Subject: Re: [PATCH bpf 0/3] bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE

From: [email-masked]
Date: Tue, 30 Apr 2024 18:20:30 +0000

Hello:

This series was applied to bpf/bpf.git (master)
by Martin KaFai Lau <[email-masked]>:

On Fri, 26 Apr 2024 16:16:17 -0700 you wrote:
> Syzkaller found a case where it's possible to attach cgroup_skb program
> to the sockopt hooks. Apparently it's currently possible to do that,
> but only when using BPF_LINK_CREATE API. The first patch in the series
> has more info on why that happens.
> 
> Stanislav Fomichev (3):
>   bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in
>     BPF_LINK_CREATE
>   selftests/bpf: Extend sockopt tests to use BPF_LINK_CREATE
>   selftests/bpf: Add sockopt case to verify prog_type
> 
> [...]

Here is the summary with links:
  - [bpf,1/3] bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE
    https://git.kernel.org/bpf/bpf/c/543576ec15b1
  - [bpf,2/3] selftests/bpf: Extend sockopt tests to use BPF_LINK_CREATE
    https://git.kernel.org/bpf/bpf/c/d70b2660e75b
  - [bpf,3/3] selftests/bpf: Add sockopt case to verify prog_type
    https://git.kernel.org/bpf/bpf/c/095ddb501b39

You are awesome, thank you!
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