From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?UTF-8?Q?=E8=B7=AF=E5=AE=A2?= Newsgroups: gmane.emacs.bugs Subject: bug#46586: 26.3, 27.1.50; Emacs crash in a backtrace (core) dump (a long standing issue) Date: Thu, 18 Feb 2021 09:56:06 +0800 Message-ID: References: <83im6q7ka2.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="15026"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 46586@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Feb 18 02:57:09 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 1lCYZ3-0003o7-M3 for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 18 Feb 2021 02:57:09 +0100 Original-Received: from localhost ([::1]:60152 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lCYZ1-0005uB-VE for geb-bug-gnu-emacs@m.gmane-mx.org; 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Thu, 18 Feb 2021 01:57:01 +0000 Original-Received: (at 46586) by debbugs.gnu.org; 18 Feb 2021 01:56:50 +0000 Original-Received: from localhost ([127.0.0.1]:45493 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lCYYk-0007le-GY for submit@debbugs.gnu.org; Wed, 17 Feb 2021 20:56:50 -0500 Original-Received: from mail-wm1-f52.google.com ([209.85.128.52]:53319) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lCYYi-0007lR-SN for 46586@debbugs.gnu.org; Wed, 17 Feb 2021 20:56:49 -0500 Original-Received: by mail-wm1-f52.google.com with SMTP id x16so846851wmk.3 for <46586@debbugs.gnu.org>; Wed, 17 Feb 2021 17:56:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=UWJkL2a8Cg1tc5Jd+Rz8vF/QtgnWYFv/XmvI34T7tZY=; b=At9D6tFfmMZb3HKEWMmOpNmN7IOweYxU4Nl+kGZXHXCm/SSHOn0ApArP+9v5G4ux83 WUPL2TW6KUJQCGOK9auLwkPBfGz9qkLtlepPUwqD/BXoGvBUu6O0sqMeM9TZDf22JZGn tSh+sFDRnyYJpC16VjIAIpFw9pl3Z0aq4yrX6LODWYluvcmOZyHRq3v37nlSKT94hggV iGOMYEu4pTiZxktIkk/A5eC25n57k1++DqTaaIgg3rB1s9KVMgbytPnxZ4HbSkyUx3Ms thze9h3tvTJGtPBkZ+5aKJ/a4QJfMxnNdl/yMV7XcAE2awKz5m2yeX80oDptJzFum9jj CVXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=UWJkL2a8Cg1tc5Jd+Rz8vF/QtgnWYFv/XmvI34T7tZY=; b=CyNA4BNsI5Dw+4S+YcVrhl6lBjJMY9cdglFZ85YWR8pCkENbYF0RHRHtYf4FdSarUw /9XZQvlfKpmSNtI6H4jqIOBVRLTtQ1VkdmdXxK2glcQtuY+9bWrVlZ0iXAzvBP+TGuuo IaHpSRScqRsxMp32OLwB3oMd5JlaH8Ej/P47dvsjbKKiYPe78E74GZkj3dCu5ipf/m7D 9fTk+5zvWcBOE0PLLnIThA2TBjj9HnqbKUfDnVVjRcqoV0XwlDEROVkZShpmdKcloBek SjqOWbdwULiNaZ297K9ERrMBse49Gdh0+Njr/dyP2JYAsCjrisaMKdD4zhZRrJg+/Dso RBUQ== X-Gm-Message-State: AOAM5303bcNH3keJpvyq8v4eVkviNvZjejX0bh0vk5bfP+RidjZ5GZkq svz511cYQstWBa4nvgVYI+zQ0PCSv6PpNhHLq1RTS7ROPHv84w== X-Google-Smtp-Source: ABdhPJzBsf04aE+y6a4cb1PA23Nj6lG0bW8leo2eBY+jSwR2ga+/XAmRks/cJcZ7K2QU8Z7csmhcVzzbztdulkS8000= X-Received: by 2002:a1c:f708:: with SMTP id v8mr1316240wmh.25.1613613402858; Wed, 17 Feb 2021 17:56:42 -0800 (PST) In-Reply-To: <83im6q7ka2.fsf@gnu.org> 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:200231 Archived-At: > It's an infinite recursion in substitute_object_recurse, called by > lread--substitute-object-in-subtree. I see, but why is Emacs 26.0.50 or earlier able to catch this issue? Shouldn't the read() function try to prevent itself from crashing?