linux-kernel - Re: [2.6.21.1] totally hanging altough not crashed

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Date:	Fri, 20 Jul 2007 16:43:41 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	Folkert van Heusden <folkert@...heusden.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [2.6.21.1] totally hanging altough not crashed

On 07/20/2007 03:53 PM, Folkert van Heusden wrote:
> Hi,
> 
> One of my systems running 2.6.21.1 on a P4 with HT and 2GB of ram
> occasionally crashes. Not with an oops or panic, it just suddenly stops
> doing anything. It still lets you ping and it still forwards ip traffic
> but you can't login: not via ssh and not on the console - pressing enter
> brings the cursor to the next line and that's it. It is NOT swapping at
> all, in fact alt+sysrq+m says that there's still plenty of memory and
> swap available:

Lots of processes are in uninterruptible wait at
start_this_handle+0x208/0x365. Can you find out what line of code
that matches? (There are a few of those waits in that function.)
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