +0000 Original-Received: (at 47244) by debbugs.gnu.org; 18 Mar 2021 15:49:38 +0000 Original-Received: from localhost ([127.0.0.1]:47797 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lMuu2-0001XO-6O for submit@debbugs.gnu.org; Thu, 18 Mar 2021 11:49:38 -0400 Original-Received: from md5i.com ([75.151.244.229]:60734) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lMuu0-0001XB-V1 for 47244@debbugs.gnu.org; Thu, 18 Mar 2021 11:49:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=md5i.com; s=dkim; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References: Subject:To:From:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=MTfF9br+49QM8zQYK7UtaQC9s4nWGTZ1YGJRNK9j+ZU=; b=U/0+l0GS0/nu7Rm/6ljeiPd/Ka uGI6UtcaCVb4v38EPRCb7HiPOPZnTOYz6UupcII9lC7Ofp5xJIjXb+XH5MHG3MzFhgdfzinV2/ySp uSqxF9569UovMT7LQ93vlCJA7; Original-Received: from abode.md5i.com ([192.168.177.1] helo=miko) by md5i.com with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1lMutv-002kYw-Dv for 47244@debbugs.gnu.org; Thu, 18 Mar 2021 11:49:31 -0400 In-Reply-To: <87czvwfoys.fsf@md5i.com> (Michael Welsh Duggan's message of "Thu, 18 Mar 2021 11:42:19 -0400") 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" Xref: news.gmane.io gmane.emacs.bugs:202614 Archived-At: Actual debugger SIGSEGV message: Thread 2.1 "emacs" received signal SIGSEGV, Segmentation fault. 0x00005555555e1a61 in redisplay_internal () at ../../master/src/xdisp.c:15789 15789 && FETCH_BYTE (BYTEPOS (tlbufpos) - 1) != '\n' Also, this bit is probably important: (gdb) p GPT_BYTE $1 = 127 (gdb) p GAP_SIZE $2 = 1896 (gdb) p BEG_ADDR $3 = (unsigned char *) 0x0 -- Michael Welsh Duggan (md5i@md5i.com)