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SubjectRe: Linux 5.0-rc2 seccomp_bpf user_notification_basic test hangs
On Thu, Jan 17, 2019 at 8:27 AM Tycho Andersen <> wrote:
> On Thu, Jan 17, 2019 at 08:12:50AM -0800, Kees Cook wrote:
> > On Wed, Jan 16, 2019 at 5:26 PM shuah <> wrote:
> > > I am running Linux 5.0-rc2 and not an older kernel.
> >
> > Weird. I couldn't reproduce this on 5.0-rc2, but I did see it on a
> > kernel without seccomp user_notif. Does the patch I sent fix it for
> > you? (And if so, can you take it in your tree?)
> I can reproduce it; you have to run it as non-root. I think your patch
> is necessary to get it to at least fail. The question is: what should
> we do about these tests that require real root? Skip them if we're not
> real-root, I guess?

Hm, maybe use the XFAIL() bit of the harness?

Perhaps it's time to make it a root-only test and do internal
priv-dropping to test the nnp-requiring parts? I'll add it to the TODO


Kees Cook

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