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#47378: Emacs 27.1 binary Mac OS build crashes on Big Sur (11.x) Date: Fri, 26 Mar 2021 21:46:42 +0300 Message-ID: <83czvlpxbh.fsf@gnu.org> References: Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="9969"; mail-complaints-to="usenet@ciao.gmane.io" Cc: vtsaran@gmail.com, 47378@debbugs.gnu.org To: Philipp Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Mar 26 19:47:30 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 1lPrUY-0002To-P4 for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 26 Mar 2021 19:47:30 +0100 Original-Received: from localhost ([::1]:47946 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lPrUW-0006nY-3F for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 26 Mar 2021 14:47:29 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38824) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lPrU6-0006fJ-EL for bug-gnu-emacs@gnu.org; Fri, 26 Mar 2021 14:47:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:59156) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lPrU6-00046C-7O for bug-gnu-emacs@gnu.org; Fri, 26 Mar 2021 14:47:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lPrU6-0005nS-60 for bug-gnu-emacs@gnu.org; Fri, 26 Mar 2021 14:47:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 26 Mar 2021 18:47:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47378 X-GNU-PR-Package: emacs Original-Received: via spool by 47378-submit@debbugs.gnu.org id=B47378.161678441322267 (code B ref 47378); Fri, 26 Mar 2021 18:47:02 +0000 Original-Received: (at 47378) by debbugs.gnu.org; 26 Mar 2021 18:46:53 +0000 Original-Received: from localhost ([127.0.0.1]:42469 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lPrTw-0005n5-Sh for submit@debbugs.gnu.org; Fri, 26 Mar 2021 14:46:53 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:45670) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lPrTu-0005mr-Qt for 47378@debbugs.gnu.org; Fri, 26 Mar 2021 14:46:51 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:41732) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lPrTp-0003yt-Fl; Fri, 26 Mar 2021 14:46:45 -0400 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:1351 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1lPrTj-0003WH-LF; Fri, 26 Mar 2021 14:46:40 -0400 In-Reply-To: (message from Philipp on Fri, 26 Mar 2021 18:56:04 +0100) 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:203062 Archived-At: > From: Philipp > Date: Fri, 26 Mar 2021 18:56:04 +0100 > Cc: 47378@debbugs.gnu.org > > Looks like a double-free in draw_glyphs? But that function is massive, so without further instrumentation it might be difficult to pin down the exact problem. AFAICT, the only call to malloc in draw_glyphs is via SAFE_ALLOCA.