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SubjectRe: [Intel-wired-lan] bug with rx-udp-gro-forwarding offloading?
On Wed, Jun 28, 2023 at 10:18 PM Ian Kumlien <ian.kumlien@gmail.com> wrote:
>
> On Wed, Jun 28, 2023 at 5:15 PM Paolo Abeni <pabeni@redhat.com> wrote:
> >
> > On Wed, 2023-06-28 at 14:04 +0200, Ian Kumlien wrote:
> > > So have some hits, would it be better without your warn on? ... Things
> > > are a bit slow atm - lets just say that i noticed the stacktraces
> > > because a stream stuttered =)
> >
> > Sorry, I screwed-up completely a newly added check.
>
> Thats ok
>
> > If you have Kasan enabled you can simply and more safely remove my 2nd
> > patch. Kasan should be able to catch all the out-of-buffer scenarios
> > such checks were intended to prevent.
>
> I thought I'd run without any of the patches, preparing for that now,
> but i have to stop testing tomorrow and will continue on monday if i
> don't catch anything

So, KASAN caught the null pointer derefs, as expected, but it caught
two of them which i didn't expect.

Anyway, I'm off for the weekend so, I hope to be able to send
something better on Monday, fyi

> > Cheers,
> >
> > Paolo
> >

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