Re: [PATCH] netdevsim: fix a race issue related to the operation on bpf_bound_progs list

From: patchwork-bot+netdevbpf

Date: Tue Jan 20 2026 - 11:30:07 EST


Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Fri, 16 Jan 2026 17:53:08 +0800 you wrote:
> From: Yun Lu <luyun@xxxxxxxxxx>
>
> The netdevsim driver lacks a protection mechanism for operations on the
> bpf_bound_progs list. When the nsim_bpf_create_prog() performs
> list_add_tail, it is possible that nsim_bpf_destroy_prog() is
> simultaneously performs list_del. Concurrent operations on the list may
> lead to list corruption and trigger a kernel crash as follows:
>
> [...]

Here is the summary with links:
- netdevsim: fix a race issue related to the operation on bpf_bound_progs list
https://git.kernel.org/netdev/net/c/b97d5eedf497

You are awesome, thank you!
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