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From:   Murphy Zhou <jencce.kernel@gmail.com>
Date:   Wed, 13 Feb 2019 14:10:27 +0800
Message-ID: <CADJHv_uoAt70K1_za_y5-Vd17MidLfUKj-qH8OmenEMTzZVnsQ@mail.gmail.com>
Subject: Re: [v5.0-rc3 regression] Oops when starting nfs service
To:     Greg KH <gregkh@linuxfoundation.org>
Cc:     linux-nfs@vger.kernel.org
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Sender: linux-nfs-owner@vger.kernel.org
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Hi Greg,You patch fixed my issue. Thanks!
On Wed, Feb 13, 2019 at 3:44 AM Greg KH <gregkh@linuxfoundation.org> wrote:
>
> On Tue, Feb 12, 2019 at 11:21:57AM -0500, Murphy Zhou wrote:
> > Hi,
> >
> > Starting nfs-server service can crash the kernel since
> > commit ff9fb72bc07705c00795ca48631f7fffe24d2c6b
> > Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> > Date:   Wed Jan 23 11:28:14 2019 +0100
> >
> >     debugfs: return error values, not NULL
> >
> > # git describe ff9fb72bc07705c00795ca48631f7fffe24d2c6b
> > v5.0-rc2-3-gff9fb72bc077
> >
>
> Be careful with 'git describe', you showed what I applied that patch
> against, not what release it showed up in.
>
> This really showed up in 5.0-rc6:
>
> $ git describe --contains ff9fb72bc07705c00795ca48631f7fffe24d2c6b
> v5.0-rc6~21^2~3

Ya! Thanks very much for the tip! I forgot about this, so it should be a
rc6 regression. :)

-Murphy

>
> thanks,
>
> greg k-h