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Date:   Wed, 27 Sep 2023 12:41:53 +0300
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Subject: Re: Data corruption with 5.10.x client -> 6.5.x server
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From:   =?UTF-8?Q?Mantas_Mikul=C4=97nas?= <grawity@gmail.com>
To:     Chuck Lever III <chuck.lever@oracle.com>
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On 27/09/2023 11.45, Mantas Mikulėnas wrote:
> On 26/09/2023 16.57, Chuck Lever III wrote:
>> I'm wondering if I can get you to bisect the server kernel using
>> your v5.10 client to test? good = v6.4, bad = v6.5 should do it.
>>> Yeah, I will try to bisect but it'll probably take a day or two.
>
> I'm *nearly* done with bisect (most of the builds with distro config 
> took over an hour on this aging Xeon), and I'm currently in the middle 
> of:

Now it's done with:

703d7521555504b3a316b105b4806d641b7ebc76 is the first bad commit
commit 703d7521555504b3a316b105b4806d641b7ebc76
Author: Chuck Lever <chuck.lever@oracle.com>
Date:   Thu May 18 13:46:03 2023 -0400

     NFSD: Hoist rq_vec preparation into nfsd_read() [step two]