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List:       linux-kernel
Subject:    Re: 2.3.12 - klogd 100% CPU && Bogus Buffer memory count
From:       Mofeed Shahin <shahin () labf ! org>
Date:       1999-08-10 22:46:24
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On Tue, 10 Aug 1999, Chuck Lever wrote:

> On Tue, 10 Aug 1999, Mofeed Shahin wrote:
> > Well Chuck, I have just tried using the same cd again and yes it is
> > reproducable.
> > As soon as I get one of these :
> > 
> > Aug 10 18:16:26 tt2 kernel: attempt to access beyond end of device 
> > Aug 10 18:16:26 tt2 kernel: 0b:00, want=532574, limit=532572 
> > 
> > klogd starts using 100% CPU.
> > 
> > So it looks like the race condition is in the cdrom layer.
> > 
> > Anything else I can do to try find this bug, I will be happy to do.
> 
> thanks mofeed-
> 
> but the klogd problem is separate from the buffermem problem.  i think
> someone even recently posted a fix for it here on linux-kernel.  do you
> see buffermem go negative when you see the "attempt to access" message?

Nope, that seems to happen later on.

CHeers Mof.


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