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

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Message-ID: <20211103084746.2ae1c324@kicinski-fedora-PC1C0HJN>
Date:   Wed, 3 Nov 2021 08:47:46 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Jason Gunthorpe <jgg@...dia.com>
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, 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.