Re: [PATCH net-next 0/3] net: use skb_share_check() in loopback selftest hooks
From: patchwork-bot+netdevbpf
Date: Wed Oct 14 2026 - 17:40:29 EST
Hello:
This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Wed, 07 Oct 2026 20:29:21 +0200 you wrote:
> The loopback selftest hooks can get a shared skb when another handler
> is bound to the device. Linearizing a non-linear frame then hits
> BUG_ON(skb_shared()) in pskb_expand_head().
>
> Stumbled over this on RPi CM4 (bcmgenet, with jumbo series applied +
> WIP selftest patches) with a packet socket open at the same time as
> running ethtool -t.
>
> [...]
Here is the summary with links:
- [net-next,1/3] net: selftests: use skb_share_check() in the loopback receive hook
https://git.kernel.org/netdev/net-next/c/fbd3a301b137
- [net-next,2/3] net: stmmac: selftests: use skb_share_check() in the loopback receive hook
https://git.kernel.org/netdev/net-next/c/a7a89019bac0
- [net-next,3/3] net/mlx5e: use skb_share_check() in the loopback selftest hook
https://git.kernel.org/netdev/net-next/c/16fb7aa6955a
You are awesome, thank you!
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