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#34051: 27.0.50; Emacs 27 from master segfaults Date: Sat, 12 Jan 2019 22:22:50 +0200 Message-ID: <8336pxfwx1.fsf@gnu.org> References: Emacs 27 from master segfaults <834ladg8dw.fsf@gnu.org> <87sgxxwtbs.fsf@frege.i-did-not-set--mail-host-address--so-tickle-me> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1547324528 14061 195.159.176.226 (12 Jan 2019 20:22:08 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 12 Jan 2019 20:22:08 +0000 (UTC) Cc: 34051@debbugs.gnu.org To: Stefan Husmann Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jan 12 21:22:04 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1giPn5-0003Jh-Dy for geb-bug-gnu-emacs@m.gmane.org; Sat, 12 Jan 2019 21:21:59 +0100 Original-Received: from localhost ([127.0.0.1]:56482 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1giPpC-0007Sy-AF for geb-bug-gnu-emacs@m.gmane.org; Sat, 12 Jan 2019 15:24:10 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:40787) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1giPp5-0007SZ-7A for bug-gnu-emacs@gnu.org; Sat, 12 Jan 2019 15:24:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1giPp4-0003eo-DI for bug-gnu-emacs@gnu.org; Sat, 12 Jan 2019 15:24:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:57861) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1giPp4-0003eJ-9X for bug-gnu-emacs@gnu.org; Sat, 12 Jan 2019 15:24:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1giPp4-0003AL-2a for bug-gnu-emacs@gnu.org; Sat, 12 Jan 2019 15:24:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Jan 2019 20:24:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 34051 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 34051-submit@debbugs.gnu.org id=B34051.154732459912121 (code B ref 34051); Sat, 12 Jan 2019 20:24:02 +0000 Original-Received: (at 34051) by debbugs.gnu.org; 12 Jan 2019 20:23:19 +0000 Original-Received: from localhost ([127.0.0.1]:57142 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1giPoM-00039R-RC for submit@debbugs.gnu.org; Sat, 12 Jan 2019 15:23:19 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:58670) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1giPoK-00039C-CT for 34051@debbugs.gnu.org; Sat, 12 Jan 2019 15:23:16 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:42557) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1giPoD-0002X9-VA; Sat, 12 Jan 2019 15:23:10 -0500 Original-Received: from [176.228.60.248] (port=3078 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1giPoD-0001RS-67; Sat, 12 Jan 2019 15:23:09 -0500 In-reply-to: <87sgxxwtbs.fsf@frege.i-did-not-set--mail-host-address--so-tickle-me> (message from Stefan Husmann on Sat, 12 Jan 2019 20:48:23 +0100) 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: 209.51.188.43 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:154391 Archived-At: [Please use Reply All to keep the bug address on the list of addressees.] > From: Stefan Husmann > Date: Sat, 12 Jan 2019 20:48:23 +0100 > > Eli Zaretskii writes: > > >> From: stefan-husmann@t-online.de > >> Date: Sat, 12 Jan 2019 16:46:53 +0100 > >> > >> > >> Emacs segfaults immediately for me under Arch Linux 64 bit. This happens with commit > >> a1b7a3f2a3957a399d6c3c7bcffa07ac67da82fc and upwards. > >> > >> Commit c342b26371480316024e1e5d63cd8b3f035dda69 works fine. > >> > >> With emacs -Q the segfault does not happen immediately, but it happened > >> whe I tried to open this bug report. > >> > >> [haawda@frege ~]$ emacs > >> X protocol error: BadMatch (invalid parameter attributes) on protocol request 139 > >> Fatal error 6: Aborted > > > > Please run Emacs under a debugger, set x-synchronize to the value of > > t, then reproduce the problem, and post the backtrace shown by GDB. > > > > Thanks. > > Hello, > > this is the output in the affected emacs: > > (gdb) run emacs -Q > Starting program: /usr/bin/emacs emacs -Q > [Thread debugging using libthread_db enabled] > Using host libthread_db library "/usr/lib/libthread_db.so.1". > [New Thread 0x7fffeff52700 (LWP 10475)] > [Detaching after vfork from child process 10614] > X protocol error: BadMatch (invalid parameter attributes) on protocol request 139 > [Thread 0x7ffff033cdc0 (LWP 10474) exited] > [Inferior 1 (process 10474) exited with code 0106] > (gdb) bt full > No stack. > (gdb) xbacktrace > Undefined command: "xbacktrace". Try "help". > (gdb) Thanks, but this not useful because Emacs vforked and GDB stayed with the wrong process. Maybe it will be easier for you to convert the backtrace of addresses you posted with the original report to a human-readable backtrace; the procedure to do that is described in the Emacs manual in the node "Crashing".