diff --git a/tests/distributed/omni_connectors/test_bagel_mooncake_connector.py b/tests/distributed/omni_connectors/test_bagel_mooncake_connector.py
index a308fe5ea..fe705734b 100644
--- a/tests/distributed/omni_connectors/test_bagel_mooncake_connector.py
+++ b/tests/distributed/omni_connectors/test_bagel_mooncake_connector.py
@@ -269,6 +269,7 @@ def _load_mooncake_config(host: str, rpc_port: int, http_port: int) -> str:
 @pytest.mark.core_model
 @pytest.mark.advanced_model
 @pytest.mark.diffusion
+@pytest.mark.skip(reason="Skip failed CI issue 3977: https://github.com/vllm-project/vllm-omni/issues/3977")
 @hardware_test(res={"cuda": "H100"}, num_cards=1)
 def test_bagel_text2img_mooncake_connector(run_level):
     """Test Bagel text2img with Mooncake connector for inter-stage communication."""
diff --git a/tests/distributed/omni_connectors/test_bagel_shared_memory_connector.py b/tests/distributed/omni_connectors/test_bagel_shared_memory_connector.py
index 57c6a79fb..3906611b1 100644
--- a/tests/distributed/omni_connectors/test_bagel_shared_memory_connector.py
+++ b/tests/distributed/omni_connectors/test_bagel_shared_memory_connector.py
@@ -258,6 +258,7 @@ def _resolve_deploy_config(config_path: str, run_level: str) -> str:
 @pytest.mark.core_model
 @pytest.mark.advanced_model
 @pytest.mark.diffusion
+@pytest.mark.skip(reason="Skip failed CI issue 3977: https://github.com/vllm-project/vllm-omni/issues/3977")
 @hardware_test(res={"cuda": "H100", "rocm": "MI325"})
 def test_bagel_img2img_shared_memory_connector(run_level):
     """Test Bagel img2img with shared memory connector."""
@@ -275,6 +276,7 @@ def test_bagel_img2img_shared_memory_connector(run_level):
 @pytest.mark.core_model
 @pytest.mark.advanced_model
 @pytest.mark.diffusion
+@pytest.mark.skip(reason="Skip failed CI issue 3977: https://github.com/vllm-project/vllm-omni/issues/3977")
 @hardware_test(res={"cuda": "H100", "rocm": "MI325"})
 def test_bagel_text2img_shared_memory_connector(run_level):
     """Test Bagel text2img with shared memory connector."""