From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Sean Whitton Newsgroups: gmane.emacs.bugs Subject: bug#71929: 30.0.60; crash in mark_image_cache Date: Fri, 05 Jul 2024 08:13:14 +0800 Message-ID: <87tth4ofvp.fsf@melete.silentflame.com> References: <87jzi17uot.fsf@melete.silentflame.com> <87y16h6fm3.fsf@melete.silentflame.com> <86jzi1aeje.fsf@gnu.org> <86ikxlae3p.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35616"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: 71929@debbugs.gnu.org To: Eli Zaretskii , Po Lu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jul 05 02:14:18 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 1sPWaf-00093A-2M for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Jul 2024 02:14:17 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sPWaO-0001Oq-S0; Thu, 04 Jul 2024 20:14:00 -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 1sPWaN-0001OZ-FL for bug-gnu-emacs@gnu.org; Thu, 04 Jul 2024 20:13:59 -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 1sPWaN-0005YO-73 for bug-gnu-emacs@gnu.org; Thu, 04 Jul 2024 20:13:59 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1sPWaP-0005Gs-OJ for bug-gnu-emacs@gnu.org; Thu, 04 Jul 2024 20:14:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Sean Whitton Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 05 Jul 2024 00:14:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 71929 X-GNU-PR-Package: emacs Original-Received: via spool by 71929-submit@debbugs.gnu.org id=B71929.172013841020214 (code B ref 71929); Fri, 05 Jul 2024 00:14:01 +0000 Original-Received: (at 71929) by debbugs.gnu.org; 5 Jul 2024 00:13:30 +0000 Original-Received: from localhost ([127.0.0.1]:43286 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sPWZu-0005Fy-Fw for submit@debbugs.gnu.org; Thu, 04 Jul 2024 20:13:30 -0400 Original-Received: from sendmail.purelymail.com ([34.202.193.197]:57428) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sPWZs-0005Fj-NG for 71929@debbugs.gnu.org; Thu, 04 Jul 2024 20:13:29 -0400 DKIM-Signature: a=rsa-sha256; b=WG6WlVxWNL2fn4jVmLz2cZfBB6WffPvfsB6n4cHukn54er+joxmkYgmgqHS5BJA4r2kVReAWP7tpSgIgwVs9uzJyIZIycmGVz/hVYsKNOaXzf0Qve9WfzcT93T8PzSYOCUFvTa7vNRyhBtIsolOixM9FVN47tkwPFKwlX6S8ie8XOh+qaS7tC+sZu5cM0tif7OWpqASCQrJOWwbX8e1/YC1Zdypg18MTu5p2AqaVHHMLyPzlqohLZWOuhNeCuavUIzneER0scSj/yATy8unvQ/phWajJyrpNXOtQZLlFHYDmVLQeZKtz9VfPcIl4NDfU3OvWPqAuW0LDyUBr2Q/qfQ==; s=purelymail1; d=spwhitton.name; v=1; bh=1yKSgJ7jF6ZuaeNx/BzCPKubUDAfGXws6erbx4f2f1s=; h=Received:Received:From:To:Subject:Date; DKIM-Signature: a=rsa-sha256; b=b+p4MlXfB1hDNeQi4R9uCrtVN1+FThGzuEOvOphORoQ145ZF2MEtqaOQ2xGvjLE70mvjZUjL93I9QaUJlpw/OEV3o3f40DyCp1orRRy1r+U56K+hzqHm96tPHPnTVpbo9NPs9yQMvc5QkWWkDKhFok1DyPylGgOJc+Ifu9Ks2GkkzQSSArwf86KOpGqNVpVyI1g6Ehyh8mHsmjEok4Dr00aqoHpSOt+nTPjOvEcmIg+LcfyVjyWp8Tno70Z2kLbAJ7SD1awLQjgt2rLS27MxPGXCpapfghxHJqYiaVt3qeimW4l/+eH859IcCLm0fGXZ+09yXZc6ObsqAZ0bLfWMWg==; s=purelymail1; d=purelymail.com; v=1; bh=1yKSgJ7jF6ZuaeNx/BzCPKubUDAfGXws6erbx4f2f1s=; h=Feedback-ID:Received:Received:From:To:Subject:Date; Feedback-ID: 20115:3760:null:purelymail X-Pm-Original-To: 71929@debbugs.gnu.org Original-Received: by smtp.purelymail.com (Purelymail SMTP) with ESMTPSA id 1857664931; (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384); Fri, 05 Jul 2024 00:13:19 +0000 (UTC) Original-Received: by melete.silentflame.com (Postfix, from userid 1000) id 509477F9E4C; Fri, 5 Jul 2024 08:13:14 +0800 (CST) In-Reply-To: <86ikxlae3p.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 04 Jul 2024 09:03:06 +0300") 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:288400 Archived-At: Hello, On Thu 04 Jul 2024 at 09:03am +03, Eli Zaretskii wrote: >> What is the value of c->images? IOW, why did this line segfault? > > Also, what is the value of c->refcount? (gdb) p c $1 = (struct image_cache *) 0x555557c89e20 (gdb) xpr There is no member named i. (gdb) p c->images $2 = (struct image **) 0x35 (gdb) xpr Cannot access memory at address 0x35 (gdb) p c->refcount $4 = 93823560581177 -- Sean Whitton