From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#31362: 24.5; Crash after eval a form Date: Fri, 04 May 2018 05:51:56 -0400 Message-ID: <87sh77n3yb.fsf@gmail.com> References: <87h8nnhn8j.fsf@gmail.com> <871serokak.fsf@linux-m68k.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1525427468 16987 195.159.176.226 (4 May 2018 09:51:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 4 May 2018 09:51:08 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) Cc: 31362@debbugs.gnu.org, paul eggert , stefan monnier , Tino Calancha To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri May 04 11:51:04 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fEXMl-0004Hx-G9 for geb-bug-gnu-emacs@m.gmane.org; Fri, 04 May 2018 11:51:03 +0200 Original-Received: from localhost ([::1]:33353 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fEXOq-0000DD-OB for geb-bug-gnu-emacs@m.gmane.org; Fri, 04 May 2018 05:53:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:49992) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fEXOk-0000CS-Uz for bug-gnu-emacs@gnu.org; Fri, 04 May 2018 05:53:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fEXOg-0002nv-4y for bug-gnu-emacs@gnu.org; Fri, 04 May 2018 05:53:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:41011) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fEXOg-0002nW-0W for bug-gnu-emacs@gnu.org; Fri, 04 May 2018 05:53:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fEXOf-000161-Kn for bug-gnu-emacs@gnu.org; Fri, 04 May 2018 05:53:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Noam Postavsky Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 04 May 2018 09:53:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31362 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 31362-submit@debbugs.gnu.org id=B31362.15254275264151 (code B ref 31362); Fri, 04 May 2018 09:53:01 +0000 Original-Received: (at 31362) by debbugs.gnu.org; 4 May 2018 09:52:06 +0000 Original-Received: from localhost ([127.0.0.1]:48908 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fEXNm-00014o-9H for submit@debbugs.gnu.org; Fri, 04 May 2018 05:52:06 -0400 Original-Received: from mail-io0-f169.google.com ([209.85.223.169]:35621) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fEXNk-00014F-72; Fri, 04 May 2018 05:52:04 -0400 Original-Received: by mail-io0-f169.google.com with SMTP id g1-v6so15611259iob.2; Fri, 04 May 2018 02:52:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=zaTj4aGv8gdgXeNkfSJtiwHbOAXRlk/nTlYr/TXIe/A=; b=pTtKVOQEqkTzY1TRB8kQ6MIPxe31ZTPRkynicyLpWb6clltL9qIi5n2nQSFiWVSnFy GKTELjnVAEDL7kGCzi/0jCOwjz0TAIB3+qGS8QE6zGd37WPaxrmOcu/S+PJI1h0DZJ32 SqldOclVoelc8n9E7AEofbJzwgd2OR1ZR77CcPVJrmIgX/CABCjufMDbPGvyibt86awd Lgd9PNA37i/kNAK13NYt8w/Bvl6d98efu/465LIN91XpyYS3xAskctH28j0N2qOp6ldn cbugcjuvvKQc4U5YkXpf6cpNBvfsNlVmUOme+EqvJAAng8YiJx4qBDLZNg2JZyLMD9ho UYBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=zaTj4aGv8gdgXeNkfSJtiwHbOAXRlk/nTlYr/TXIe/A=; b=QAlBYIbAZKij/pDr1aGRWxXN+eJUZCodJYlIxmDdu1kO3XdaOj86GvZDz4iuOIOGI8 8FMlI8QTuCnIbgtxJ4Xb+3QJ/ulRipitZC9xRRqHWDem8loqSY4DEB9HIELG/SUZ1SwX Rbp58Wqa5iX2WB5FEPyvQJRFy3MXBT0AaiuMapkOSlz5iuu01VK1QX3vYVdilNyO4GBO c/S6OMGc75J3B7eNnL7jnAOtY09RnzlOqyV6xOiOaKBc9siy0q6hmp0QXt+aC8v5ROdb ZVkZFqdfzllKWPOKIthX9oFD7hDOd4qfcYsozWwNzoo8RmGKt9Jh12DpCEgLsOVff+7G sK2Q== X-Gm-Message-State: ALQs6tDXzkH+542qpW9fYjQB5r+X/K8lt8DkK5vS8mjtoebus/MmaCbr XMSgp3EjyJ91VIsC2/GAEuxqIw== X-Google-Smtp-Source: AB8JxZpsAsipvcA5J0mJzHjFGrwnXQi/Z3LxC5nGPqhOt3fGWss/uRINREaeceLX56wdusKqB+L1nw== X-Received: by 2002:a6b:1951:: with SMTP id 78-v6mr27382905ioz.127.1525427518449; Fri, 04 May 2018 02:51:58 -0700 (PDT) Original-Received: from zebian (cbl-45-2-119-34.yyz.frontiernetworks.ca. [45.2.119.34]) by smtp.googlemail.com with ESMTPSA id h197-v6sm854306itb.27.2018.05.04.02.51.57 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 04 May 2018 02:51:57 -0700 (PDT) In-Reply-To: <871serokak.fsf@linux-m68k.org> (Andreas Schwab's message of "Fri, 04 May 2018 11:13:39 +0200") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:146006 Archived-At: forcemerge 2099 31362 retitle 2099 stack overflow in GC when creating large nested object quit Andreas Schwab writes: > On Mai 04 2018, Tino Calancha wrote: > >> ;; Emacs crash after evaluate the following form: >> (let* ((lst (list 'x)) >> (form (cons 'die >> (list 'w '(pop lst))))) >> (while lst >> (setq form >> (cons 'die >> (cons form >> (list '(pop lst)))))) >> form) > > This creates a degenerate list, causing stack overflow during GC. Right, this is just a more complicated version of #2099.