Re: [PATCH v2 bpf-next 0/7] BPF Refcount followups 3: bpf_mem_free_rcu refcounted nodes

[patchwork-bot+netdevbpf@kernel.org]

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Mon, 21 Aug 2023 12:33:04 -0700 you wrote:
> This series is the third of three (or more) followups to address issues
> in the bpf_refcount shared ownership implementation discovered by Kumar.
> This series addresses the use-after-free scenario described in [0]. The
> first followup series ([1]) also attempted to address the same
> use-after-free, but only got rid of the splat without addressing the
> underlying issue. After this series the underyling issue is fixed and
> bpf_refcount_acquire can be re-enabled.
> 
> [...]

Here is the summary with links:
  - [v2,bpf-next,1/7] bpf: Ensure kptr_struct_meta is non-NULL for collection insert and refcount_acquire
    https://git.kernel.org/bpf/bpf-next/c/f0d991a07075
  - [v2,bpf-next,2/7] bpf: Consider non-owning refs trusted
    https://git.kernel.org/bpf/bpf-next/c/2a6d50b50d6d
  - [v2,bpf-next,3/7] bpf: Use bpf_mem_free_rcu when bpf_obj_dropping refcounted nodes
    https://git.kernel.org/bpf/bpf-next/c/7e26cd12ad1c
  - [v2,bpf-next,4/7] bpf: Reenable bpf_refcount_acquire
    https://git.kernel.org/bpf/bpf-next/c/ba2464c86f18
  - [v2,bpf-next,5/7] bpf: Consider non-owning refs to refcounted nodes RCU protected
    https://git.kernel.org/bpf/bpf-next/c/0816b8c6bf7f
  - [v2,bpf-next,6/7] bpf: Allow bpf_spin_{lock,unlock} in sleepable progs
    https://git.kernel.org/bpf/bpf-next/c/5861d1e8dbc4
  - [v2,bpf-next,7/7] selftests/bpf: Add tests for rbtree API interaction in sleepable progs
    https://git.kernel.org/bpf/bpf-next/c/312aa5bde898

You are awesome, thank you!
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