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List:       linux-kernel
Subject:    Re: 2.3.12 - klogd 100% CPU && Bogus Buffer memory count
From:       Chuck Lever <cel () monkey ! org>
Date:       1999-08-10 16:21:48
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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?

	- Chuck Lever
--
corporate:	<chuckl@netscape.com>
personal:	<chucklever@netscape.net> or <cel@monkey.org>

The Linux Scalability project:
	http://www.citi.umich.edu/projects/linux-scalability/


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