netdev - Re: [PATCH net v2] net: vlan: fix a UAF in vlan_dev_real

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Message-ID: <20211103161133.GS2744544@nvidia.com>
Date:   Wed, 3 Nov 2021 13:11:33 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Ziyang Xuan <william.xuanziyang@...wei.com>, davem@...emloft.net,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] net: vlan: fix a UAF in vlan_dev_real_dev()

On Wed, Nov 03, 2021 at 08:47:46AM -0700, Jakub Kicinski wrote:
> On Wed, 3 Nov 2021 10:50:34 -0300 Jason Gunthorpe wrote:
> > (though I can't tell either if there is a possiblecircular dep problem
> > in some oddball case)
> 
> Same, luckily we're just starting a new dev cycle and syzbot can have
> at it. 
> 
> We should probably not let this patch get into stable right away -
> assuming you agree - would you mind nacking the selection if it happens?
> I'm not sure I'll get CCed since it doesn't have my tags.

I will make an effort, sure. It is hard to be confident due to all the
stable selection emails I get :|

Thanks,
Jason