linux-kernel - Re: [PATCH net 0/2] net/smc: Two fixes for smc fallback

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Date:   Mon, 25 Apr 2022 19:10:11 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Wen Gu <guwen@...ux.alibaba.com>
Cc:     kgraul@...ux.ibm.com, davem@...emloft.net, kuba@...nel.org,
        linux-s390@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net 0/2] net/smc: Two fixes for smc fallback

Hello:

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

On Fri, 22 Apr 2022 15:56:17 +0800 you wrote:
> This patch set includes two fixes for smc fallback:
> 
> Patch 1/2 introduces some simple helpers to wrap the replacement
> and restore of clcsock's callback functions. Make sure that only
> the original callbacks will be saved and not overwritten.
> 
> Patch 2/2 fixes a syzbot reporting slab-out-of-bound issue where
> smc_fback_error_report() accesses the already freed smc sock (see
> https://lore.kernel.org/r/00000000000013ca8105d7ae3ada@google.com/).
> The patch fixes it by resetting sk_user_data and restoring clcsock
> callback functions timely in fallback situation.
> 
> [...]

Here is the summary with links:
  - [net,1/2] net/smc: Only save the original clcsock callback functions
    https://git.kernel.org/netdev/net/c/97b9af7a7093
  - [net,2/2] net/smc: Fix slab-out-of-bounds issue in fallback
    https://git.kernel.org/netdev/net/c/0558226cebee

You are awesome, thank you!
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