Message-Id: <20250724054419.it.405-kees@kernel.org>
Date: Wed, 23 Jul 2025 22:50:24 -0700
From: Kees Cook <kees@...nel.org>
To: Arnd Bergmann <arnd@...db.de>
Cc: Kees Cook <kees@...nel.org>,
	Will Deacon <will@...nel.org>,
	Ard Biesheuvel <ardb@...nel.org>,
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Subject: [PATCH v4 0/4] stackleak: Support Clang stack depth tracking

 v4:
  - rebase on for-next/hardening tree (took subset of v3 patches)
  - improve commit logs for x86 and arm64 changes (Mike, Will, Ard)
 v3: https://lore.kernel.org/lkml/20250717231756.make.423-kees@kernel.org/
 v2: https://lore.kernel.org/lkml/20250523043251.it.550-kees@kernel.org/
 v1: https://lore.kernel.org/lkml/20250507180852.work.231-kees@kernel.org/

Hi,

These are the remaining changes needed to support Clang stack depth
tracking for kstack_erase (nee stackleak).

Thanks!

-Kees

Kees Cook (4):
  arm64: Handle KCOV __init vs inline mismatches
  x86: Handle KCOV __init vs inline mismatches
  init.h: Disable sanitizer coverage for __init and __head
  kstack_erase: Support Clang stack depth tracking

 security/Kconfig.hardening      | 5 ++++-
 scripts/Makefile.kstack_erase   | 6 ++++++
 arch/arm64/include/asm/acpi.h   | 2 +-
 arch/x86/include/asm/acpi.h     | 4 ++--
 arch/x86/include/asm/init.h     | 2 +-
 arch/x86/include/asm/realmode.h | 2 +-
 include/linux/acpi.h            | 4 ++--
 include/linux/bootconfig.h      | 2 +-
 include/linux/efi.h             | 2 +-
 include/linux/init.h            | 4 +++-
 include/linux/memblock.h        | 2 +-
 include/linux/smp.h             | 2 +-
 arch/x86/kernel/kvm.c           | 2 +-
 arch/x86/mm/init_64.c           | 2 +-
 kernel/kexec_handover.c         | 4 ++--
 15 files changed, 28 insertions(+), 17 deletions(-)

-- 
2.34.1

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