Subject: Re: [PATCH net] vsock/virtio: fix skb overhead overflow on 32-bit builds

From: [email-masked]
Date: Sat, 23 May 2026 02:20:29 +0000

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email-masked]>:

On Thu, 21 May 2026 14:47:32 +0200 you wrote:
> From: Stefano Garzarella <[email-masked]>
> 
> On 32-bit architectures, both skb_queue_len() and SKB_TRUESIZE(0) evaluate
> to 32-bit values. The multiplication can overflow before being assigned to
> the u64 skb_overhead variable, making the skb overhead check ineffective.
> 
> Cast skb_queue_len() to u64 so the multiplication is always performed in
> 64-bit arithmetic.
> 
> [...]

Here is the summary with links:
  - [net] vsock/virtio: fix skb overhead overflow on 32-bit builds
    https://git.kernel.org/netdev/net/c/4157501b9a8f

You are awesome, thank you!
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