Index: sys/amd64/include/vmm_dev.h
===================================================================
--- sys/amd64/include/vmm_dev.h
+++ sys/amd64/include/vmm_dev.h
@@ -157,7 +157,7 @@
 	int		cpuid;
 };
 
-#define	MAX_VM_STATS	64
+#define	MAX_VM_STATS	(48 + VM_MAXCPU)
 struct vm_stats {
 	int		cpuid;				/* in */
 	int		num_entries;			/* out */
Index: sys/amd64/vmm/vmm_stat.h
===================================================================
--- sys/amd64/vmm/vmm_stat.h
+++ sys/amd64/vmm/vmm_stat.h
@@ -36,7 +36,7 @@
 
 struct vm;
 
-#define	MAX_VMM_STAT_ELEMS	64		/* arbitrary */
+#define	MAX_VMM_STAT_ELEMS	(48 + VM_MAXCPU)	/* semi-arbitrary */
 
 enum vmm_stat_scope {
 	VMM_STAT_SCOPE_ANY,