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From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
To: Cen Zhang <blbllhy@gmail.com>
Cc: Stanislav Fomichev <sdf.kernel@gmail.com>,
	<magnus.karlsson@intel.com>, <davem@davemloft.net>,
	<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
	<sdf@fomichev.me>, <horms@kernel.org>, <netdev@vger.kernel.org>,
	<bpf@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<AutonomousCodeSecurity@microsoft.com>,
	<tgopinath@linux.microsoft.com>, <kys@microsoft.com>
Subject: Re: [PATCH net v2] xsk: reject undersized tx_metadata at runtime validation
Date: Thu, 23 Jul 2026 14:18:59 +0200	[thread overview]
Message-ID: <amIGs3ek+0vOp5cd@boxer> (raw)
In-Reply-To: <CAB8m9WjDoHb67ixPVs=6XgFfGP2D4kqM_SSUj5as=xegF63NMQ@mail.gmail.com>

On Thu, Jul 23, 2026 at 08:06:10AM -0400, Cen Zhang wrote:
> On Wed, Jul 22, 2026 at 10:55:17AM -0700, Stanislav Fomichev wrote:
> > Hmm, the AI review points out another set of TOCTOU issues :-/ I wonder
> > whether want to go all in and rewrite the users to have a copy
> > of metadata? Something like the following below, build tested only,
> > any issues with that?
> 
> I applied your proposed patch and tested it against my local reproducer
> -- the bug is gone.
> 
> > Maybe you want to take ownership of this patch and run the proposed
> > resolution against internal AI review?
> 
> Please go ahead and carry this forward. Happy to help test further
> if needed.

Let's see whether Stan is ok with that, you can get credit via
Reported-by: tag or you can continue working on this, that was only a
suggestion, so I hope you did not find it offensive.

  reply	other threads:[~2026-07-23 12:19 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-22  4:13 [PATCH net v2] xsk: reject undersized tx_metadata at runtime validation Cen Zhang (Microsoft)
2026-07-22 17:55 ` Stanislav Fomichev
2026-07-23 10:34   ` Maciej Fijalkowski
2026-07-23 12:06     ` Cen Zhang
2026-07-23 12:18       ` Maciej Fijalkowski [this message]
2026-07-23 12:26         ` Cen Zhang
2026-07-23 17:14           ` Stanislav Fomichev
2026-07-23 15:16   ` Alexander Lobakin
2026-07-23 17:15     ` Stanislav Fomichev

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