netdev - Re: [PATCH net] bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips

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Message-Id: 
 <173388483328.1093253.13542458074533723016.git-patchwork-notify@kernel.org>
Date: Wed, 11 Dec 2024 02:40:33 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Michael Chan <michael.chan@...adcom.com>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, andrew+netdev@...n.ch,
 pavan.chebbi@...adcom.com, andrew.gospodarek@...adcom.com,
 damodharam.ammepalli@...adcom.com, kalesh-anakkur.purayil@...adcom.com
Subject: Re: [PATCH net] bnxt_en: Fix aggregation ID mask to prevent oops on 5760X
 chips

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Sun,  8 Dec 2024 17:54:48 -0800 you wrote:
> The 5760X (P7) chip's HW GRO/LRO interface is very similar to that of
> the previous generation (5750X or P5).  However, the aggregation ID
> fields in the completion structures on P7 have been redefined from
> 16 bits to 12 bits.  The freed up 4 bits are redefined for part of the
> metadata such as the VLAN ID.  The aggregation ID mask was not modified
> when adding support for P7 chips.  Including the extra 4 bits for the
> aggregation ID can potentially cause the driver to store or fetch the
> packet header of GRO/LRO packets in the wrong TPA buffer.  It may hit
> the BUG() condition in __skb_pull() because the SKB contains no valid
> packet header:
> 
> [...]

Here is the summary with links:
  - [net] bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips
    https://git.kernel.org/netdev/net/c/24c6843b7393

You are awesome, thank you!
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