diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/BUILD.gn
index 7f8f4a2e29b05e5d549f2e2fb2fd99a90e967616..f8fb00a9f92869464c0416a3731c2138769ac30b 100644
--- a/interfaces/inner_kits/native_cpp/test/fuzztest/BUILD.gn
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/BUILD.gn
@@ -15,7 +15,13 @@ group("fuzztest") {
   testonly = true
 
   deps = [
+    "onsinklocaldmsdied_fuzzer:fuzztest",
     "onsourcelocaldmsdied_fuzzer:fuzztest",
+    "sinkhandlerinitsink_fuzzer:fuzztest",
+    "sinkhandlersubscribelocalhardware_fuzzer:fuzztest",
+    "sinkhandlerunsubscribelocalhardware_fuzzer:fuzztest",
+    "sinkonloadsystemabilityfail_fuzzer:fuzztest",
+    "sinkonloadsystemabilitysuccess_fuzzer:fuzztest",
     "sourcehandlerconfigdistributedhardware_fuzzer:fuzztest",
     "sourcehandlerinitsource_fuzzer:fuzztest",
     "sourcehandlerregisterdistributedhardware_fuzzer:fuzztest",
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..02e9a40479b8e8254688563db52d3511cbda8e71
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/BUILD.gn
@@ -0,0 +1,78 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("OnSinkLocalDmsDiedFuzzTest") {
+  module_out_path = "distributed_camera/onsinklocaldmsdied"
+
+  fuzz_config_file =
+      "${innerkits_path}/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer"
+
+  include_dirs = [
+    "//utils/native/base/include",
+    "//utils/system/safwk/native/include",
+    "${fwk_utils_path}/include/log",
+    "${fwk_utils_path}/include",
+    "${fwk_common_path}/log/include",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "onsinklocaldmsdied_fuzzer.cpp" ]
+
+  deps = [
+    "${fwk_utils_path}:distributedhardwareutils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"OnSinkLocalDmsDiedFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "eventhandler:libeventhandler",
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":OnSinkLocalDmsDiedFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..f59d7ed35026f3db9a988c63b9bf1f773ad3f423
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "onsinklocaldmsdied_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_handler.h"
+#include "dcamera_sink_handler_ipc.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+void OnSinkLocalDmsDiedFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < (sizeof(int32_t)))) {
+        return;
+    }
+
+    int32_t saId = *(reinterpret_cast<const int32_t*>(data));
+    sptr<ISystemAbilityManager> samgr =
+            SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
+    sptr<IRemoteObject> remoteObject = samgr->GetSystemAbility(saId);
+    wptr<IRemoteObject> remote (remoteObject);
+
+    DCameraSinkHandlerIpc::GetInstance().OnSinkLocalDmsDied(remote);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::OnSinkLocalDmsDiedFuzzTest(data, size);
+    return 0;
+}
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..4b3b2ae2824d6bd54c0943d636641f791e473915
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/onsinklocaldmsdied_fuzzer.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ONSINKLOADMSDIED_FUZZER_H
+#define ONSINKLOADMSDIED_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "onsinklocaldmsdied_fuzzer"
+
+#endif
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/onsinklocaldmsdied_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..4848a7836b7b38a19afbf715c34e60b20a137fac
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/BUILD.gn
@@ -0,0 +1,74 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("SinkHandlerInitSinkFuzzTest") {
+  module_out_path = "distributed_camera/sinkhandlerinitsink"
+
+  fuzz_config_file =
+      "${innerkits_path}/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer"
+
+  include_dirs = [
+    "//utils/system/safwk/native/include",
+    "${innerkits_path}/native_cpp",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "sinkhandlerinitsink_fuzzer.cpp" ]
+
+  deps = [
+    "${common_path}:distributed_camera_utils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"SinkHandlerInitSinkFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":SinkHandlerInitSinkFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..1179705092de33af3dec2add0bb64e1fa075a66b
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.cpp
