Re: kernel stuck at trying to change CPU resolution.

From: Andrew Morton
Date: Fri Jul 17 2009 - 18:38:15 EST


On Fri, 26 Jun 2009 07:16:53 -0400
Tj Hariharan <tj.physicist@xxxxxxxxx> wrote:

>
> Hi, I have a Pentium-M 1.86GHZ processor Laptop. Standard DELL Latitude
> D610. I ran the 2.6.31-rc1 kernel (updated tree as of 10 minutes ago).
> The kernel gets stuck at the message saying "Switching to High
> resolution mode on CPU0" after about 10 minutes it goes to the next
> step, but then continues to get stuck. There is no log, as presumable
> this is happening before the kernel fully initialises the harddrive and
> passes control to user mode. I am running a non modular kernel with no
> major changes made to my configuration since 2.6.27. I have never had
> any issues thus far. Since I am using a laptop I am unable to access the
> sysrq key (which in my case is not prnt screen, but Fn+PrintScreen, and
> Fn key is not read by kernel at all, even after full boot and under
> normal conditions). Thank you for your time. I have also attached my
> config file.
>

Thanks for the report.

Is this regression still present in 2.6.31-rc3 or later?

If so, do you know if the bug was present in 2.6.30/29/28?
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