diff --git a/xla/service/gpu/fusions/triton/triton_support_test.cc b/xla/service/gpu/fusions/triton/triton_support_test.cc
index 3f926c70ef182..7a337ab24ec28 100644
--- a/xla/service/gpu/fusions/triton/triton_support_test.cc
+++ b/xla/service/gpu/fusions/triton/triton_support_test.cc
@@ -217,7 +217,10 @@ class TritonSupportTest : public TritonSupportTestBase {
             try { run_triton_codegen().IgnoreError(); } catch (...) {
               abort();
             },
-            "");
+            // It's not possible to find stable matching patterns for all
+            // aborting code paths that occur here, so we at least make sure
+            // that we don't interpret sanitizer errors as success.
+            ::testing::Not(::testing::HasSubstr("Sanitizer:")));
 
       } else {
         EXPECT_THAT(run_triton_codegen(), Not(IsOk()));