linux-kernel - Re: [PATCH] kernfs: handle null pointers while printing node name and path

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Date:   Wed, 8 Feb 2017 14:23:52 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
Cc:     linux-kernel@...r.kernel.org, Tejun Heo <tj@...nel.org>
Subject: Re: [PATCH] kernfs: handle null pointers while printing node name
 and path

On Wed, Feb 08, 2017 at 03:59:06PM +0300, Konstantin Khlebnikov wrote:
> 
> 
> On 08.02.2017 15:51, Greg Kroah-Hartman wrote:
> > On Wed, Feb 08, 2017 at 02:28:55PM +0300, Konstantin Khlebnikov wrote:
> > > Null kernfs nodes could be found at cgroups during construction.
> > 
> > Really?  Does this happen today?  Is this an issue for older kernels as
> > well?
> 
> This happended again recently: https://lkml.org/lkml/2017/1/26/126
> LTP easily crashes everything since 4.6

Why did you drop the "Fixes:" and cc: stable line from the patch you
sent me?  That would have saved me asking you this :(

Care to fix this up and send a new version with that info in it?

thanks,

greg k-h