Merge tag 'x86-fpu-2025-07-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 FPU updates from Ingo Molnar:

 - Most of the changes are related to the implementation of CET
   supervisor state support for guests, and its preparatory changes
   (Chao Gao)

 - Improve/fix the debug output for unexpected FPU exceptions (Dave
   Hansen)

* tag 'x86-fpu-2025-07-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/fpu: Delay instruction pointer fixup until after warning
  x86/fpu/xstate: Add CET supervisor xfeature support as a guest-only feature
  x86/fpu/xstate: Introduce "guest-only" supervisor xfeature set
  x86/fpu: Remove xfd argument from __fpstate_reset()
  x86/fpu: Initialize guest fpstate and FPU pseudo container from guest defaults
  x86/fpu: Initialize guest FPU permissions from guest defaults
  x86/fpu/xstate: Differentiate default features for host and guest FPUs