diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 3970463114..6836d7fd1c 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -809,7 +809,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             "pfthreshold", "avic", NULL, "v-vmsave-vmload",
             "vgif", NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
-            NULL, NULL, NULL, NULL,
+            NULL, "vnmi", NULL, NULL,
             "svme-addr-chk", NULL, NULL, NULL,
         },
         .cpuid = { .eax = 0x8000000A, .reg = R_EDX, },
@@ -947,7 +947,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
         .feat_names = {
             "no-nested-data-bp", NULL, "lfence-always-serializing", NULL,
             NULL, NULL, "null-sel-clr-base", NULL,
-            NULL, NULL, NULL, NULL,
+            "auto-ibrs", NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index b8c56936bd..8ade71ab55 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -774,6 +774,7 @@ uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
 #define CPUID_SVM_AVIC            (1U << 13)
 #define CPUID_SVM_V_VMSAVE_VMLOAD (1U << 15)
 #define CPUID_SVM_VGIF            (1U << 16)
+#define CPUID_SVM_VNMI            (1U << 25)
 #define CPUID_SVM_SVME_ADDR_CHK   (1U << 28)
 
 /* Support RDFSBASE/RDGSBASE/WRFSBASE/WRGSBASE */
@@ -960,6 +961,8 @@ uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
 #define CPUID_8000_0021_EAX_LFENCE_ALWAYS_SERIALIZING    (1U << 2)
 /* Null Selector Clears Base */
 #define CPUID_8000_0021_EAX_NULL_SEL_CLR_BASE    (1U << 6)
+/* Automatic IBRS */
+#define CPUID_8000_0021_EAX_AUTO_IBRS   (1U << 8)
 
 #define CPUID_XSAVE_XSAVEOPT   (1U << 0)
 #define CPUID_XSAVE_XSAVEC     (1U << 1)