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sinkhandlerinitsink_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_handler.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+
+namespace OHOS {
+namespace DistributedHardware {
+void SinkHandlerInitSinkFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < 0))  {
+        return;
+    }
+    std::string params(reinterpret_cast<const char*>(data), size);
+
+    DCameraSinkHandler::GetInstance().InitSink(params);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::SinkHandlerInitSinkFuzzTest(data, size);
+    return 0;
+}
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..b44ef98183c766da5101c0fe0621a5de35b04553
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerinitsink_fuzzer/sinkhandlerinitsink_fuzzer.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SINKHANDLERINITSINK_FUZZER_H
+#define SINKHANDLERINITSINK_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "sinkhandlerinitsink_fuzzer"
+
+#endif
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..dfb620de88ffe0f679b90cd6005a234975397bbb
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/BUILD.gn
@@ -0,0 +1,73 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("SinkHandlerSubscribeLocalHardwareFuzzTest") {
+  module_out_path = "distributed_camera/sinkhandlersubscribelocalhardware"
+
+  fuzz_config_file = "${innerkits_path}/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer"
+
+  include_dirs = [
+    "//utils/system/safwk/native/include",
+    "${innerkits_path}/native_cpp",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "sinkhandlersubscribelocalhardware_fuzzer.cpp" ]
+
+  deps = [
+    "${common_path}:distributed_camera_utils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"SinkHandlerSubscribeLocalHardwareFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":SinkHandlerSubscribeLocalHardwareFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..6ce262d17fd12e39d5cf483f9359f6b948bb1b33
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sinkhandlersubscribelocalhardware_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_handler.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+
+namespace OHOS {
+namespace DistributedHardware {
+void SinkHandlerSubscribeLocalHardwareFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < 0))  {
+        return;
+    }
+    std::string param(reinterpret_cast<const char*>(data), size);
+    std::string dhId(reinterpret_cast<const char*>(data), size);
+
+    DCameraSinkHandler::GetInstance().SubscribeLocalHardware(dhId, param);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::SinkHandlerSubscribeLocalHardwareFuzzTest(data, size);
+    return 0;
+}
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..0933c44d1ea3b9f799bc6d7201e12da5d070914f
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlersubscribelocalhardware_fuzzer/sinkhandlersubscribelocalhardware_fuzzer.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SINKHANDLERSUBSCRIBELOCALHARDWARE_FUZZER_H
+#define SINKHANDLERSUBSCRIBELOCALHARDWARE_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "sinkhandlersubscribelocalhardware_fuzzer"
+
+#endif
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..00187382a739f902b9babb38307e456086388bb8
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/BUILD.gn
@@ -0,0 +1,73 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("SinkHandlerUnsubscribeLocalHardwareFuzzTest") {
+  module_out_path = "distributed_camera/sinkhandlerunsubscribelocalhardware"
+
+  fuzz_config_file = "${innerkits_path}/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer"
+
+  include_dirs = [
+    "//utils/system/safwk/native/include",
+    "${innerkits_path}/native_cpp",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "sinkhandlerunsubscribelocalhardware_fuzzer.cpp" ]
+
+  deps = [
+    "${common_path}:distributed_camera_utils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"SinkHandlerUnsubscribeLocalHardwareFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":SinkHandlerUnsubscribeLocalHardwareFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..99d32a00ea0e56befe2deff2bd73b7c50022c2d9
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.cpp
