diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c
index 055c844fcfe4..beab035fb884 100644
--- a/sys/kern/kern_proc.c
+++ b/sys/kern/kern_proc.c
@@ -1577,6 +1577,8 @@ sysctl_kern_proc_ovmmap(SYSCTL_HANDLER_ARGS)
 			kve->kve_flags |= KVME_FLAG_COW;
 		if (entry->eflags & MAP_ENTRY_NEEDS_COPY)
 			kve->kve_flags |= KVME_FLAG_NEEDS_COPY;
+		if (entry->eflags & MAP_ENTRY_NOCOREDUMP)
+			kve->kve_flags |= KVME_FLAG_NOCOREDUMP;
 
 		last_timestamp = map->timestamp;
 		vm_map_unlock_read(map);
@@ -1752,6 +1754,8 @@ sysctl_kern_proc_vmmap(SYSCTL_HANDLER_ARGS)
 			kve->kve_flags |= KVME_FLAG_COW;
 		if (entry->eflags & MAP_ENTRY_NEEDS_COPY)
 			kve->kve_flags |= KVME_FLAG_NEEDS_COPY;
+		if (entry->eflags & MAP_ENTRY_NOCOREDUMP)
+			kve->kve_flags |= KVME_FLAG_NOCOREDUMP;
 
 		last_timestamp = map->timestamp;
 		vm_map_unlock_read(map);
diff --git a/sys/sys/user.h b/sys/sys/user.h
index 34635e3dc18f..50fc96d95e7f 100644
--- a/sys/sys/user.h
+++ b/sys/sys/user.h
@@ -336,6 +336,7 @@ struct kinfo_file {
 
 #define	KVME_FLAG_COW		0x00000001
 #define	KVME_FLAG_NEEDS_COPY	0x00000002
+#define	KVME_FLAG_NOCOREDUMP	0x00000004
 
 #if defined(__amd64__)
 #define	KINFO_OVMENTRY_SIZE	1168