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Subject: Re: Lock recursion deadlock detected
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Nick Austin <nick.austin@gmail.com>
Cc: linux-kernel@vger.kernel.org
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Date: Wed, 04 Oct 2006 15:12:31 +0200
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On Tue, 2006-10-03 at 21:29 -0700, Nick Austin wrote:
> I have the following in my dmesg:
> 
> $ uname -a
> Linux frank 2.6.17-1.2174_FC5 #1 SMP Tue Aug 8 15:30:44 EDT 2006
> x86_64 x86_64 x86_64 GNU/Linux
> 
> It should be noted that lockd failed on this server at the same time.
> 
> Many entries like the flowing occurred on my NFS clients at the same time:
> do_vfs_lock: VFS is out of sync with lock manager!
> do_vfs_lock: VFS is out of sync with lock manager!
> lockd: server 192.168.100.17 not responding, timed out
> lockd: server 192.168.100.17 not responding, timed out
> 
> I'm reporting this, just as the error message asks. :)
> 
> Thanks!

Thanks for reporting; however this bug has been fixed in .18-rc5,
upgrading your kernel should rid you of this nuisance.