GNU bug report logs - #8959
24.0.50; [nnimap/Gnus] Dovecot panics trying to close mailboxes

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Message #20 received at 8959 <at> debbugs.gnu.org (full text, mbox):

From: Lars Magne Ingebrigtsen <larsi <at> gnus.org>
To: Luca Capello <luca <at> pca.it>
Cc: 8959 <at> debbugs.gnu.org
Subject: Re: bug#8959: 24.0.50;
	[nnimap/Gnus] Dovecot panics trying to close mailboxes
Date: Thu, 30 Jun 2011 02:44:56 +0200

Luca Capello <luca <at> pca.it> writes:

>> 1) Your dovecot is apparently segfaulting because of something Gnus is
>> doing.  Does it stop doing that if you `M-g' the
>> "lists.Debian.pkg.CL-Debian" group?
>
> I tried with four other folders and it seems that the second time
> Dovecot does not segfault, even in the fourth case where I had to
> unfreeze Gnus with `C-g' before hitting `M-g'.

Right.  I think the base issue is that if you QRESYNC with a sequence
number that's "too far back", Dovecot (before the patch) would
segfault.  If you `M-g' the groups, then that does a total (and slow)
resync of the flags, so that the next QRESYNC won't segfault dovecot.

> I have already backported the patch to the Debian stable package
> (dovecot-imapd_1:1.2.15-7), so I will test it in the following days.

Great.

-- 
(domestic pets only, the antidote for overdose, milk.)
  bloggy blog http://lars.ingebrigtsen.no/

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