Re: [PATCH v2 1/1] net: fec: handle page_pool_dev_alloc_pages error
From: patchwork-bot+netdevbpf
Date: Tue Jan 14 2025 - 21:50:15 EST
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Mon, 13 Jan 2025 10:48:45 -0500 you wrote:
> The fec_enet_update_cbd function calls page_pool_dev_alloc_pages but did
> not handle the case when it returned NULL. There was a WARN_ON(!new_page)
> but it would still proceed to use the NULL pointer and then crash.
>
> This case does seem somewhat rare but when the system is under memory
> pressure it can happen. One case where I can duplicate this with some
> frequency is when writing over a smbd share to a SATA HDD attached to an
> imx6q.
>
> [...]
Here is the summary with links:
- [v2,1/1] net: fec: handle page_pool_dev_alloc_pages error
https://git.kernel.org/netdev/net/c/001ba0902046
You are awesome, thank you!
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