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From: Kees Cook <kees@kernel.org>
To: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: jeffxu@chromium.org, akpm@linux-foundation.org, jannh@google.com,
	torvalds@linux-foundation.org, vbabka@suse.cz,
	Liam.Howlett@oracle.com, adhemerval.zanella@linaro.org,
	oleg@redhat.com, avagin@gmail.com, benjamin@sipsolutions.net,
	linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org,
	linux-mm@kvack.org, linux-kselftest@vger.kernel.org,
	jorgelo@chromium.org, sroettger@google.com, hch@lst.de,
	ojeda@kernel.org, thomas.weissschuh@linutronix.de,
	adobriyan@gmail.com, johannes@sipsolutions.net,
	pedro.falcato@gmail.com, hca@linux.ibm.com, willy@infradead.org,
	anna-maria@linutronix.de, mark.rutland@arm.com,
	linus.walleij@linaro.org, Jason@zx2c4.com, deller@gmx.de,
	rdunlap@infradead.org, davem@davemloft.net, peterx@redhat.com,
	f.fainelli@gmail.com, gerg@kernel.org,
	dave.hansen@linux.intel.com, mingo@kernel.org, ardb@kernel.org,
	mhocko@suse.com, 42.hyeyoo@gmail.com, peterz@infradead.org,
	ardb@google.com, enh@google.com, rientjes@google.com,
	groeck@chromium.org, mpe@ellerman.id.au,
	aleksandr.mikhalitsyn@canonical.com, mike.rapoport@gmail.com
Subject: Re: [PATCH v8 7/7] selftest: test system mappings are sealed.
Date: Mon, 3 Mar 2025 08:48:10 -0800	[thread overview]
Message-ID: <202503030847.5E73540@keescook> (raw)
In-Reply-To: <8285bc26-6afe-4141-ad1a-6d8c5d6d76f9@lucifer.local>

On Mon, Mar 03, 2025 at 04:43:47PM +0000, Lorenzo Stoakes wrote:
> On Mon, Mar 03, 2025 at 12:08:49PM +0000, Lorenzo Stoakes wrote:
> >
> > On Mon, Mar 03, 2025 at 05:09:21AM +0000, jeffxu@chromium.org wrote:
> > > From: Jeff Xu <jeffxu@chromium.org>
> > >
> > > Add sysmap_is_sealed.c to test system mappings are sealed.
> > >
> > > Note: CONFIG_MSEAL_SYSTEM_MAPPINGS must be set, as indicated in
> > > config file.
> > >
> > > Signed-off-by: Jeff Xu <jeffxu@chromium.org>
> >
> > We do need to add this to the general selftests Makefile, but this code is
> > fine, so have a:
> >
> > Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> >
> > Congratulations! :) and thanks for addressing the issues that were raised,
> > appreciate your efforts on this.
> >
> > Maybe you could send a fix patch? As it's such a small fix.
> >
> > Cheers, Lorenzo
> >
> >
> > > ---
> > >  .../mseal_system_mappings/.gitignore          |   2 +
> > >  .../selftests/mseal_system_mappings/Makefile  |   6 +
> > >  .../selftests/mseal_system_mappings/config    |   1 +
> > >  .../mseal_system_mappings/sysmap_is_sealed.c  | 113 ++++++++++++++++++
> >
> > Can you add this to tools/testing/selftests/Makefile? I _think_ adding:
> >
> > TARGETS += mm
> >
> > Should do it. Thanks!
> 
> Obviously I meant to say:
> 
> 	TARGETS += mseal_system_mappings
> 
> Doh! :)

Heh. Simultaneous emails! ;)

-- 
Kees Cook

  reply	other threads:[~2025-03-03 16:48 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-03  5:09 [PATCH v8 0/7] mseal system mappings jeffxu
2025-03-03  5:09 ` [PATCH v8 1/7] mseal sysmap: kernel config and header change jeffxu
2025-03-03 11:51   ` Lorenzo Stoakes
2025-03-03 15:02   ` Liam R. Howlett
2025-03-03 16:37   ` Kees Cook
2025-03-03 19:29     ` Jeff Xu
2025-03-03  5:09 ` [PATCH v8 2/7] selftests: x86: test_mremap_vdso: skip if vdso is msealed jeffxu
2025-03-03 15:00   ` Liam R. Howlett
2025-03-03  5:09 ` [PATCH v8 3/7] mseal sysmap: enable x86-64 jeffxu
2025-03-03 11:53   ` Lorenzo Stoakes
2025-03-03 12:01   ` Lorenzo Stoakes
2025-03-03 19:34     ` Jeff Xu
2025-03-03 15:03   ` Liam R. Howlett
2025-03-03 16:38   ` Kees Cook
2025-03-03  5:09 ` [PATCH v8 4/7] mseal sysmap: enable arm64 jeffxu
2025-03-03 11:53   ` Lorenzo Stoakes
2025-03-03 15:04   ` Liam R. Howlett
2025-03-03 16:39   ` Kees Cook
2025-03-03  5:09 ` [PATCH v8 5/7] mseal sysmap: uprobe mapping jeffxu
2025-03-03  6:28   ` Oleg Nesterov
2025-03-03 11:54   ` Lorenzo Stoakes
2025-03-03 15:04   ` Liam R. Howlett
2025-03-03 16:39   ` Kees Cook
2025-03-03  5:09 ` [PATCH v8 6/7] mseal sysmap: update mseal.rst jeffxu
2025-03-03 11:57   ` Lorenzo Stoakes
2025-03-03 15:05   ` Liam R. Howlett
2025-03-03  5:09 ` [PATCH v8 7/7] selftest: test system mappings are sealed jeffxu
2025-03-03 12:08   ` Lorenzo Stoakes
2025-03-03 16:43     ` Lorenzo Stoakes
2025-03-03 16:48       ` Kees Cook [this message]
2025-03-03 19:46       ` Jeff Xu
2025-03-03 16:47     ` Kees Cook
2025-03-03 16:49       ` Lorenzo Stoakes
2025-03-03 17:01   ` Kees Cook
2025-03-03 20:20     ` Jeff Xu
2025-03-04 20:53       ` Jeff Xu
2025-03-03 11:50 ` [PATCH v8 0/7] mseal system mappings Lorenzo Stoakes
2025-03-03 14:59 ` Liam R. Howlett
2025-03-03 16:33   ` Kees Cook

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