bug#22053: silent failure on guix environment foo --container

[Efraim Flashner <efraim@flashner.co.il>]

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On Sun, 29 Nov 2015 22:20:33 +0100
ludo@gnu.org (Ludovic Courtès) wrote:

> Efraim Flashner <efraim@flashner.co.il> skribis:
> 
>  [...]  
> 
> The failure is:
> 
> --8<---------------cut here---------------start------------->8---
> 21228 mount("none", "/tmp/guix-directory.5sVcGc//dev/pts", "devpts", MS_NOSUID|MS_NOEXEC, "newinstance,ptmxmode=0666,mode=6"...) = -1 EPERM (Operation not permitted)
> 21228 exit_group(1)                     = ?
> --8<---------------cut here---------------end--------------->8---
> 
> The problem may be that the kernel does not support
> CONFIG_DEVPTS_MULTIPLE_INSTANCES.  Could you check that in
> /proc/config.gz or similar?

# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set

> 
> The other problem is that there’s no error reporting, which doubles user
> frustration.  David, could you look into it?  :-)
> 
> Ludo’.



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