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Date:   Wed, 19 Oct 2022 13:35:18 +0200
From:   Christian Brauner <>
To:     Kees Cook <>
Cc:     Eric Biederman <>,, Jann Horn <>,
        Andy Lutomirski <>,
        David Laight <David.Laight@...LAB.COM>,,
Subject: Re: [PATCH] exec: Add comments on check_unsafe_exec() fs counting

On Tue, Oct 18, 2022 at 12:17:24AM -0700, Kees Cook wrote:
> Add some comments about what the fs counting is doing in
> check_unsafe_exec() and how it relates to the call graph.
> Specifically, we can't force an unshare of the fs because
> of at least Chrome:
> Cc: Eric Biederman <>
> Cc:
> Signed-off-by: Kees Cook <>
> ---

Acked-by: Christian Brauner (Microsoft) <>

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