diff --git a/conformance_tests/tools/debug/src/test_debug.cpp b/conformance_tests/tools/debug/src/test_debug.cpp
index 47335878c..6b6cc9375 100644
--- a/conformance_tests/tools/debug/src/test_debug.cpp
+++ b/conformance_tests/tools/debug/src/test_debug.cpp
@@ -1234,15 +1234,17 @@ TEST(
 }
 
 void zetDebugReadWriteRegistersTest::run_read_write_registers_test(
-    std::vector<ze_device_handle_t> &devices, bool use_sub_devices) {
+    std::vector<ze_device_handle_t> &devices, bool use_sub_devices,
+    bool test_slm) {
   for (auto &device : devices) {
     print_device(device);
     if (!is_debug_supported(device))
       continue;
 
     synchro->clear_debugger_signal();
-    debugHelper = launch_process(LONG_RUNNING_KERNEL_INTERRUPTED, device,
-                                 use_sub_devices);
+    debug_test_type_t test_type = test_slm ? LONG_RUNNING_KERNEL_INTERRUPTED_SLM
+                                           : LONG_RUNNING_KERNEL_INTERRUPTED;
+    debugHelper = launch_process(test_type, device, use_sub_devices);
 
     zet_debug_event_t module_event;
     attach_and_get_module_event(debugHelper.id(), synchro, device, debugSession,
@@ -1381,14 +1383,14 @@ TEST_F(
     GivenActiveDebugSessionWhenReadingAndWritingRegistersThenValidDataReadAndDataWrittenSuccessfully) {
   auto driver = lzt::get_default_driver();
   auto devices = lzt::get_devices(driver);
-  run_read_write_registers_test(devices, false);
+  run_read_write_registers_test(devices, false, true);
 }
 
 TEST_F(
     zetDebugReadWriteRegistersTest,
     GivenActiveDebugSessionWhenReadingAndWritingSubDeviceRegistersThenValidDataReadAndDataWrittenSuccessfully) {
   auto all_sub_devices = lzt::get_all_sub_devices();
-  run_read_write_registers_test(all_sub_devices, true);
+  run_read_write_registers_test(all_sub_devices, true, false);
 }
 
 void zetDebugThreadControlTest::SetUpThreadControl(ze_device_handle_t &device,
diff --git a/conformance_tests/tools/debug/src/test_debug.hpp b/conformance_tests/tools/debug/src/test_debug.hpp
index c3ad19ec4..93d20125e 100644
--- a/conformance_tests/tools/debug/src/test_debug.hpp
+++ b/conformance_tests/tools/debug/src/test_debug.hpp
@@ -16,8 +16,8 @@ namespace fs = boost::filesystem;
 namespace bp = boost::process;
 namespace bi = boost::interprocess;
 
-const uint16_t eventsTimeoutMS = 30000;
-const uint16_t eventsTimeoutS = 30;
+const uint16_t eventsTimeoutMS = 3000000;
+const uint16_t eventsTimeoutS = 3600;
 
 namespace lzt = level_zero_tests;
 
@@ -254,7 +254,7 @@ class zetDebugReadWriteRegistersTest : public zetDebugMemAccessTest {
   void SetUp() override { zetDebugMemAccessTest::SetUp(); }
   void TearDown() override { zetDebugMemAccessTest::TearDown(); }
   void run_read_write_registers_test(std::vector<ze_device_handle_t> &devices,
-                                     bool use_sub_devices);
+                                     bool use_sub_devices, bool test_slm);
 };
 
 class zetDebugThreadControlTest : public zetDebugBaseSetup {
diff --git a/conformance_tests/tools/debug/src/test_debug_helper.cpp b/conformance_tests/tools/debug/src/test_debug_helper.cpp
index c1dbc1174..01d706ec3 100644
--- a/conformance_tests/tools/debug/src/test_debug_helper.cpp
+++ b/conformance_tests/tools/debug/src/test_debug_helper.cpp
@@ -404,7 +404,8 @@ void multiple_modules_created_test(ze_context_handle_t context,
 }
 
 void run_long_kernel(ze_context_handle_t context, ze_device_handle_t device,
-                     process_synchro &synchro, debug_options &options) {
+                     process_synchro &synchro, debug_options &options,
+                     bool test_slm) {
 
   auto command_list = lzt::create_command_list(device);
   auto command_queue = lzt::create_command_queue(device);
@@ -426,9 +427,11 @@ void run_long_kernel(ze_context_handle_t context, ze_device_handle_t device,
   }
 
   synchro.wait_for_debugger_signal();
+  const char *build_flags =
+      test_slm ? "-g" : "-g -igc_opts 'VISAOptions=-forcespills'";
   auto module =
       lzt::create_module(device, module_name, ZE_MODULE_FORMAT_IL_SPIRV,
-                         "-g" /* include debug symbols*/, nullptr);
+                         build_flags /* include debug symbols*/, nullptr);
 
   auto kernel = lzt::create_function(module, kernel_name);
 
@@ -1219,13 +1222,13 @@ int main(int argc, char **argv) {
     attach_after_module_destroyed_test(context, device, synchro, options);
     break;
   case LONG_RUNNING_KERNEL_INTERRUPTED:
-    run_long_kernel(context, device, synchro, options);
+    run_long_kernel(context, device, synchro, options, false);
     break;
   case LONG_RUNNING_KERNEL_INTERRUPTED_SLM:
     options.use_custom_module = true;
     options.module_name_in = "debug_loop_slm.spv";
     options.kernel_name_in = "long_kernel_slm";
-    run_long_kernel(context, device, synchro, options);
+    run_long_kernel(context, device, synchro, options, true);
     break;
   case MULTIPLE_THREADS:
     run_multiple_threads(context, device, synchro, options);