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Miscellaneous x86 fixes:

Browse source 
- Prevent deadlock during shstk sigreturn (Rick Edgecombe)
 
  - Disable FRED when PTI is forced on (Dave Hansen)
 
  - Revert a CPA INVLPGB optimization that did not properly handle
    discontiguous virtual addresses (Dave Hansen)
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'x86-urgent-2026-04-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:

 - Prevent deadlock during shstk sigreturn (Rick Edgecombe)

 - Disable FRED when PTI is forced on (Dave Hansen)

 - Revert a CPA INVLPGB optimization that did not properly handle
   discontiguous virtual addresses (Dave Hansen)

* tag 'x86-urgent-2026-04-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mm: Revert INVLPGB optimization for set_memory code
  x86/cpu: Disable FRED when PTI is forced on
  x86/shstk: Prevent deadlock during shstk sigreturn
This commit is contained in:
Linus Torvalds 2026-04-24 10:05:42 -07:00
commit 8f4e8687c8
4 changed files with 43 additions and 27 deletions
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