diff --git a/sycl/test/extensions/properties/maximum_registers_spirv.cpp b/sycl/test/extensions/properties/maximum_registers_spirv.cpp
index a9a44744a3580..5c794783ad128 100644
--- a/sycl/test/extensions/properties/maximum_registers_spirv.cpp
+++ b/sycl/test/extensions/properties/maximum_registers_spirv.cpp
@@ -1,3 +1,6 @@
+// XFAIL: libcxx
+// XFAIL-TRACKER: https://github.com/intel/llvm/issues/19616
+
 // RUN: rm -rf %t.spvdir && mkdir %t.spvdir
 
 // Range rounding disabled so each lambda kernel yields a single entry point.