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fix: resolve backend execution deadlock when syncing stats with cyclic chat history (#21681)

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G30
2026-02-20 23:04:36 -05:00
committed by GitHub
parent 092a358b3c
commit d650c987ec
1 changed files with 9 additions and 0 deletions
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9
backend/open_webui/utils/misc.py
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@@ -91,8 +91,17 @@ def get_message_list(messages_map, message_id):
# Reconstruct the chain by following the parentId links
message_list = []
visited_message_ids = set()
while current_message:
message_id = current_message.get("id")
if message_id in visited_message_ids:
# Cycle detected, break to prevent infinite loop
break
if message_id is not None:
visited_message_ids.add(message_id)
message_list.append(current_message)
parent_id = current_message.get("parentId") # Use .get() for safety
current_message = messages_map.get(parent_id) if parent_id else None