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List:       nix-dev
Subject:    Re: [Nix-dev] Hydra.nixos.org: new EPERM errors
From:       Domen Kožar <domen () dev ! si>
Date:       2016-12-16 11:14:58
Message-ID: CAMvcdZS6AUiNin842c8hgaYmYVRBdus6F+OLkEvOUT6sL5_hMg () mail ! gmail ! com
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py.test is failing and blocking nixpkgs channel update:
http://hydra.nixos.org/build/44860405/nixlog/9/raw

On Thu, Dec 15, 2016 at 3:46 PM, Eelco Dolstra <eelco.dolstra@logicblox.com=
>
wrote:

> Hi,
>
> On 12/11/2016 01:21 PM, Vladim=C3=ADr =C4=8Cun=C3=A1t wrote:
>
> > Recently I see new EPERM errors in check-phases of some packages on
> > staging, and apparently the problems aren't "caused" by any nixpkgs
> > commits but by the build slaves themselves, perhaps some change in the
> > way nix sets up chroots in there.
>
> This is caused by a Nix upgrade on the build farm machines. Builds now ru=
n
> in a
> user namespace, which confuses some of them. I've applied aszlig's seccom=
p
> patch
> (https://github.com/NixOS/nix/pull/1131) which fixes some problems (like
> the go
> build).
>
> > http://hydra.nixos.org/job/nixpkgs/staging/libuv.x86_64-linux
>
> This one seems to be confused by setuid/setgid not working as expected,
> which is
> hard to avoid in a user namespace with only one uid...
>
> --
> Eelco Dolstra | LogicBlox, Inc. | http://nixos.org/~eelco/
> _______________________________________________
> nix-dev mailing list
> nix-dev@lists.science.uu.nl
> http://lists.science.uu.nl/mailman/listinfo/nix-dev
>

[Attachment #5 (text/html)]

<div dir="ltr">py.test is failing and blocking nixpkgs  channel update:  <a \
href="http://hydra.nixos.org/build/44860405/nixlog/9/raw">http://hydra.nixos.org/build/44860405/nixlog/9/raw</a></div><div \
class="gmail_extra"><br><div class="gmail_quote">On Thu, Dec 15, 2016 at 3:46 PM, \
Eelco Dolstra <span dir="ltr">&lt;<a href="mailto:eelco.dolstra@logicblox.com" \
target="_blank">eelco.dolstra@logicblox.com</a>&gt;</span> wrote:<br><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex">Hi,<br> <span class=""><br>
On 12/11/2016 01:21 PM, Vladimír Čunát wrote:<br>
<br>
&gt; Recently I see new EPERM errors in check-phases of some packages on<br>
&gt; staging, and apparently the problems aren&#39;t &quot;caused&quot; by any \
nixpkgs<br> &gt; commits but by the build slaves themselves, perhaps some change in \
the<br> &gt; way nix sets up chroots in there.<br>
<br>
</span>This is caused by a Nix upgrade on the build farm machines. Builds now run in \
a<br> user namespace, which confuses some of them. I&#39;ve applied aszlig&#39;s \
seccomp patch<br> (<a href="https://github.com/NixOS/nix/pull/1131" rel="noreferrer" \
target="_blank">https://github.com/NixOS/nix/<wbr>pull/1131</a>) which fixes some \
problems (like the go<br> build).<br>
<br>
&gt; <a href="http://hydra.nixos.org/job/nixpkgs/staging/libuv.x86_64-linux" \
rel="noreferrer" target="_blank">http://hydra.nixos.org/job/<wbr>nixpkgs/staging/libuv.x86_64-<wbr>linux</a><br>
 <br>
This one seems to be confused by setuid/setgid not working as expected, which is<br>
hard to avoid in a user namespace with only one uid...<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
Eelco Dolstra | LogicBlox, Inc. | <a href="http://nixos.org/~eelco/" rel="noreferrer" \
target="_blank">http://nixos.org/~eelco/</a><br> \
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target="_blank">http://lists.science.uu.nl/<wbr>mailman/listinfo/nix-dev</a><br> \
</font></span></blockquote></div><br></div>



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