Re: [PATCH v7 4/7] selftests/proc: test PROCMAP_QUERY ioctl while vma is concurrently modified

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On Wed, Jul 16, 2025 at 3:40 AM Lorenzo Stoakes
<lorenzo.stoakes@xxxxxxxxxx> wrote:
>
> On Wed, Jul 16, 2025 at 12:04:25PM +0200, David Hildenbrand wrote:
> > On 16.07.25 05:05, Suren Baghdasaryan wrote:
> > > Extend /proc/pid/maps tearing test to verify PROCMAP_QUERY ioctl operation
> > > correctness while the vma is being concurrently modified.
> > >
> >
> > Wonder if that should be moved out of this series as well. Of course, it
> > doesn't hurt to have this test already in.
>
> Yeah that's move this out actually, in this series it's not actually
> testing anything _pertinent_.
>
> Though all the tests are designed to pass _before_ as well as after
> obviously, so (as David says) no harm to have it here BUT - it's confusing
> and a bit weird :P
>
> So yeah let's just move this test over to the respun procmap query series.

Ok.

>
> BTW Suren - slightly unrelated but - the syzbot report I did the analysis
> on is super super reproducable, so if you want to play around with
> different solutions, using that should make it some quick iterations.

Yes, I'm using that test routinely now.

>
> >
> > --
> > Cheers,
> >
> > David / dhildenb
> >
>
> Cheers, Lorenzo





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