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From: elaexuotee--- via Bug reports for GNU Guix <bug-guix@gnu.org>
To: 48462@debbugs.gnu.org
Subject: bug#48462: Corrupt, un-repairable store after power cut during upgrade
Date: Sun, 16 May 2021 17:59:57 +0900	[thread overview]
Message-ID: <3OE5JSDGIIX2D.3SOQ0QIKI7XZR@wilsonb.com> (raw)

Hey Guix,

Recently, during in the middle of a `guix package -m .guix/manifest.scm`, my
machine had power failure. After rebotting, I simply reran the above and
it completed without error.

However, it appears that some of files in the store items are corrupt:

    $ vim
    vim: error while loading shared libraries: /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0: file too short

    $ file -L /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0
    /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0: empty

As an extra bit of annoyance, the handy verify and repair tools fail to see a
problem:

    $ command -v vim | xargs readlink -f
    /gnu/store/h9q2fik60axj9sai5b66cjk2sfl37ij1-vim-full-8.2.2689/bin/vim

    $ sudo guix build --repair vim-full
    /gnu/store/h9q2fik60axj9sai5b66cjk2sfl37ij1-vim-full-8.2.2689

    $ sudo guix build --repair --no-grafts vim-full
    path `/gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32' is corrupted or missing!
    found corrupted or missing path `/gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32' in the output closure of `/gnu/store/qyp10sss1ascp70yshs87zdzr1lg71f8-vim-full-8.2.2689.drv'
    substituting /gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32...
    downloading from https://mirror.brielmaier.net/nar/lzip/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk%2B-2.24.32 ...
     gtk%2B-2.24.32  6.4MiB          152KiB/s 00:43 [##################] 100.0%

    /gnu/store/d21m63am0pxw77883h0y1jmy9iiazvvx-vim-full-8.2.2689

    $ sudo guix gc --verify=repair,contents
    ...

    $ vim
    vim: error while loading shared libraries: /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0: file too short

Even going in with a crude hammer doesn't fix things:

    $ sudo mount -o rw,remount /gnu/store

    $ sudo mv /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32 .

    $ sudo guix build --repair vim-full
    path `/gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32' is corrupted or missing!
    found corrupted or missing path `/gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32' in the output closure of `/gnu/store/z2q3zna20cn32if3v271x4xavd70ml5z-vim-full-8.2.2689.drv'
    path `/gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32' is corrupted or missing!
    substituting /gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32...
    downloading from https://mirror.brielmaier.net/nar/lzip/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk%2B-2.24.32 ...
     gtk%2B-2.24.32  6.4MiB          134KiB/s 00:49 [##################] 100.0%

    applying 17 grafts for /gnu/store/lm9xqz82q4cwlqs79i0pq77z6cfsx3rw-gtk+-2.24.32.drv ...
    grafting '/gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32' -> '/gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32'...
    successfully built /gnu/store/lm9xqz82q4cwlqs79i0pq77z6cfsx3rw-gtk+-2.24.32.drv
    gnu/store/h9q2fik60axj9sai5b66cjk2sfl37ij1-vim-full-8.2.2689

    $ vim
    vim: error while loading shared libraries: /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0: file too short

It seems like the above graft is going badly:

    $ file -L /gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32/lib/libgtk-x11-2.0.so.0
    /gnu/store/73p5rzka1cb9dx9fy059lmkf1jg6sv95-gtk+-2.24.32/lib/libgtk-x11-2.0.so.0: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), statically linked, not stripped

    $ file -L /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0
    /gnu/store/6z2g9ybl3fkx6bdfg226mz8rpc0g53jx-gtk+-2.24.32/lib/libgdk-x11-2.0.so.0: empty

Some questions:

  1) Am I just missing something obvious?
  2) How could grafting end up producing empty files in the output?
  3) Is the store supposed to be robust against power failures?




             reply	other threads:[~2021-05-16  8:59 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-16  8:59 elaexuotee--- via Bug reports for GNU Guix [this message]
2021-10-23  7:49 ` bug#48462: Corrupt, un-repairable store after power cut during upgrade Liliana Marie Prikler

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