GNU bug report logs - #24028
Linux-libre kernel does not build deterministically

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Package: guix;

Reported by: ludo <at> gnu.org (Ludovic Courtès)

Date: Tue, 19 Jul 2016 17:23:02 UTC

Severity: normal

Done: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>

Bug is archived. No further changes may be made.

Full log

Message #11 received at 24028 <at> debbugs.gnu.org (full text, mbox):

From: Bone Baboon <bone.baboon <at> disroot.org>
To: 24028 <at> debbugs.gnu.org
Subject: Re: Linux-libre kernel does not build deterministically
Date: Mon, 17 May 2021 14:38:11 -0400

[Message part 1 (text/plain, inline)]
Linux-libre is not reproducible.

`guix describe` outputs:

```
Generation 24   May 12 2021 18:06:24    (current)
  guix d6aeebb
    repository URL: https://git.savannah.gnu.org/git/guix.git
    branch: master
    commit: d6aeebb23639258311fdfb9dbf5f903079fde51a
```

`guix challenge
/gnu/store/k029d836d3slh3s5k20306zvnph5ggq4-linux-libre-5.11.16`
outputs:

```
/gnu/store/k029d836d3slh3s5k20306zvnph5ggq4-linux-libre-5.11.16 contents differ:
  local hash: 1xkzhdkqbnh1prryz2bbbz1fsydsb9srhzpj27mpx1dv47fq2r05
  https://ci.guix.gnu.org/nar/zstd/k029d836d3slh3s5k20306zvnph5ggq4-linux-libre-5.11.16: 0w8n65xr91g9kiwik8kf8h1jn1scwfjcbwwnqbrfiyv8k7gr8kql
  differing file:
    /bzImage

1 store items were analyzed:
  - 0 (0.0%) were identical
  - 1 (100.0%) differed
  - 0 (0.0%) were inconclusive
```

`guix challenge
/gnu/store/rcav1xxn4ajkbnkmrnl6jr5d1zb20kq1-linux-libre-5.11.14`
outputs:

```
/gnu/store/rcav1xxn4ajkbnkmrnl6jr5d1zb20kq1-linux-libre-5.11.14 contents differ:
  local hash: 1z2v884l98ysl0vass4dchwfpavnk47x8brcx8h31qp3bj1xyhaz
  https://ci.guix.gnu.org/nar/zstd/rcav1xxn4ajkbnkmrnl6jr5d1zb20kq1-linux-libre-5.11.14: 1nlmjamm0yc2mjwdy0rq7qplilrwz1b8zm4m688kra21xqx09aar
differing file:
    /bzImage

1 store items were analyzed:
  - 0 (0.0%) were identical
  - 1 (100.0%) differed
  - 0 (0.0%) were inconclusive
```

Attached is the diffoscope output.

[diffoscope-linux-libre-5.11.14.txt.lz (application/octet-stream, attachment)]
[diffoscope-linux-libre-5.11.16.txt.lz (application/octet-stream, attachment)]
This bug report was last modified 3 years and 243 days ago.

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