[debbugs-tracker] bug#20791: closed (GuixSD: cryptsetup luksFormat hangs when udevd is running)

[GNU bug Tracking System]

Your message dated Fri, 12 Jun 2015 19:33:32 +0200
with message-id <address@hidden>
and subject line Re: bug#20791: GuixSD: cryptsetup luksFormat hangs when udevd 
is running
has caused the debbugs.gnu.org bug report #20791,
regarding GuixSD: cryptsetup luksFormat hangs when udevd is running
to be marked as done.

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20791: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20791
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> --- Begin Message ---
>
>
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> Subject: 
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> GuixSD: cryptsetup luksFormat hangs when udevd is running
>
>
>
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> Date: 
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> Fri, 12 Jun 2015 00:52:43 +0200
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>
>
>
> Setting up luks encrypted partitions with cryptsetup doesn't work when udevd is 
> running.
>
> cryptsetup luksFormat got stuck waiting on some semaphore to turn to zero
>
> According to http://www.saout.de/pipermail/dm-crypt/2013-November/003619.html 
> this is a udev issue, so i killed udevd and after that it worked
>
> I assume it's some configuration issue with udev, but I don't really know 
> enough about this stuff to pinpoint where exactly the problem lies
>
> I'm using the GuixSD 0.8.2 image, if you need any more information about my 
> setup, feel free to ask
>
> Benz
>
>
>
> --- End Message ---
> --- Begin Message ---
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>
>
> Subject: 
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> Re: bug#20791: GuixSD: cryptsetup luksFormat hangs when udevd is running
>
>
>
>
> Date: 
>
> Fri, 12 Jun 2015 19:33:32 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)
>
>
>
>
> Benz Schenk <address@hidden> skribis:
>
> > Setting up luks encrypted partitions with cryptsetup doesn't work when udevd 
> > is running.
> >
> > cryptsetup luksFormat got stuck waiting on some semaphore to turn to zero
> >
> > According to http://www.saout.de/pipermail/dm-crypt/2013-November/003619.html 
> > this is a udev issue, so i killed udevd and after that it worked
> >
> > I assume it's some configuration issue with udev, but I don't really know 
> > enough about this stuff to pinpoint where exactly the problem lies
>
> Indeed, we were missing the udev rules for device-mapper.  Commit
> e1ad6bf fixes that (tested in a VM as produced as by ‘guix system vm
> gnu/system/install.scm’.)
>
> If you have a working Guix installation, you can try rebuilding the
> image by yourself from a checkout of Guix master, with something like:
>
>   guix system disk-image --image-size=850MiB gnu/system/install.scm
>
> Alternately, as a workaround, you could to the installation in two
> steps:
>
>   1. Install without encrypted devices.
>   2. Boot the installed system and run ‘cryptsetup luksFormat’.
>   3. Run ‘guix system reconfigure’ with the configuration that you want.
>
> Thank you!
>
> Ludo’.
>
>
> --- End Message ---