Bug#325465: Difference between sysconf(_SC_NGROUPS_MAX) and /proc/sys/kernel/ngroups_max

[Thiemo Seufer <ths@networkno.de>]

Sylvain Beucler wrote:
> On Wed, Aug 31, 2005 at 01:31:32PM +0900, GOTO Masanori wrote:
> > Version: 2.3.5-3
> > 
> > At Mon, 29 Aug 2005 20:09:29 +0200,
> > Sylvain Beucler wrote:
> > > As far as I understand, sysconf() should get the information at run
> > > time. How comes that he returns 32 on a system that support 65536?
> > 
> > At least with 2.3.5-6 in unstable, the problem should be fixed - it
> > looks /proc/sys/kernel/ngroups_max.
> 
> I noted that the problem didn't exist in unstable.
> 
> Is there a way to fix this in stable?

I don't think so, since it is part of the stable definition to not risk
breakage by fixing more than the catastrophic bugs.

> This is blocker and preventing us from supporting additional SCMs at
> Savannah.gnu.org, since several users are parts of LOTS of projects,
> and hence belong to LOTS of Unix groups :) We currently have a very
> unusual CVS setup that works around this bug, but we cannot apply that
> trick to other SCMs.

Well, there's always the possibility to use a patched glibc package.


Thiemo