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Date:   Tue, 12 Feb 2019 20:44:13 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Murphy Zhou <jencce.kernel@gmail.com>
Cc:     linux-nfs@vger.kernel.org
Subject: Re: [v5.0-rc3 regression] Oops when starting nfs service
Message-ID: <20190212194413.GC3471@kroah.com>
References: <20190212162157.GA27459@sh-el5.eng.rdu2.redhat.com>
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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

thanks,

greg k-h