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sinkhandlerunsubscribelocalhardware_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_handler.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+
+namespace OHOS {
+namespace DistributedHardware {
+void SinkHandlerUnsubscribeLocalHardwareFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < 0))  {
+        return;
+    }
+    std::string dhId(reinterpret_cast<const char*>(data), size);
+
+    DCameraSinkHandler::GetInstance().UnsubscribeLocalHardware(dhId);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::SinkHandlerUnsubscribeLocalHardwareFuzzTest(data, size);
+    return 0;
+}
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..adf86adb37dcb8dc40ac682790c6de5939c54b24
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkhandlerunsubscribelocalhardware_fuzzer/sinkhandlerunsubscribelocalhardware_fuzzer.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SINKHANDLERUNSUBSCRIBELOCALHARDWARE_FUZZER_H
+#define SINKHANDLERUNSUBSCRIBELOCALHARDWARE_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "sinkhandlerunsubscribelocalhardware_fuzzer"
+
+#endif
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..c98aaa462860c596c4effb583d7526d94bfc28d8
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/BUILD.gn
@@ -0,0 +1,72 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("SinkOnLoadSystemAbilityFailFuzzTest") {
+  module_out_path = "distributed_camera/sinkonloadsystemabilityfail"
+
+  fuzz_config_file = "${innerkits_path}/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer"
+
+  include_dirs = [
+    "//utils/system/safwk/native/include",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "sinkonloadsystemabilityfail_fuzzer.cpp" ]
+
+  deps = [
+    "${fwk_utils_path}:distributedhardwareutils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"SinkOnLoadSystemAbilityFailFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":SinkOnLoadSystemAbilityFailFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..eef0b392afc230485a190891cd46a814b5eb94a3
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sinkonloadsystemabilityfail_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_load_callback.h"
+#include "dcamera_sink_handler.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+void SinkOnLoadSystemAbilityFailFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < (sizeof(int32_t)))) {
+        return;
+    }
+    int32_t systemAbilityId = *(reinterpret_cast<const int32_t *>(data));
+    std::string params(reinterpret_cast<const char*>(data), size);
+    std::shared_ptr<DCameraSinkLoadCallback> callback = std::make_shared<DCameraSinkLoadCallback>(params);
+
+    callback->OnLoadSystemAbilityFail(systemAbilityId);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::SinkOnLoadSystemAbilityFailFuzzTest(data, size);
+    return 0;
+}
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..1cdaf5386ee7e5260bc303e164a0ca349d036185
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilityfail_fuzzer/sinkonloadsystemabilityfail_fuzzer.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SINKONLOADSYSTEMABLITYFAIL_FUZZER_H
+#define SINKONLOADSYSTEMABLITYFAIL_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "sinkonloadsystemabilityfail_fuzzer"
+
+#endif
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/BUILD.gn b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..54b16ed78f00a63d323e14699bd184639e8fba61
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/BUILD.gn
@@ -0,0 +1,72 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#####################hydra-fuzz###################
+import("//build/config/features.gni")
+import("//build/test.gni")
+import(
+    "//foundation/distributedhardware/distributed_camera/distributedcamera.gni")
+
+##############################fuzztest##########################################
+ohos_fuzztest("SinkOnLoadSystemAbilitySuccessFuzzTest") {
+  module_out_path = "distributed_camera/sinkonloadsystemabilitysuccess"
+
+  fuzz_config_file = "${innerkits_path}/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer"
+
+  include_dirs = [
+    "//utils/system/safwk/native/include",
+    "${fwk_common_path}/utils/include",
+  ]
+
+  include_dirs += [
+    "include",
+    "${common_path}/include",
