linux-kernel - Re: ftrace/test_ownership kselftest fails in the second run

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Date: Tue, 21 May 2024 03:42:26 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: ftrace/test_ownership kselftest fails in the second run

On Tue, May 21, 2024 at 2:52 AM Steven Rostedt <rostedt@...dmis.org> wrote:
>
> On Tue, 21 May 2024 02:34:50 +0900
> Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> > Hi Steven,
> >
> >
> >
> > If I execute test.d/00basic/test_ownership.tc in a row,
> > it passes in the first run, and fails in the second run.
> >
> >
> > I observe this on the Ubuntu 24.04 (6.8 kernel),
> > and also on the latest linux-next (next-20240520).
> >
> >
> > Is this a limitation of the test or a kernel bug?
>
> Hmm, that should have been fixed with this pull request:
>
>   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e92b99ae8216dec2566711dae0a9b7b47591e315
>
> Let me know if you have that,


Yes, I do.

I said I reproduced this issue with next-20240520



> and if so, please send me your config.

Sure, attached.



>
> Oh, and make sure that you have the latest selftests running too.


I used the kselftest in the latest tree.





>
> Thanks,
>
> -- Steve




--
Best Regards
Masahiro Yamada

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