Re: Oops when shutting down laptop

[Kristian Grønfeldt Sørensen <kriller@vkr.dk>]

Thanks for the info.
I am now running 2.6.12-rc5-git4 and it seems that the problem has been
solved. No oops'es  so far.

Thanks 

/Kristian


On Thu, 2005-08-04 at 23:08 -0700, Andrew Morton wrote:
> Kristian Grønfeldt Sørensen <kriller@vkr.dk> wrote:
> >
> > My laptop oops'es in the final phase of shutdown. It started this
> >  Monday. I don't remember having done anything particular with respect to
> >  the kernel around that time. It only happens when going to runlevel 0 -
> >  a reboot does not result in an oops.
> > 
> >  Until yesterday i used kernel 2.6.13-rc3, but i have now compiled
> >  2.6.13-rc5 with some debugging support. However the problem persists.
> > 
> >  Since the oops happens so late in the shutdown-sequence, that all
> >  filesystems has been unmounted, i am unable to capture the oops on the
> >  disc, but a picture of the oops is available at
> >  http://www.vkr.dk/~kriller/oops.jpg . (Sorry for not writing the oops in
> >  this mail).
> > 
> >  I tried to remove all modules except speedstep_centrino, freqtable,
> >  processor and ipv6 (reported as being in use),  before calling poweroff,
> >  but with no change.
> 
> We've been busily reverting new power management patches and it's likely
> that we fixed this one in the past day or so.  So please test 2.6.13-rc6
> when it comes out, or 2.6.13-rc5-git3 which is about three hours away,
> thanks.
> 
> If it still happens please add the below patch so we can work out the
> offending device.  Or apply it anyway - we may have a buggy driver which
> will just bite us again later.
> 
> Thanks.
> 
> --- devel/drivers/base/power/suspend.c~a	2005-08-04 23:06:27.000000000 -0700
> +++ devel-akpm/drivers/base/power/suspend.c	2005-08-04 23:08:06.000000000 -0700
> @@ -92,6 +92,8 @@ int device_suspend(pm_message_t state)
>  		get_device(dev);
>  		up(&dpm_list_sem);
>  
> +		printk("Suspending device %s\n", kobject_name(&dev->kobj));
> +
>  		error = suspend_device(dev, state);
>  
>  		down(&dpm_list_sem);
> _
> 
>

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