Re: [2.6.25-rc1] System no longer powers off after shutdown

Greg KH
2008-02-12T21:03:36Z

On Tue, Feb 12, 2008 at 09:39:14PM +0100, Frans Pop wrote:
> (Resending full details as I can't find my previous mail in the archives.)
>
> On Monday 11 February 2008, Frans Pop wrote:
> > In general 2.6.25 if looking quite good on my desktop, but there's one
> > important issue: the system no longer powers off after shutdown.
> > This works fine with 2.6.24.
>
> Don't ask me why, but bisection shows this commit to be the cause of the
> failure to power off:
> commit c10997f6575f476ff38442fa18fd4a0d80345f9d
> Author: Greg Kroah-Hartman <gregkh@suse.de>
> Date: Thu Dec 20 08:13:05 2007 -0800
>
> Kobject: convert drivers/* from kobject_unregister() to kobject_put()
>
> Because it seemed somewhat unlikely, I have double checked this by doing an
> extra compilation for this commit and its predecessor.

What is the symptom of not powering off?

Can you press SysRq-T and see a task list running and waiting when
things should be shut down?

Do you happen to have a USB storage stick plugged into the system?

thanks,

greg k-h