Re: [PATCH bpf-next v3 10/10] selftests/bpf: Cover read/write to skb metadata at an offset

On Tue, Jul 22, 2025 at 01:30 PM -07, Eduard Zingerman wrote:

On Mon, 2025-07-21 at 12:52 +0200, Jakub Sitnicki wrote:

quoted

Exercise r/w access to skb metadata through an offset-adjusted dynptr,
read/write helper with an offset argument, and a slice starting at an
offset.

Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
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Maybe also add a test case checking error conditions for out of bounds
metadata access?

Crossed my mind. I was on the fence here, asking myself:

do we need a test for dynptr OOB checks for each dynptr kind?

I decided at that time that we don't, but happy to add it. Doesn't hurt.