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Subject: Re: [PATCH net v4 0/3] vsock/virtio: fix MSG_PEEK calculation on
 bytes
 to copy
From: patchwork-bot+netdevbpf@kernel.org
Message-Id: 
 <177639361729.3490984.1458427039139248914.git-patchwork-notify@kernel.org>
Date: Fri, 17 Apr 2026 02:40:17 +0000
References: <20260415-fix_peek-v4-0-8207e872759e@redhat.com>
In-Reply-To: <20260415-fix_peek-v4-0-8207e872759e@redhat.com>
To: Luigi Leonardi <leonardi@redhat.com>
Cc: stefanha@redhat.com, sgarzare@redhat.com, mst@redhat.com,
 jasowang@redhat.com, xuanzhuo@linux.alibaba.com, eperezma@redhat.com,
 davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
 horms@kernel.org, avkrasnov@salutedevices.com, kvm@vger.kernel.org,
 virtualization@lists.linux.dev, netdev@vger.kernel.org,
 linux-kernel@vger.kernel.org

Hello:

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

On Wed, 15 Apr 2026 17:09:27 +0200 you wrote:
> `virtio_transport_stream_do_peek`, when calculating the number of bytes to
> copy, didn't consider the `offset`, caused by partial reads that happened
> before.
> This might cause out-of-bounds read that lead to an EFAULT.
> More details in the commits.
> 
> Commit 1 introduces the fix
> Commit 2 introduces some preliminary work for adding a test and fixes a
> problem in existing tests.
> Commit 3 introduces a test that checks for this bug to avoid future
> regressions.
> 
> [...]

Here is the summary with links:
  - [net,v4,1/3] vsock/virtio: fix MSG_PEEK ignoring skb offset when calculating bytes to copy
    https://git.kernel.org/netdev/net/c/080f22f5d302
  - [net,v4,2/3] vsock/test: fix MSG_PEEK handling in recv_buf()
    https://git.kernel.org/netdev/net/c/a3f77afbf67d
  - [net,v4,3/3] vsock/test: add MSG_PEEK after partial recv test
    https://git.kernel.org/netdev/net/c/2a2675ef6190

You are awesome, thank you!
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