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Date:   Thu, 16 Apr 2020 10:05:05 +0200
From:   Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To:     Daniel Wagner <wagi@monom.org>
Cc:     Matt Fleming <matt@codeblueprint.co.uk>, linux-rt@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH RT] signal: Prevent double-free of user struct
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On 2020-04-15 21:05:14 [+0200], Daniel Wagner wrote:
> Hi Sebastian,
Hi Daniel,

> This can be triggered by running sigwaittest.
> 
>  # sigwaittest -t -a -p 98
> 
> a few seconds should be enough to get the splat.

thank you.

> > This is v5.6 only, correct?
> 
> I've seen this also with a frankstein version of 5.2-rt...v5-4-rt :)

…

> Thanks,
> Daniel

Sebastian