Subject: Re: bug#27144: guix publish: “mutex already locked by thread”

From: [email-masked] (Ludovic Courtès)
Date: Thu, 27 Jul 2017 14:20:27 +0200

[email-masked] (Ludovic Courtès) skribis:

> Seen on hydra.gnu.org:
>
> GET /jkpcipgxfyfb60pr4b5n4x4j9k5mcxpp.narinfo
> In ice-9/boot-9.scm:
>  160: 5 [catch #t #<catch-closure 2581c20> ...]
> In unknown file:
>    ?: 4 [apply-smob/1 #<catch-closure 2581c20>]
> In guix/workers.scm:
>   84: 3 [#<procedure 2545600 at guix/workers.scm:82:2 ()>]
>   72: 2 [loop]
>   76: 1 [#<procedure 24a8620 at guix/workers.scm:73:11 (key . args)> misc-error ...]
> In unknown file:
>    ?: 0 [make-stack #t]
> ERROR: In procedure make-stack:
> ERROR: Throw to key `misc-error' with args `("mutex already locked by thread")'.
>
> This is with
> /gnu/store/cxmj38x6rh0ykq3d5dlqbxr5h1zgiiaf-guile2.0-guix-0.13.0-1.a6d728b.

My suspicion is that this is a Guile 2.0 bug (the mutex implementation
differs from that of 2.2), and we haven’t seen it yet with Guix-on-2.2.

Let’s wait a little longer and see…

Ludo’.