diff --git a/weed/mq/kafka/integration/broker_client_subscribe.go b/weed/mq/kafka/integration/broker_client_subscribe.go
index 6a6800a70..828225e74 100644
--- a/weed/mq/kafka/integration/broker_client_subscribe.go
+++ b/weed/mq/kafka/integration/broker_client_subscribe.go
@@ -311,13 +311,12 @@ func (bc *BrokerClient) ReadRecordsFromOffset(ctx context.Context, session *Brok
 		glog.V(0).Infof("[FETCH] Seeking backward: requested=%d < session=%d, creating fresh subscriber",
 			requestedOffset, currentStartOffset)
 
-		// Extract session details before unlocking
+		// Extract session details (note: session.mu was already unlocked at line 294)
 		topic := session.Topic
 		partition := session.Partition
 		consumerGroup := session.ConsumerGroup
 		consumerID := session.ConsumerID
 		key := session.Key()
-		session.mu.Unlock()
 
 		// CRITICAL FIX: Acquire the global lock FIRST, then re-check the session offset
 		// This prevents multiple threads from all deciding to recreate based on stale data