1 files changed, 17 insertions, 0 deletions
diff --git a/test/objspace/test_ractor.rb b/test/objspace/test_ractor.rb
new file mode 100644
index 0000000000..4901eeae2e
--- /dev/null
+++ b/test/objspace/test_ractor.rb
@@ -0,0 +1,17 @@
+require "test/unit"
+
+class TestObjSpaceRactor < Test::Unit::TestCase
+  def test_tracing_does_not_crash
+    assert_ractor(<<~RUBY, require: 'objspace')
+      ObjectSpace.trace_object_allocations do
+        r = Ractor.new do
+          obj = 'a' * 1024
+          Ractor.yield obj
+        end
+
+        r.take
+        r.take
+      end
+    RUBY
+  end
+end