Re: [PATCH RFC bpf-next 0/8] bpf: add support for KASAN checks in JITed programs

Alexis Lothoré
2026-04-27T08:45:50Z

Hi Ihor,
thanks a lot for the review and help !

On Sat Apr 25, 2026 at 1:10 AM CEST, Ihor Solodrai wrote:
> On 4/13/26 11:28 AM, Alexis LothorÃ© (eBPF Foundation) wrote:
>> Hello,
>> this series aims to bring basic support for KASAN checks to BPF JITed
>> programs. This follows the first RFC posted in [1].

[...]

>> The series is marked and sent as RFC:
>> - to allow collecting feedback early and make sure that it goes into the
>> right direction
>> - because it depends on Xu's work to pass data between the verifier and
>> JIT compilers. This work is not merged yet, see [2]. I have been
>> tracking the various revisions he sent on the ML and based my local
>> branch on his work
>> - because tests brought by this series currently can't run on BPF CI:
>> they expect kasan multishot to be enabled, otherwise the first test
>> will make all other kasan-related tests fail.
>
> AFAICT this can be trivially fixed on BPF CI side, we just need to set
> kasan_multi_shot for the VMs running the tests. I will do that, your
> next revision doesn't have to be and RFC.

Sweet, much appreciated :)

I've started receiving some Sashiko reviews on the series (likely thanks
to some of your actions), I'll take a look into those and prepare a
(non-RFC) v2.

Thanks,

Alexis

--
Alexis Lothoré, Bootlin
Embedded Linux and Kernel engineering