Patch by MSP-Greg
Method: TestSocket.test_closed_read
silent segfault without patch
diff --git a/test/socket/test_socket.rb b/test/socket/test_socket.rb
index 7e75837e8f..495dcf9102 100644
--- a/test/socket/test_socket.rb
+++ b/test/socket/test_socket.rb
@@ -532,10 +532,8 @@ def test_closed_read
     server = TCPServer.new("localhost", 0)
     serv_thread = Thread.new {server.accept}
     begin sleep(0.1) end until serv_thread.stop?
-    sock = TCPSocket.new("localhost", server.addr[1])
-    client_thread = Thread.new do
-      sock.readline
-    end
+    sock = TCPSocket.new("localhost", server.addr[1]) ; sock.autoclose = false
+    client_thread = Thread.new {sock.readline}
     begin sleep(0.1) end until client_thread.stop?
     Timeout.timeout(1) do
       sock.close