linux-kernel - [GIT PULL] x86/bugs for v6.18-rc1

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Message-ID: <20250926101136.GAaNZm2JLV-DqtF1IC@fat_crate.local>
Date: Fri, 26 Sep 2025 12:11:36 +0200
From: Borislav Petkov <bp@...en8.de>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: x86-ml <x86@...nel.org>, lkml <linux-kernel@...r.kernel.org>
Subject: [GIT PULL] x86/bugs for v6.18-rc1

Hi Linus,

please pull the x86/bugs lineup for v6.18-rc1.

Thx.

---

The following changes since commit 223ba8ee0a3986718c874b66ed24e7f87f6b8124:

  Merge tag 'vmscape-for-linus-20250904' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (2025-09-10 20:52:16 -0700)

are available in the Git repository at:

  ssh://git@...olite.kernel.org/pub/scm/linux/kernel/git/tip/tip tags/x86_bugs_for_v6.18_rc1

for you to fetch changes up to 930f2361fe542a00de9ce6070b1b6edb976f1165:

  x86/bugs: Report correct retbleed mitigation status (2025-09-16 13:32:18 +0200)

----------------------------------------------------------------
- Add VMSCAPE to the attack vector controls infrastructure

- A bunch of the usual cleanups and fixlets, some of them resulting from
  fuzzing the different mitigation options

----------------------------------------------------------------
David Kaplan (8):
      x86/bugs: Add attack vector controls for VMSCAPE
      x86/bugs: Use early_param() for spectre_v2_user
      x86/bugs: Use early_param() for spectre_v2
      x86/bugs: Simplify SSB cmdline parsing
      x86/bugs: Remove uses of cpu_mitigations_off()
      x86/bugs: Fix spectre_v2 forcing
      x86/bugs: Fix reporting of LFENCE retpoline
      x86/bugs: Report correct retbleed mitigation status

Josh Poimboeuf (1):
      x86/its: Move ITS indirect branch thunks to .text..__x86.indirect_thunk

 .../admin-guide/hw-vuln/attack_vector_controls.rst |   1 +
 arch/x86/include/asm/nospec-branch.h               |   1 +
 arch/x86/kernel/cpu/bugs.c                         | 412 +++++++++------------
 arch/x86/lib/retpoline.S                           |  75 ++--
 4 files changed, 214 insertions(+), 275 deletions(-)


-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette