linux-kernel - Re: [PATCH net] ethernet: rocker: fix sleep in atomic context bug in neigh_timer

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Message-Id: <166195141563.28572.5578866701471008663.git-patchwork-notify@kernel.org>
Date:   Wed, 31 Aug 2022 13:10:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Duoming Zhou <duoming@....edu.cn>
Cc:     netdev@...r.kernel.org, jiri@...nulli.us, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] ethernet: rocker: fix sleep in atomic context bug in
 neigh_timer_handler

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Sat, 27 Aug 2022 23:38:15 +0800 you wrote:
> The function neigh_timer_handler() is a timer handler that runs in an
> atomic context. When used by rocker, neigh_timer_handler() calls
> "kzalloc(.., GFP_KERNEL)" that may sleep. As a result, the sleep in
> atomic context bug will happen. One of the processes is shown below:
> 
> ofdpa_fib4_add()
>  ...
>  neigh_add_timer()
> 
> [...]

Here is the summary with links:
  - [net] ethernet: rocker: fix sleep in atomic context bug in neigh_timer_handler
    https://git.kernel.org/netdev/net/c/c0955bf957be

You are awesome, thank you!
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