diff --git a/opencl/test/unit_test/mt_tests/memory_manager/CMakeLists.txt b/opencl/test/unit_test/mt_tests/memory_manager/CMakeLists.txt
index b39d83748c..d6f2e6b236 100644
--- a/opencl/test/unit_test/mt_tests/memory_manager/CMakeLists.txt
+++ b/opencl/test/unit_test/mt_tests/memory_manager/CMakeLists.txt
@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2018-2022 Intel Corporation
+# Copyright (C) 2018-2025 Intel Corporation
 #
 # SPDX-License-Identifier: MIT
 #
@@ -8,5 +8,6 @@ set(IGDRCL_SRCS_mt_tests_memory_manager
     ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt
     ${CMAKE_CURRENT_SOURCE_DIR}/deferred_deleter_clear_queue_mt_tests.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/deferred_deleter_mt_tests.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/unified_memory_reuse_cleaner_tests_mt.cpp
 )
 target_sources(igdrcl_mt_tests PRIVATE ${IGDRCL_SRCS_mt_tests_memory_manager})
diff --git a/opencl/test/unit_test/mt_tests/memory_manager/unified_memory_reuse_cleaner_tests_mt.cpp b/opencl/test/unit_test/mt_tests/memory_manager/unified_memory_reuse_cleaner_tests_mt.cpp
new file mode 100644
index 0000000000..a545fa063f
--- /dev/null
+++ b/opencl/test/unit_test/mt_tests/memory_manager/unified_memory_reuse_cleaner_tests_mt.cpp
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2025 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#include "shared/test/common/mocks/mock_usm_memory_reuse_cleaner.h"
+#include "shared/test/common/test_macros/test.h"
+namespace NEO {
+
+TEST(UnifiedMemoryReuseCleanerTestsMt, givenUnifiedMemoryReuseCleanerWhenSleepExpiredThenTrimOldInCachesIsCalled) {
+    MockUnifiedMemoryReuseCleaner cleaner;
+    cleaner.callBaseStartThread = true;
+    cleaner.callBaseTrimOldInCaches = false;
+    EXPECT_EQ(nullptr, cleaner.unifiedMemoryReuseCleanerThread);
+    cleaner.startThread();
+    EXPECT_NE(nullptr, cleaner.unifiedMemoryReuseCleanerThread);
+    EXPECT_FALSE(cleaner.runCleaning.load());
+    EXPECT_TRUE(cleaner.keepCleaning.load());
+
+    EXPECT_FALSE(cleaner.trimOldInCachesCalled);
+    cleaner.registerSvmAllocationCache(nullptr);
+    EXPECT_TRUE(cleaner.runCleaning.load());
+
+    while (false == cleaner.trimOldInCachesCalled) {
+        std::this_thread::yield();
+    }
+    cleaner.stopThread();
+    EXPECT_EQ(nullptr, cleaner.unifiedMemoryReuseCleanerThread);
+    EXPECT_FALSE(cleaner.runCleaning.load());
+    EXPECT_FALSE(cleaner.keepCleaning.load());
+}
+
+TEST(UnifiedMemoryReuseCleanerTestsMt, givenUnifiedMemoryReuseCleanerWithNotStartedCleaningWhenShuttingDownThenNoHang) {
+    MockUnifiedMemoryReuseCleaner cleaner;
+    cleaner.callBaseStartThread = true;
+    cleaner.callBaseTrimOldInCaches = false;
+    cleaner.startThread();
+    EXPECT_NE(nullptr, cleaner.unifiedMemoryReuseCleanerThread);
+
+    std::this_thread::yield();
+    cleaner.stopThread();
+}
+
+} // namespace NEO
\ No newline at end of file
diff --git a/shared/source/memory_manager/unified_memory_reuse_cleaner.h b/shared/source/memory_manager/unified_memory_reuse_cleaner.h
index 619160d8ef..37c15c3aed 100644
--- a/shared/source/memory_manager/unified_memory_reuse_cleaner.h
+++ b/shared/source/memory_manager/unified_memory_reuse_cleaner.h
@@ -35,7 +35,7 @@ class UnifiedMemoryReuseCleaner {
   protected:
     void startCleaning() { runCleaning.store(true); };
     static void *cleanUnifiedMemoryReuse(void *self);
-    void trimOldInCaches();
+    MOCKABLE_VIRTUAL void trimOldInCaches();
     std::unique_ptr<Thread> unifiedMemoryReuseCleanerThread;
 
     std::vector<SvmAllocationCache *> svmAllocationCaches;
diff --git a/shared/test/common/mocks/mock_usm_memory_reuse_cleaner.h b/shared/test/common/mocks/mock_usm_memory_reuse_cleaner.h
index 0b71766b8b..2e646d05f6 100644
--- a/shared/test/common/mocks/mock_usm_memory_reuse_cleaner.h
+++ b/shared/test/common/mocks/mock_usm_memory_reuse_cleaner.h
@@ -10,8 +10,24 @@
 namespace NEO {
 struct MockUnifiedMemoryReuseCleaner : public UnifiedMemoryReuseCleaner {
   public:
+    using UnifiedMemoryReuseCleaner::keepCleaning;
+    using UnifiedMemoryReuseCleaner::runCleaning;
     using UnifiedMemoryReuseCleaner::svmAllocationCaches;
-    using UnifiedMemoryReuseCleaner::trimOldInCaches;
-    void startThread() override{};
+    using UnifiedMemoryReuseCleaner::unifiedMemoryReuseCleanerThread;
+
+    void trimOldInCaches() override {
+        trimOldInCachesCalled = true;
+        if (callBaseTrimOldInCaches) {
+            UnifiedMemoryReuseCleaner::trimOldInCaches();
+        }
+    }
+    void startThread() override {
+        if (callBaseStartThread) {
+            UnifiedMemoryReuseCleaner::startThread();
+        }
+    };
+    bool trimOldInCachesCalled = false;
+    bool callBaseStartThread = false;
+    bool callBaseTrimOldInCaches = true;
 };
 } // namespace NEO
\ No newline at end of file