From: Ratheesh Kannoth <rkannoth@marvell.com>
To: Nicolai Buchwitz <nb@tipi-net.de>
Cc: Sunil Goutham <sgoutham@marvell.com>,
Geetha sowjanya <gakula@marvell.com>,
Subbaraya Sundeep <sbhatta@marvell.com>,
Bharat Bhushan <bbhushan2@marvell.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@kernel.org>,
"Jakub Kicinski" <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>, <netdev@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net 1/2] octeontx2-pf: fix skb use-after-free on ipsec transmit drop
Date: Wed, 28 Oct 2026 07:56:47 +0530 [thread overview]
Message-ID: <auFdZ-A2hKNWa7Wu@rkannoth-OptiPlex-7090> (raw)
In-Reply-To: <20261027-nb-otx2-ipsec-tx-fixes-net-v1-1-2114c4f10c36@tipi-net.de>
On 2026-10-28 at 01:24:06, Nicolai Buchwitz (nb@tipi-net.de) wrote:
> When an SA is removed while packets for it are still queued, the
> transmit path frees the packet but reports the queue as busy. The stack
> then requeues the freed skb, and the DMA mappings leak.
>
> Fixes: 6a77a158848a ("cn10k-ipsec: Process outbound ipsec crypto offload")
> Signed-off-by: Nicolai Buchwitz <nb@tipi-net.de>
Reviewed-by: Ratheesh Kannoth <rkannoth@marvell.com>
next prev parent reply other threads:[~2026-10-28 2:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-27 19:54 [PATCH net 0/2] octeontx2-pf: fix ipsec transmit error paths Nicolai Buchwitz
2026-10-27 19:54 ` [PATCH net 1/2] octeontx2-pf: fix skb use-after-free on ipsec transmit drop Nicolai Buchwitz
2026-10-28 2:26 ` Ratheesh Kannoth [this message]
2026-10-27 19:54 ` [PATCH net 2/2] octeontx2-pf: pass the skb to otx2_dma_unmap_skb_frags() Nicolai Buchwitz
2026-10-28 2:38 ` Ratheesh Kannoth
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