netdev - Re: Where is this patch buried?

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Date:   Mon, 8 Feb 2021 09:49:00 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     "Schmid, Carsten" <Carsten_Schmid@...tor.com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: Where is this patch buried?

On Mon, Feb 08, 2021 at 08:12:29AM +0000, Schmid, Carsten wrote:
> Hi Greg,
> 
> in kernel 4.14 i have seen a NULL pointer deref in
> [65064.613465] RIP: 0010:ip_route_output_key_hash_rcu+0x755/0x850
> (i have a core dump and detailed analysis)
> 
> That looks like this patch could have prevented it:
> 
> https://www.spinics.net/lists/stable-commits/msg133055.html
> 
> this one was queued for 4.14, but i can't find it in git tree?
> Any idea who/what buried this one?
> 
> In 4.19 it is present.
> 
> Because our customer uses 4.14 (going to 4.14.212 in a few days) i kindly want to ask why this patch hasn't entered 4.14.

Because it breaks the build?  Try it yourself and see what happens :)

I will gladly take a working backport if you can submit it.

thanks,

greg k-h