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From: ludo@gnu.org (Ludovic Courtès)
To: Mark H Weaver <mhw@netris.org>
Cc: Artyom Poptsov <poptsov.artyom@gmail.com>, 26976-done@debbugs.gnu.org
Subject: bug#26976: On Hydra, offload crashes while trying to build linux-libre source
Date: Thu, 27 Jul 2017 12:14:26 +0200	[thread overview]
Message-ID: <87eft25gql.fsf@gnu.org> (raw)
In-Reply-To: <87shj3tvzd.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Tue, 13 Jun 2017 23:32:06 +0200")

Hello,

ludo@gnu.org (Ludovic Courtès) skribis:

> I’ve pushed a workaround that seems to work (‘guix copy’ commands that
> previously segfaulted on hydra.gnu.org no longer do):
>
>   https://git.savannah.gnu.org/cgit/guix.git/commit/?id=8e469b67f95cfe5b95405b503b8ee315fdf8ce66

The workaround has proved to work well for ‘guix offload’ and ‘guix
copy’ so I’m closing this bug on our side.

In Guile-SSH though, I think there’s still the potential for finalizers
getting called in a separate thread and triggering the issue we’ve seen
here.  Am I right, Artyom?

If I’m not mistaken, that calls for a fix as described in
<https://debbugs.gnu.org/cgi/bugreport.cgi?bug=26976#37>, namely
protecting libssh objects with mutexes.

Ludo’.

  parent reply	other threads:[~2017-07-27 10:15 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-18  1:55 bug#26976: On Hydra, offload crashes while trying to build linux-libre source Mark H Weaver
2017-05-18  2:02 ` Mark H Weaver
2017-05-18 22:00 ` Ludovic Courtès
2017-05-19  3:20   ` Artyom Poptsov
2017-05-19 12:44   ` Ludovic Courtès
2017-05-19 22:36     ` Ludovic Courtès
2017-05-20 21:59       ` Ludovic Courtès
2017-06-05 21:33       ` Ludovic Courtès
2017-06-13 21:32         ` Ludovic Courtès
2017-06-14 20:10           ` Ludovic Courtès
2017-07-27 10:14           ` Ludovic Courtès [this message]
2017-05-20 16:59     ` Mark H Weaver
2017-05-20 18:02       ` Ludovic Courtès
2017-05-20 22:21         ` Ludovic Courtès
2017-06-14  6:58           ` Mark H Weaver
2017-06-14  7:15             ` Mark H Weaver

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