From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#58334: 29.0.50; ASAN heap use after free in gui_produce_glyphs Date: Fri, 07 Oct 2022 20:16:43 +0800 Message-ID: <87edvjq15g.fsf@yahoo.com> References: <87mta8qx48.fsf@yahoo.com> <83v8ownmi1.fsf@gnu.org> <874jwgqbd6.fsf@yahoo.com> <87zge8orla.fsf@yahoo.com> <83k05boos0.fsf@gnu.org> Reply-To: Po Lu Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35931"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: gerd.moellmann@gmail.com, 58334@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Oct 07 16:21:40 2022 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 1ogoEO-0009B5-DC for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Oct 2022 16:21:40 +0200 Original-Received: from localhost ([::1]:38770 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ogoEN-0007eS-CG for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Oct 2022 10:21:39 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:53088) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogmIl-0006S2-5z for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 08:18:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:35583) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ogmIk-0000uj-5V for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 08:18:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ogmIj-0004Nw-W8 for bug-gnu-emacs@gnu.org; Fri, 07 Oct 2022 08:18:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Po Lu Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 07 Oct 2022 12:18:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 58334 X-GNU-PR-Package: emacs Original-Received: via spool by 58334-submit@debbugs.gnu.org id=B58334.166514503316787 (code B ref 58334); Fri, 07 Oct 2022 12:18:01 +0000 Original-Received: (at 58334) by debbugs.gnu.org; 7 Oct 2022 12:17:13 +0000 Original-Received: from localhost ([127.0.0.1]:34658 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogmHw-0004Mh-VM for submit@debbugs.gnu.org; Fri, 07 Oct 2022 08:17:13 -0400 Original-Received: from sonic304-21.consmr.mail.ne1.yahoo.com ([66.163.191.147]:41706) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ogmHv-0004MV-HS for 58334@debbugs.gnu.org; Fri, 07 Oct 2022 08:17:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1665145024; bh=+aIU1caqmciz7gXAVTboZXSjVrNoLtiKgLwO2xO4xcg=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=YoJ1h8ifgzYrHrVRIjbOR+Y6RIFoa7HvSWql9zvs0MdCzQRTDZpTccKoXqlg63IV8Ojr0VgeRXQilt0I7O/D0ra8lf0pHKF7YpjxHQzMAeTgMAErWdbrgt+TjiYoOHG9Ee8LfHoT7gHXh0y0HmDt1CvO94acvYiRG3gKzY88s43fd2+b07rqt8z5k/IN8ciy3LpUqzm0GOJ+Kx8gCsVofOiy5t0jRZkpINGQricsiZ32cmhp4GxZZeRg8THP4Mo9Lf7d+k5Mrpw5LqP/qi/NKIoGqMIgFk7GXxU3/ZrBexDT0EyNd9uaEPPaMccckqUsgnyZv5d5V08h+Z/ke2k/mA== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1665145024; bh=2jTBPU4+O3P/148Ay9P9+dbhLXHTO2xHls/u9jdE5xt=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=Wy0aiLSHjRzQ0c3SJu1QDX/NkPw8JVQ5e01HxZ0B2DHSCV2eml1bvUMeaKb8szQEdhK4Wdx5NtHx/WC7nOpozixoiYTr8tqfpcHb43rM/NcFUxV5ucEfLFw8++32HGhfGYabIdAbuxl3vGEPx1OzcesQyMBJ2pTAGatAeOSm/yEiufj9SfdOwtaJ/mDaG1+mm4tmjRTfAr7KbzEdQPrEMhe5ssk50E/Q3uItlQ1l1U5Va+I41Dga1cHb6jKDMesKUvrEts8TD/Cm0XZ06/BuhElzQ7D0OZDhOHH2a+Da4yFsXZQrzfoCdI3ngarGVaM8z37DDD0zraNA/UOar/MArQ== X-YMail-OSG: yy8o4CMVM1lLAKB6gAgQH0Rqxz9DedHmA40Eizcv.B6mds1iByiOXY1JpEehDFL nw0gOililLfbQqa4cFpfixvwcbAK85Ja1hz8gkuSAhVhofT9_w7xjMGm5PKS0e7HMG_A0vD6N9QT 2Jct6j6ewAYKIBmunow1bc_iSRIpniD97V8EDnUKgyvfIpfP57UrL9b2mVQ_psXqJzy5bGi1Eb6R OhcrB1DZPO3A2EdGmzjSuMV.LK3dHhsZfwMzaONqgKQAITnTQVPOBaVXI31yFR4FicqJRsQrZTb1 k3do4XrNeDrTOc8zfNwAgVI_fsW3w1rrLiemHEi3ciS6WCp9cpFIMpY5q2r1ZQfbUJUcATgZ0Rmo L6l1Ckgok_3fKfTn_By8GwCIbeoCqpI6Gd.3xKa0wBvpCL45alZaOoWVP9esxZIYk6rGNkLd.K0Z Dmt4yOQHA3hst4BIj5Gx0rBU5uuqa.SRNQIx5t61X8lrJJ6NU_viTbaWl6eZF1abOVkAUQTU8OKk MMB8aOvhmkonLgcsnKfdhINsGss2o.gMaoWJK4Z2Qb6uib9E8hl2pZqNrKE.uFb7dHz6XwO_Zd8O rnfoSjPdJs58im5c.WpBb5zxyvZIfF9BLQkVaOqDuh9BtkGfenT9KpXCG.Nl7Gi5m.9fc3McyyZS XSxXjbI.f4QjVZjRtwJC1UviKaI4tuaMmemDiZRmskxmHUTYW3G9PpPjYXbJEjFEJZW0gitOY.eA Na5S7MZxsTB23hZWc443SAasBbERC1QL1Ft6D3Aojf8JfYe7opeKp3dlqLD0J04xAT0Br5RG2YI7 gaKCB4xQ8WrunDJCSqiCBtspet1PcS24VTOiDyctoL X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic304.consmr.mail.ne1.yahoo.com with HTTP; Fri, 7 Oct 2022 12:17:04 +0000 Original-Received: by hermes--production-sg3-cf9dc7f8d-qc2lq (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID 483838364ffc4765f311824f8e5c8a1f; Fri, 07 Oct 2022 12:17:00 +0000 (UTC) In-Reply-To: <83k05boos0.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 07 Oct 2022 14:29:19 +0300") X-Mailer: WebService/1.1.20702 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo 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:244782 Archived-At: Eli Zaretskii writes: > You don't need process_pending_signals, it's enough that some hook > calls 'redisplay' from Lisp. process_pending_signals called from probably_quit and unblock_input calling handle_async_input, and thus gobble_input, is what will run that hook calling redisplay, right? Since the unwanted execution of Lisp happens inside read_socket_hook.