1 files changed, 29 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/Threading/LockRecursionException.cs b/src/mscorlib/shared/System/Threading/LockRecursionException.cs
new file mode 100644
index 0000000000..2f296cb14e
--- /dev/null
+++ b/src/mscorlib/shared/System/Threading/LockRecursionException.cs
@@ -0,0 +1,29 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Runtime.Serialization;
+
+namespace System.Threading
+{
+    [Serializable]
+    public class LockRecursionException : System.Exception
+    {
+        public LockRecursionException()
+        {
+        }
+
+        public LockRecursionException(string message)
+            : base(message)
+        {
+        }
+
+        public LockRecursionException(string message, Exception innerException)
+            : base(message, innerException)
+        {
+        }
+
+        protected LockRecursionException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+    }
+}