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From: Marc Zyngier <maz@kernel.org>
To: Kees Cook <kees@kernel.org>
Cc: Mostafa Saleh <smostafa@google.com>,
	kvmarm@lists.linux.dev, kasan-dev@googlegroups.com,
	linux-hardening@vger.kernel.org, linux-kbuild@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, will@kernel.org,
	oliver.upton@linux.dev, broonie@kernel.org,
	catalin.marinas@arm.com, tglx@linutronix.de, mingo@redhat.com,
	bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org,
	hpa@zytor.com, elver@google.com, andreyknvl@gmail.com,
	ryabinin.a.a@gmail.com, akpm@linux-foundation.org,
	yuzenghui@huawei.com, suzuki.poulose@arm.com, joey.gouly@arm.com,
	masahiroy@kernel.org, nathan@kernel.org,
	nicolas.schier@linux.dev
Subject: Re: [PATCH v2 0/4] KVM: arm64: UBSAN at EL2
Date: Wed, 07 May 2025 11:35:38 +0100	[thread overview]
Message-ID: <868qn8hfnp.wl-maz@kernel.org> (raw)
In-Reply-To: <202504301131.3C1CBCA8@keescook>

On Wed, 30 Apr 2025 19:32:23 +0100,
Kees Cook <kees@kernel.org> wrote:
> 
> On Wed, Apr 30, 2025 at 04:27:07PM +0000, Mostafa Saleh wrote:
> > Many of the sanitizers the kernel supports are disabled when running
> > in EL2 with nvhe/hvhe/proctected modes, some of those are easier
> > (and makes more sense) to integrate than others.
> > Last year, kCFI support was added in [1]
> > 
> > This patchset adds support for UBSAN in EL2.
> 
> This touches both UBSAN and arm64 -- I'm happy to land this via the
> hardening tree, but I expect the arm64 folks would rather take it via
> their tree. What would people like to have happen?

FWIW, I have now taken this in kvmarm/next. A stable branch is
available at [1] for anyone to pull and resolve potential conflicts.

Thanks,

	M.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/log/?h=kvm-arm64/ubsan-el2

-- 
Without deviation from the norm, progress is not possible.

  parent reply	other threads:[~2025-05-07 10:35 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-30 16:27 [PATCH v2 0/4] KVM: arm64: UBSAN at EL2 Mostafa Saleh
2025-04-30 16:27 ` [PATCH v2 1/4] arm64: Introduce esr_is_ubsan_brk() Mostafa Saleh
2025-04-30 18:30   ` Kees Cook
2025-04-30 16:27 ` [PATCH v2 2/4] ubsan: Remove regs from report_ubsan_failure() Mostafa Saleh
2025-04-30 16:27 ` [PATCH v2 3/4] KVM: arm64: Introduce CONFIG_UBSAN_KVM_EL2 Mostafa Saleh
2025-04-30 18:30   ` Kees Cook
2025-04-30 16:27 ` [PATCH v2 4/4] KVM: arm64: Handle UBSAN faults Mostafa Saleh
2025-04-30 18:31   ` Kees Cook
2025-04-30 18:32 ` [PATCH v2 0/4] KVM: arm64: UBSAN at EL2 Kees Cook
2025-05-06  8:36   ` Marc Zyngier
2025-05-07 10:35   ` Marc Zyngier [this message]
2025-05-08 16:29     ` Kees Cook
2025-05-07 10:35 ` Marc Zyngier

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