diff --git a/openmp/libomptarget/test/lit.cfg b/openmp/libomptarget/test/lit.cfg
--- a/openmp/libomptarget/test/lit.cfg
+++ b/openmp/libomptarget/test/lit.cfg
@@ -78,6 +78,8 @@
   except ValueError:
     # If the architecture is invalid, assume it is supported.
     supports_unified_shared_memory = True
+if config.libomptarget_current_target.startswith('amdgcn'):
+    supports_unified_shared_memory = False
 if supports_unified_shared_memory:
    config.available_features.add('unified_shared_memory')