[V1][Feat] Fail request if FSM fails to advance#18780

atbe wants to merge 1 commit intovllm-project:mainvllm-project/vllm:mainfrom

context-labs:fix-hanging-requests-when-fsm-fails-to-advance-in-xgrammarcontext-labs/vllm:fix-hanging-requests-when-fsm-fails-to-advance-in-xgrammarCopy head branch name to clipboard