linux-kernel - Re: [PATCH net v2 0/2] vsock/virtio: Fix data loss/disclosure due to joining of non-linear skb

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Message-Id: 
 <176853541379.73880.1523933518591592704.git-patchwork-notify@kernel.org>
Date: Fri, 16 Jan 2026 03:50:13 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Michal Luczaj <mhal@...x.co>
Cc: mst@...hat.com, jasowang@...hat.com, xuanzhuo@...ux.alibaba.com,
 eperezma@...hat.com, stefanha@...hat.com, sgarzare@...hat.com,
 davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 horms@...nel.org, avkrasnov@...utedevices.com, kvm@...r.kernel.org,
 virtualization@...ts.linux.dev, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2 0/2] vsock/virtio: Fix data loss/disclosure due to
 joining of non-linear skb

Hello:

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

On Tue, 13 Jan 2026 16:08:17 +0100 you wrote:
> Loopback transport coalesces some skbs too eagerly. Handling a zerocopy
> (non-linear) skb as a linear one leads to skb data loss and kernel memory
> disclosure.
> 
> Plug the loss/leak by allowing only linear skb join. Provide a test.
> 
> Signed-off-by: Michal Luczaj <mhal@...x.co>
> 
> [...]

Here is the summary with links:
  - [net,v2,1/2] vsock/virtio: Coalesce only linear skb
    https://git.kernel.org/netdev/net/c/0386bd321d0f
  - [net,v2,2/2] vsock/test: Add test for a linear and non-linear skb getting coalesced
    https://git.kernel.org/netdev/net/c/a63e5fe09592

You are awesome, thank you!
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