From: Philippe Troin <phil@fifi.org>
To: Nicolas Turro <Nicolas.Turro@sophia.inria.fr>
Cc: linux-kernel@vger.kernel.org, amd-dev@cs.columbia.edu
Subject: Re: am-utils or kernel bug ? Seems to be kernel bug.. Any news ?
Date: 15 Jul 2003 20:28:47 -0700 [thread overview]
Message-ID: <87znjfup3k.fsf@ceramic.fifi.org> (raw)
In-Reply-To: 1058285921.19183.63.camel@atlas.inria.fr
Nicolas Turro <Nicolas.Turro@sophia.inria.fr> writes:
> On Tue, 2003-07-15 at 16:35, Philippe Troin wrote:
> > Nicolas Turro <Nicolas.Turro@sophia.inria.fr> writes:
> >
> > > Hi, i posted a bug about amd hanging at boot time a few week ago,
> > > does anybody has a fix for it ?
> > > The bug is described here :
> > >
> > > https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=90902
> > >
> > > it seems that several groups of users besides me encounter the same
> > > bug....
> > >
> > > If not, i'll have to post-install a 2.4.18 kernel on all my new
> > > RH9 boxes :-(
> >
> > Looks like YAFP (Yet Another Futex Problem).
> >
> > Have you tried running with LD_ASSUME_KERNEL=2.2.5 ?
>
> You are right, setting LD_ASSUME_KERNEL=2.2.5 (or
> LD_ASSUME_KERNEL=2.4.1) corrects the problem.
> Do you have more info on this ´bug' ?
As a rule of thumb, whenever a program deadlocks in a futex call,
setting this variable to a < 2.5.x value might prevent the deadlock.
Google around for the exact reason why.
AFAIU, it's a RH 9.0 bug.
Phil.
prev parent reply other threads:[~2003-07-16 3:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-15 8:34 am-utils or kernel bug ? Seems to be kernel bug.. Any news ? Nicolas Turro
2003-07-15 14:35 ` Philippe Troin
2003-07-15 16:18 ` Nicolas Turro
2003-07-16 3:28 ` Philippe Troin [this message]
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