Subject: Re: Large backwards time steps panic 2.5.73
From: john stultz <johnstul@us.ibm.com>
To: James Bottomley <James.Bottomley@SteelEye.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@digeo.com>
In-Reply-To: <1056472020.2085.81.camel@mulgrave>
References: <1056472020.2085.81.camel@mulgrave>
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Date: 24 Jun 2003 12:50:03 -0700
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On Tue, 2003-06-24 at 09:26, James Bottomley wrote:
> I've got one of those fun machines with a failing bios batter that
> always boots up with the BIOS clock about a year into the future.
> 
> 2.5.73 always panics around the time ntpdate sets the clock back to its
> normal value with:
> 
> kernel BUG at kernel/timer.c:377!
> Kernel addresses on the stack:

[snip]

> Reverting the patch
> 
> ChangeSet 1.1348.6.16 2003/06/20 22:13:39 akpm@digeo.com
>   [PATCH] revert adjtimex changes
>   
>   From: John Stultz, George Anzinger, Eric Piel
>  
> Fixes the problem for me.
> 
> The above trace is from a HP PA-RISC machine running 2.5.73-pa1.

Hmm. Odd. What is the HZ frequency on this machine? 

thanks
-john


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