From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Stephen Berman Newsgroups: gmane.emacs.bugs Subject: bug#39344: 28.0.50; Gnus: Selecting deleted buffer Date: Wed, 29 Jan 2020 14:56:13 +0100 Message-ID: <87o8um9xj6.fsf@gmx.net> References: <871rria3fp.fsf@web.de> <87lfpq9zsr.fsf@gmx.net> <87h80e9ylb.fsf@gmx.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="104862"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Michael Heerdegen , Sam Steingold , 39344@debbugs.gnu.org To: Robert Pluim Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jan 29 14:57:32 2020 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 1iwnqW-000REB-HD for geb-bug-gnu-emacs@m.gmane-mx.org; 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a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1580306174; bh=IYdYZM0bimridPYpwONkXuDutORycxuDyigMV8iEeow=; h=X-UI-Sender-Class:From:To:Cc:Subject:References:Date; b=gOcM2+AH7OLMRJpHggskuTqSZpVtNbPBeTKY7jCNzfsw6FgiUhMPAMzPo0BzgINc+ RV5PTHPntJH728O5/7vMN8zpLQX7gllmQelbx7ww7/BqOoCyS0EP3tdV0YLRzINJ3U LzzeiTR0bByUM0a4YacsA/MgsHhcg/QljffIWwlI= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Original-Received: from strobe-lfs84 ([178.9.100.209]) by mail.gmx.com (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1Mr9Fs-1jKMG01sn8-00oD1G; Wed, 29 Jan 2020 14:56:14 +0100 X-Provags-ID: V03:K1:AEfwMeOPuMZZ7f5GoHt5n9aKMp0V3FzlAZkvQDhTFEbiHD08irk DxH89fmtbeHGWNW7b2aUCKWOZcYsls+JbHYXxm3AQLYgxBqrXV7XYq5B8Ob3egSfvOVsNkc OUEJOySz+b76il9/iS+AMm8t2SSWblVgdbthrGcNrl9ahEDi4iLy7KopO6bimtoye5wAD1I F0foX12ix2W8UUPqXq3vg== X-UI-Out-Filterresults: notjunk:1;V03:K0:8RwBYs96UMk=:GX7U3mxE2CBpBNuFDY64FR F76ojSAr2Df/4Mkij1zLURB7Xp3GnhT10bEztvOnqb/TQMUHf/pyZW2Hsm9eQvPw9IctHz/Bk uI8+FWzABQuM/5Xwhmuhd0d1jphSmehJkanQgWuckTT4lOCy49OFyWnlWNHbHDQZpG1TVtE48 2gmRNqFFle2OSalHqsC0m93cZUz9oXHX+Hrz4Vhu/AVDKAAVJmtdkgqnxTjaZ1OrtqJ6MPC/0 De1jkBHzqxw1Tosg1w6S3sxSuyICu0RSMwIuQV/Eiz2D/kpowpyypOlTmARn7y76MugKOIWeF 2I0m0Roe86lj8IC3NvH7Tf/XHC1rP/zd3dK4+LbCCnpQVDkf8zo+NVFNYTn6K8cYOf9KJ2R01 onru6KcLz8TXa2+RR+OM8B2yJT8Uzie25vq0gSf48xFIlkJPGOc1HFua8X6FBFjVXuu6bs5w0 wNVnb5mrEqv0o01o37LvM/Wpx9Y8PrMkYwkza3tTaDcxGgG3vThB6hRKcCaoP93u2A2p3k8zt uk9nKY4QaL9Bpw8o/5iEAlvBH6EF8d+1y+0jv9X3rrxSISUWm9JRVpJen052qLAgqVMM1OQtX 72nWmUF2nWXRTjMMzqbHYsFrpjpqZJJN0IDByPb7L4E2siLkZiN55tU3mjrtwZX575Pjj4YCj zZkvLLkaOndCK7Y23Tc07ea3xsLMJeYFvt/HZPwSgInMRf/A3uX8ftmwc0JEYkepYK0q+BKJS 4U809AyWxqlsr9hcdxuKajspGnCx1VqevlchlWojnoPFBa/fZX9BqlqqJbWFruCosQ65S2G0 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:175390 Archived-At: On Wed, 29 Jan 2020 14:42:26 +0100 Robert Pluim wrote: >>>>>> On Wed, 29 Jan 2020 14:33:20 +0100, Stephen Berman >> said: > > Stephen> On Wed, 29 Jan 2020 14:25:10 +0100 Robert Pluim > Stephen> wrote: > >>>>>>> On Wed, 29 Jan 2020 14:07:16 +0100, Stephen Berman > >> said: > Stephen> I see this too. The patch below appears to fix it for me, b= ut I don't > Stephen> know if it's just a workaround. > >>=20 > >> That can=CA=BCt be right. 'gnus-buffers' already checks 'buffer-li= ve-p'. > > Stephen> Hm, odd, because when I stepped through gnus-clear-system, t= he error > Stephen> occurred here: > > Stephen> ;; Kill Gnus buffers. > Stephen> (do-auto-save t) > Stephen> (dolist (buffer (gnus-buffers)) > Stephen> (with-current-buffer buffer <=3D=3D=3D > > Stephen> and after adding the buffer-live-p check before that line, t= he error no > Stephen> longer occurs. > > So one of Gnus' buffers is being killed in the middle of that > dolist. The only way I can see that happening is if the same buffer is > in there twice, in which case the following would work as well. > > diff --git a/lisp/gnus/gnus.el b/lisp/gnus/gnus.el > index 6df26b4af8..2fc14c5fff 100644 > --- a/lisp/gnus/gnus.el > +++ b/lisp/gnus/gnus.el > @@ -671,7 +671,7 @@ gnus-kill-buffer >=20=20 > (defun gnus-buffers () > "Return a list of live Gnus buffers." > - (setq gnus-buffers (seq-filter #'buffer-live-p gnus-buffers))) > + (setq gnus-buffers (delete-dups (seq-filter #'buffer-live-p gnus-buffe= rs)))) >=20=20 > (defalias 'gnus-prune-buffers #'gnus-buffers) Yes, that seems to fix the problem too. Steve Berman