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Subject: Re: [PATCH v2] epic100: fix use after free on rmmod
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <165639241493.25506.6577886408154853926.git-patchwork-notify@kernel.org>
Date:   Tue, 28 Jun 2022 05:00:14 +0000
References: <20220627043351.25615-1-ztong0001@gmail.com>
In-Reply-To: <20220627043351.25615-1-ztong0001@gmail.com>
To:     Tong Zhang <ztong0001@gmail.com>
Cc:     davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
        pabeni@redhat.com, f.fainelli@gmail.com, jgg@ziepe.ca,
        arnd@arndb.de, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, yiluwu@cs.stonybrook.edu,
        romieu@fr.zoreil.com
Precedence: bulk

Hello:

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

On Sun, 26 Jun 2022 21:33:48 -0700 you wrote:
> epic_close() calls epic_rx() and uses dma buffer, but in epic_remove_one()
> we already freed the dma buffer. To fix this issue, reorder function calls
> like in the .probe function.
> 
> BUG: KASAN: use-after-free in epic_rx+0xa6/0x7e0 [epic100]
> Call Trace:
>  epic_rx+0xa6/0x7e0 [epic100]
>  epic_close+0xec/0x2f0 [epic100]
>  unregister_netdev+0x18/0x20
>  epic_remove_one+0xaa/0xf0 [epic100]
> 
> [...]

Here is the summary with links:
  - [v2] epic100: fix use after free on rmmod
    https://git.kernel.org/netdev/net/c/8ee9d82cd0a4

You are awesome, thank you!
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