linux-kernel - Re: [PATCH] futex: don't leak robust

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Message-ID: <202507241036.20E180AAA7@keescook>
Date: Thu, 24 Jul 2025 10:37:39 -0700
From: Kees Cook <kees@...nel.org>
To: Pranav Tyagi <pranav.tyagi03@...il.com>
Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Darren Hart <dvhart@...radead.org>,
	Davidlohr Bueso <dave@...olabs.net>,
	André Almeida <andrealmeid@...lia.com>,
	linux-kernel@...r.kernel.org, jann@...jh.net,
	skhan@...uxfoundation.org, linux-kernel-mentees@...ts.linux.dev
Subject: Re: [PATCH] futex: don't leak robust_list pointer on exec race

On Wed, Jun 18, 2025 at 11:50:31AM +0530, Pranav Tyagi wrote:
> I hope this explains the consequences of the race condition. If it is fine,
> I'll add it to changelog when I resubmit with the helper function.

Thanks for working on this! Are you still planning to send a v2 of this
patch? It'd be lovely to make progress on closing out all the items in
https://github.com/KSPP/linux/issues/119
:)

-Kees

-- 
Kees Cook