diff --git a/mlir/test/Integration/Dialect/SparseTensor/CPU/dense_output_bf16.mlir b/mlir/test/Integration/Dialect/SparseTensor/CPU/dense_output_bf16.mlir
index f776a3d1b8a09..fb392365c00bc 100644
--- a/mlir/test/Integration/Dialect/SparseTensor/CPU/dense_output_bf16.mlir
+++ b/mlir/test/Integration/Dialect/SparseTensor/CPU/dense_output_bf16.mlir
@@ -1,3 +1,6 @@
+// FIXME: see #57042
+// UNSUPPORTED: i386, x86_64
+
 // RUN: mlir-opt %s --sparse-compiler | \
 // RUN: mlir-cpu-runner \
 // RUN:  -e entry -entry-point-result=void  \
diff --git a/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum_bf16.mlir b/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum_bf16.mlir
index f3307c510c4d4..6f6a47828d1d9 100644
--- a/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum_bf16.mlir
+++ b/mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum_bf16.mlir
@@ -1,3 +1,6 @@
+// FIXME: see #57042
+// UNSUPPORTED: i386, x86_64
+
 // RUN: mlir-opt %s --sparse-compiler | \
 // RUN: mlir-cpu-runner \
 // RUN:  -e entry -entry-point-result=void  \