Re: [PATCH bpf-next v2] selftests/bpf: fix potential premature unload in bpf_testmod

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@xxxxxxxxxxxxx>:

On Wed, 10 Jan 2024 09:57:37 +0100 you wrote:
> It is possible for bpf_kfunc_call_test_release() to be called from
> bpf_map_free_deferred() when bpf_testmod is already unloaded and
> perf_test_stuct.cnt which it tries to decrease is no longer in memory.
> This patch tries to fix the issue by waiting for all references to be
> dropped in bpf_testmod_exit().
> 
> The issue can be triggered by running 'test_progs -t map_kptr' in 6.5,
> but is obscured in 6.6 by d119357d07435 ("rcu-tasks: Treat only
> synchronous grace periods urgently").
> 
> [...]

Here is the summary with links:
  - [bpf-next,v2] selftests/bpf: fix potential premature unload in bpf_testmod
    https://git.kernel.org/bpf/bpf-next/c/6ad61815babf

You are awesome, thank you!
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