From: Kees Cook <keescook@chromium.org>
To: Florent Revest <revest@chromium.org>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, catalin.marinas@arm.com,
anshuman.khandual@arm.com, joey.gouly@arm.com, mhocko@suse.com,
david@redhat.com, peterx@redhat.com, izbyshev@ispras.ru,
broonie@kernel.org, szabolcs.nagy@arm.com, kpsingh@kernel.org,
gthelen@google.com, toiwoton@gmail.com, ayush.jain3@amd.com
Subject: Re: [PATCH v4 6/6] kselftest: vm: Add tests for no-inherit memory-deny-write-execute
Date: Mon, 28 Aug 2023 11:45:42 -0700 [thread overview]
Message-ID: <202308281145.4006BC6@keescook> (raw)
In-Reply-To: <20230828150858.393570-7-revest@chromium.org>
On Mon, Aug 28, 2023 at 05:08:58PM +0200, Florent Revest wrote:
> Add some tests to cover the new PR_MDWE_NO_INHERIT flag of the
> PR_SET_MDWE prctl.
>
> Check that:
> - it can't be set without PR_SET_MDWE
> - MDWE flags can't be unset
> - when set, PR_SET_MDWE doesn't propagate to children
>
> Acked-by: Catalin Marinas <catalin.marinas@arm.com>
> Signed-off-by: Florent Revest <revest@chromium.org>
Looks good!
Reviewed-by: Kees Cook <keescook@chromium.org>
--
Kees Cook
next prev parent reply other threads:[~2023-08-28 18:45 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-28 15:08 [PATCH v4 0/6] MDWE without inheritance Florent Revest
2023-08-28 15:08 ` [PATCH v4 1/6] kselftest: vm: Fix tabs/spaces inconsistency in the mdwe test Florent Revest
2023-08-28 15:08 ` [PATCH v4 2/6] kselftest: vm: Fix mdwe's mmap_FIXED test case Florent Revest
2023-08-28 15:08 ` [PATCH v4 3/6] kselftest: vm: Check errnos in mdwe_test Florent Revest
2023-08-28 18:45 ` Kees Cook
2023-09-21 9:51 ` Catalin Marinas
2023-08-28 15:08 ` [PATCH v4 4/6] mm: Make PR_MDWE_REFUSE_EXEC_GAIN an unsigned long Florent Revest
2023-09-22 1:29 ` Andrew Morton
2023-09-22 13:10 ` Florent Revest
2023-08-28 15:08 ` [PATCH v4 5/6] mm: Add a NO_INHERIT flag to the PR_SET_MDWE prctl Florent Revest
2023-09-22 1:33 ` Andrew Morton
2023-10-03 15:52 ` Florent Revest
2023-08-28 15:08 ` [PATCH v4 6/6] kselftest: vm: Add tests for no-inherit memory-deny-write-execute Florent Revest
2023-08-28 18:45 ` Kees Cook [this message]
2023-09-20 19:56 ` [PATCH v4 0/6] MDWE without inheritance Florent Revest
2023-09-21 9:52 ` Catalin Marinas
2023-09-21 9:57 ` Florent Revest
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