diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 9c28cc22dae0ef9f04498f28a5477d2d11dda4a2..541b1d2c29feac331d6482c14062380594c0c94d 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -374,7 +374,7 @@ static inline void do_cpuid_7_mask(struct kvm_cpuid_entry2 *entry, int index)
 	const u32 kvm_cpuid_7_0_edx_x86_features =
 		F(AVX512_4VNNIW) | F(AVX512_4FMAPS) | F(SPEC_CTRL) |
 		F(SPEC_CTRL_SSBD) | F(ARCH_CAPABILITIES) | F(INTEL_STIBP) |
-		F(MD_CLEAR);
+		F(MD_CLEAR) | F(AVX512_VP2INTERSECT);
 
 	/* cpuid 7.1.eax */
 	const u32 kvm_cpuid_7_1_eax_x86_features =
@@ -798,6 +798,13 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function,
 		break;
 	case 0x8000001e:
 		break;
+	case 0x8C860000:
+		entry->eax = 0x8C860000;
+		if (boot_cpu_has(X86_FEATURE_HYGON_SM3))
+			entry->edx |= F(HYGON_SM3);
+		if (boot_cpu_has(X86_FEATURE_HYGON_SM3))
+			entry->edx |= F(HYGON_SM4);
+		break;
 	/*Add support for Centaur's CPUID instruction*/
 	case 0xC0000000:
 		/*Just support up to 0xC0000004 now*/
@@ -913,6 +920,20 @@ int kvm_dev_ioctl_get_cpuid(struct kvm_cpuid2 *cpuid,
 		if (ent->qualifier && !ent->qualifier(ent))
 			continue;
 
+		/*
+		 * 0x8C860000 is a Hygon‑specific CPUID leaf that exceeds the
+	`	 * extended CPUID limit reported by 0x80000000, so it must be
+		 * handled as a special case.
+		 */
+		if ((ent->func == 0x80000000) &&
+		    (boot_cpu_has(X86_FEATURE_HYGON_SM3) ||
+		     boot_cpu_has(X86_FEATURE_HYGON_SM4))) {
+			r = do_cpuid_func(&cpuid_entries[nent], 0x8C860000,
+					  &nent, cpuid->nent, type);
+			if (r)
+				goto out_free;
+		}
+
 		r = do_cpuid_func(&cpuid_entries[nent], ent->func,
 				  &nent, cpuid->nent, type);