Re: Potential bug, uncorrectly accepted cyclyc program by the eBPF verifier

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On Mon, Jul 14, 2025 at 9:35 AM Cinthya Celina Tamayo Gonzalez
<cinthya.tgonzalez@xxxxxxxxxxx> wrote:
>
>
> Similarly, the code is slightly changed: same logic, but the presentation is different.
> I thought this kind of cyclic programs without the ''pragma unroll'' or helpers are not allowed in eBPF. This is the reason why I sent the email.

'pragma unroll' was discouraged for years now.
The verifier does support bounded loops and "timed" infinite loops.





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