--- crash-7.0.2/defs.h.orig
+++ crash-7.0.2/defs.h
@@ -125,10 +125,10 @@
 #define NR_CPUS  (2048)
 #endif
 #ifdef S390
-#define NR_CPUS  (64)
+#define NR_CPUS  (512)
 #endif
 #ifdef S390X
-#define NR_CPUS  (64)
+#define NR_CPUS  (512)
 #endif
 #ifdef ARM
 #define NR_CPUS  (4)