+    "${common_path}/include/constants",
+    "${innerkits_path}/native_cpp/camera_sink/include",
+  ]
+
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+
+  sources = [ "sinkonloadsystemabilitysuccess_fuzzer.cpp" ]
+
+  deps = [
+    "${fwk_utils_path}:distributedhardwareutils",
+    "${innerkits_path}/native_cpp/camera_sink:distributed_camera_sink_sdk",
+    "//utils/native/base:utils",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"SinkOnLoadSystemAbilitySuccessFuzzTest\"",
+    "LOG_DOMAIN=0xD004100",
+  ]
+
+  external_deps = [
+    "hiviewdfx_hilog_native:libhilog",
+    "ipc:ipc_core",
+    "safwk:system_ability_fwk",
+    "samgr_standard:samgr_proxy",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = [ ":SinkOnLoadSystemAbilitySuccessFuzzTest" ]
+}
+###############################################################################
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/corpus/init b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..bc977bd9738ee9a70b362067f57a9c63d3adb801
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/corpus/init
@@ -0,0 +1,14 @@
+# Copyright (c) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FUZZ
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/project.xml b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 Huawei Device Co., Ltd.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c5f470a678be9c042cd9f2795ad18c99d2131747
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sinkonloadsystemabilitysuccess_fuzzer.h"
+
+#include <cstddef>
+#include <cstdint>
+
+#include "dcamera_sink_load_callback.h"
+#include "dcamera_sink_handler.h"
+#include "distributed_camera_constants.h"
+#include "if_system_ability_manager.h"
+#include "iservice_registry.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+void SinkOnLoadSystemAbilitySuccessFuzzTest(const uint8_t* data, size_t size)
+{
+    if ((data == nullptr) || (size < (sizeof(int32_t)))) {
+        return;
+    }
+    int32_t systemAbilityId = *(reinterpret_cast<const int32_t *>(data));
+    std::string params(reinterpret_cast<const char*>(data), size);
+    std::shared_ptr<DCameraSinkLoadCallback> callback = std::make_shared<DCameraSinkLoadCallback>(params);
+
+    sptr<ISystemAbilityManager> samgr =
+            SystemAbilityManagerClient::GetInstance().GetSystemAbilityManager();
+    sptr<IRemoteObject> remoteObject = samgr->GetSystemAbility(systemAbilityId);
+
+    callback->OnLoadSystemAbilitySuccess(systemAbilityId, remoteObject);
+}
+}
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    OHOS::DistributedHardware::SinkOnLoadSystemAbilitySuccessFuzzTest(data, size);
+    return 0;
+}
\ No newline at end of file
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.h b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..e14e63397211fb387269448474c1393f288a5396
--- /dev/null
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sinkonloadsystemabilitysuccess_fuzzer/sinkonloadsystemabilitysuccess_fuzzer.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SINKONLOADSYSTEMABLITYSUCESS_FUZZER_H
+#define SINKONLOADSYSTEMABLITYSUCESS_FUZZER_H
+
+#define FUZZ_PROJECT_NAME "sinkonloadsystemabilitysuccess_fuzzer"
+
+#endif
+
diff --git a/interfaces/inner_kits/native_cpp/test/fuzztest/sourceproxydcameranotify_fuzzer/sourceproxydcameranotify_fuzzer.cpp b/interfaces/inner_kits/native_cpp/test/fuzztest/sourceproxydcameranotify_fuzzer/sourceproxydcameranotify_fuzzer.cpp
index 8015efd565608bccd784a300929efd32f9f728e0..22cf7e128c0a211187db86af45f63769458d2a0e 100644
--- a/interfaces/inner_kits/native_cpp/test/fuzztest/sourceproxydcameranotify_fuzzer/sourceproxydcameranotify_fuzzer.cpp
+++ b/interfaces/inner_kits/native_cpp/test/fuzztest/sourceproxydcameranotify_fuzzer/sourceproxydcameranotify_fuzzer.cpp
@@ -45,7 +45,7 @@ void SourceProxyDCameraNotifyFuzzTest(const uint8_t* data, size_t size)
     sptr<IRemoteObject> remoteObject = samgr->GetSystemAbility(DISTRIBUTED_HARDWARE_CAMERA_SOURCE_SA_ID);
     std::shared_ptr<DistributedCameraSourceProxy> dCSourceProxy =
         std::make_shared<DistributedCameraSourceProxy>(remoteObject);
-    sptr<IDCameraSourceCallback> callback = new DCameraSourceCallback();
+
     dCSourceProxy->DCameraNotify(devId, dhId, events);
 }
 }