selftests: kvm: try getting XFD and XSAVE state out of sync

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commit 0383a8edef upstream.

The host is allowed to set FPU state that includes a disabled
xstate component.  Check that this does not cause bad effects.

Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Paolo Bonzini 2025-12-31 16:47:26 +01:00 • committed by Greg Kroah-Hartman

parent 580581bd4a

commit 522a38f455

1 changed files with 30 additions and 8 deletions

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tools/testing/selftests/kvm/x86/amx_test.c

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