Index: compiler-rt/trunk/test/asan/TestCases/Linux/allocator_oom_test.cc
===================================================================
--- compiler-rt/trunk/test/asan/TestCases/Linux/allocator_oom_test.cc
+++ compiler-rt/trunk/test/asan/TestCases/Linux/allocator_oom_test.cc
@@ -28,6 +28,9 @@
 // RUN: %env_asan_opts=allocator_may_return_null=1     %run %t realloc-after-malloc 2>&1 \
 // RUN:   | FileCheck %s --check-prefixes=CHECK-MALLOC-REALLOC,CHECK-NULL
 
+// ASan shadow memory on s390 is too large for this test.
+// UNSUPPORTED: s390
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>