diff --git a/python/sglang/srt/layers/attention/mamba/mamba2_metadata.py b/python/sglang/srt/layers/attention/mamba/mamba2_metadata.py
index 044cb8b14..32a82dbc3 100644
--- a/python/sglang/srt/layers/attention/mamba/mamba2_metadata.py
+++ b/python/sglang/srt/layers/attention/mamba/mamba2_metadata.py
@@ -176,6 +176,7 @@ class Mamba2Metadata(ForwardMetadata):
             track_ssm_h_dst=forward_metadata.track_ssm_h_dst,
             track_ssm_final_src=forward_metadata.track_ssm_final_src,
             track_ssm_final_dst=forward_metadata.track_ssm_final_dst,
+            has_mamba_track_mask=forward_metadata.has_mamba_track_mask,
             num_decodes=len(seq_lens),
             num_prefills=0,
             num_prefill_tokens=0,
@@ -249,6 +250,7 @@ class Mamba2Metadata(ForwardMetadata):
             track_ssm_h_dst=forward_metadata.track_ssm_h_dst,
             track_ssm_final_src=forward_metadata.track_ssm_final_src,
             track_ssm_final_dst=forward_metadata.track_ssm_final_dst,
+            has_mamba_track_mask=forward_metadata.has_mamba_track_mask,
             num_prefills=num_prefills,
             num_prefill_tokens=num_prefill_tokens,
             num_decodes=num_decodes,
diff --git a/test/registered/disaggregation/test_disaggregation_hybrid_attention.py b/test/registered/disaggregation/test_disaggregation_hybrid_attention.py
index cee19e520..a993f8b58 100644
--- a/test/registered/disaggregation/test_disaggregation_hybrid_attention.py
+++ b/test/registered/disaggregation/test_disaggregation_hybrid_attention.py
@@ -316,7 +316,6 @@ class TestDisaggregationHybridAttentionMamba(PDDisaggregationServerBase):
         self.assertGreater(metrics["score"], 0.87)
 
 
-@unittest.skipIf(is_in_ci(), "Temporarily disable the flaky test.")
 class TestDisaggregationHybridAttentionMambaExtraBuffer(PDDisaggregationServerBase):
     @classmethod
     def setUpClass(cls):