linux-kernel - Re: [PATCH v2 1/1] vsock: fix the race conditions in multi-transport support

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Date:   Tue, 02 Feb 2021 04:00:07 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Alexander Popov <alex.popov@...ux.com>
Cc:     davem@...emloft.net, kuba@...nel.org, sgarzare@...hat.com,
        jhansen@...are.com, stefan@...enfreihafen.org, jeffv@...gle.com,
        greg@...ah.com, torvalds@...uxfoundation.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/1] vsock: fix the race conditions in multi-transport
 support

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Mon,  1 Feb 2021 11:47:19 +0300 you wrote:
> There are multiple similar bugs implicitly introduced by the
> commit c0cfa2d8a788fcf4 ("vsock: add multi-transports support") and
> commit 6a2c0962105ae8ce ("vsock: prevent transport modules unloading").
> 
> The bug pattern:
>  [1] vsock_sock.transport pointer is copied to a local variable,
>  [2] lock_sock() is called,
>  [3] the local variable is used.
> VSOCK multi-transport support introduced the race condition:
> vsock_sock.transport value may change between [1] and [2].
> 
> [...]

Here is the summary with links:
  - [v2,1/1] vsock: fix the race conditions in multi-transport support
    https://git.kernel.org/netdev/net/c/c518adafa39f

You are awesome, thank you!
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