Re: [2.6.23-rc3] NFSv4 client oops

From: Chuck Ebbert
Date: Wed Aug 15 2007 - 18:31:36 EST


On 08/15/2007 06:08 PM, Jeff Garzik wrote:
> While upgrading nfs-utils on my NFSv4 file server (F7 x86-64
> 2.6.23-rc3), I got an oops on the NFSv4 client (FC6 x86-64 2.6.23-rc3),
> and communications stopped.
>
> I rebooted the client, and everything was fine again. Then, on the
> server, I removed an extra nfs-utils package left over from FC6, causing
> the nfs daemons to be restarted. Another oops.
>
> So it seems like whatever Fedora does during an nfs-utils upgrade __on
> the server__ is causing a remote oops __on the client__.
>
> NFSv4 client kernel config also attached.
>
> Never seen this problem before, but then again, never did a remote OS
> upgrade of the fileserver while running NFSv4 before.
>

Can you post disassembly of the encode_open() function? The x86_64 code
dump doesn't give enough preceding code to diagnose the problem.

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