From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#22356: 25.0.50; emacs-25 very crashy with ivy-mode Date: Wed, 13 Jan 2016 01:27:29 +0300 Message-ID: <56957DD1.4080805@yandex.ru> References: <86pox754y4.fsf@yandex.ru> <56950CF8.2020705@yandex.ru> <83bn8qkcl5.fsf@gnu.org> <56952E6A.2040508@yandex.ru> <831t9mk5q6.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1452637702 22282 80.91.229.3 (12 Jan 2016 22:28:22 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 12 Jan 2016 22:28:22 +0000 (UTC) Cc: 22356@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Jan 12 23:28:11 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aJ7Q9-0007ao-OP for geb-bug-gnu-emacs@m.gmane.org; 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Tue, 12 Jan 2016 14:27:29 -0800 (PST) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:43.0) Gecko/20100101 Thunderbird/43.0 In-Reply-To: <831t9mk5q6.fsf@gnu.org> 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:111565 Archived-At: On 01/12/2016 09:33 PM, Eli Zaretskii wrote: > Was anything else on your system updated lately? Some library, > perhaps, or some system component? Only minor updates, as far as I know. I'm on Ubuntu 15.10, which is the current stable, but not LTS, distribution. In the last few days, I've updated from kernel 4.2.0-22 to 4.2.0-23. But I've rebooted into the previous version now (it's kept as backup), and the problem is still there. Other applications, however, haven't suddenly become all crashy, however. And I use a few (web browser, email client, file manager, video player, torrent client). On the sum, they must be more complex than Emacs, and they also use libc, I suppose. > The problems look quite basic, for > example this: >> Program received signal SIGABRT, Aborted. >> 0x00007ffff14a5267 in __GI_raise (sig=sig@entry=6) at >> ../sysdeps/unix/sysv/linux/raise.c:55 >> 55 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory. > > means that glibc detected an invalid pointer being passed to 'free'. > It's glibc which raises SIGABRT here, AFAIU, and it does that because > if that invalid 'free' call. Yes. Another thing I've noticed is that problems sort of clustered by type: if I start Emacs many times and repeat the same process, similar backtraces could show up for a few times in a row, then change to a different kind of error (also repeated a few times), then back... Another piece of the puzzle: if I run emacs -Q -L , recreate ivy's configuration and try it again, the problem doesn't show. Going to bisect my configuration now.