From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#24764: 25.1.50; Another crash in automatic gc Date: Sat, 22 Oct 2016 17:10:13 +0300 Message-ID: <8360okqxtm.fsf@gnu.org> References: <87vawkk9l1.fsf@web.de> <83d1isr94u.fsf@gnu.org> <87vawkboh0.fsf@linux-m68k.org> <83a8dwr3sa.fsf@gnu.org> <838ttgr2u6.fsf@gnu.org> <87insk4gye.fsf@web.de> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1477145483 13866 195.159.176.226 (22 Oct 2016 14:11:23 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 22 Oct 2016 14:11:23 +0000 (UTC) Cc: schwab@linux-m68k.org, 24764@debbugs.gnu.org To: Michael Heerdegen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Oct 22 16:11:19 2016 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 1bxx0x-0001zL-4i for geb-bug-gnu-emacs@m.gmane.org; Sat, 22 Oct 2016 16:11:11 +0200 Original-Received: from localhost ([::1]:37409 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxx0z-0007HX-6U for geb-bug-gnu-emacs@m.gmane.org; Sat, 22 Oct 2016 10:11:13 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51921) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxx0r-0007HN-8b for bug-gnu-emacs@gnu.org; Sat, 22 Oct 2016 10:11:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bxx0o-0000Wf-4H for bug-gnu-emacs@gnu.org; Sat, 22 Oct 2016 10:11:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:59278) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1bxx0o-0000WZ-1d for bug-gnu-emacs@gnu.org; Sat, 22 Oct 2016 10:11:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bxx0n-0005QO-Tz for bug-gnu-emacs@gnu.org; Sat, 22 Oct 2016 10:11:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 22 Oct 2016 14:11:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 24764 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 24764-submit@debbugs.gnu.org id=B24764.147714543720818 (code B ref 24764); Sat, 22 Oct 2016 14:11:01 +0000 Original-Received: (at 24764) by debbugs.gnu.org; 22 Oct 2016 14:10:37 +0000 Original-Received: from localhost ([127.0.0.1]:46444 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bxx0P-0005Pi-Gb for submit@debbugs.gnu.org; Sat, 22 Oct 2016 10:10:37 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:60857) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bxx0I-0005PN-W9 for 24764@debbugs.gnu.org; Sat, 22 Oct 2016 10:10:36 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bxx0A-0000Ao-La for 24764@debbugs.gnu.org; Sat, 22 Oct 2016 10:10:25 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:49949) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxx0A-0000Ah-IH; Sat, 22 Oct 2016 10:10:22 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1737 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bxx09-0000dI-Kc; Sat, 22 Oct 2016 10:10:22 -0400 In-reply-to: <87insk4gye.fsf@web.de> (message from Michael Heerdegen on Sat, 22 Oct 2016 16:05:29 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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:124827 Archived-At: > From: Michael Heerdegen > Cc: schwab@linux-m68k.org, 24764@debbugs.gnu.org > Date: Sat, 22 Oct 2016 16:05:29 +0200 > > > Another question: is the buffer 'b' here: > > > > > 0x000000000058aae0 in unchain_marker (marker=0x88e9968) at marker.c:605 > > > 605 for (tail = BUF_MARKERS (b); tail; prev = &tail->next, tail = > > > *prev) > > > > a live buffer, or is it a buffer that was killed? A buffer is live > > if its name is a string, not nil. Try this: > > > > (gdb) p b->name_ > > (gdb) xpr > > says "No symbol "b" in current context" and "The history is empty". Am > I'm doing something wrong? How can that be? Are you in the correct stack frame? What does this show? (gdb) frame