Re: hang in idle-loop

[Christoph Egger <Christoph_Egger%gmx.de@localhost>]

Andrew Doran wrote:
> On Thu, Apr 24, 2008 at 11:10:24PM +0200, Christoph Egger wrote:
> > Andrew Doran wrote:
> > > On Thu, Apr 24, 2008 at 09:46:33PM +0200, Christoph Egger wrote:
> > >
> > > > On my AMD Turion X2 Dual-Core, the latest cvs kernel stops booting
> > > > after the fsck check.
> > > >
> > > > The CPUs hang in the idle loop, I can break into ddb as much as I want.
> > > > More precisely, they hang in x86_stihlt.
> > > > Looks like the scheduler don't find a task to schedule?
> > > Can you run with a LOCKDEBUG kernel please? It could be that there is a
> > > scheduler spinlock being leaked somewhere.
> > >
> > > Also, what does ps/l show?
> > I just tried to build a DIAGNOSTIC+DEBUG+LOCKDEBUG kernel and it fails
> > to link on undefined references to lfs_log, lfs_debug_log, lfs_lognum, etc.
>
> Sounds like a stale build? Try without DEBUG.

Yeah, I removed the amd64/compile/GENERIC directory and build from 
scratch w/o DEBUG. That build and booted fine.
I also tried w/o DIAGNOSTIC and LOCKDEBUG only and also build and
booted fine.

Is/was this hang in the idle-loop a heisenbug?


Christoph