Re: [PATCH bpf-next 1/2] bpf: Teach verifier that trusted PTR_TO_BTF_ID pointers are non-NULL

[patchwork-bot+netdevbpf]

Hello:

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

On Fri,  2 Jun 2023 10:01:11 -0500 you wrote:
> In reg_type_not_null(), we currently assume that a pointer may be NULL
> if it has the PTR_MAYBE_NULL modifier, or if it doesn't belong to one of
> several base type of pointers that are never NULL-able. For example,
> PTR_TO_CTX, PTR_TO_MAP_VALUE, etc.
> 
> It turns out that in some cases, PTR_TO_BTF_ID can never be NULL as
> well, though we currently don't specify it. For example, if you had the
> following program:
> 
> [...]

Here is the summary with links:
  - [bpf-next,1/2] bpf: Teach verifier that trusted PTR_TO_BTF_ID pointers are non-NULL
    https://git.kernel.org/bpf/bpf-next/c/51302c951c8f
  - [bpf-next,2/2] selftests/bpf: Add test for non-NULLable PTR_TO_BTF_IDs
    https://git.kernel.org/bpf/bpf-next/c/f904c67876c4

You are awesome, thank you!
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