{"repo":"NousResearch/hermes-agent","public_id":"17959","display_label":"TUI input freezing and signal handling issues","summary":"These items concern bugs and fixes related to keyboard input freezing, unresponsive Ctrl+C, and CPU pegging in a TUI process, along with associated fixes for stdin detachment in background subprocesses and SIGINT signal handling.","subsystem":"apps/desktop","counts":{"members":6,"open_issues":1,"open_issues_distinct":1,"open_prs":2,"closed_issues":1,"merged_prs":1,"attempt_prs":3},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":28315},"resolution":{"state":"partially_resolved","by":"pr-28315"},"freshness":{"state":"verified","last_verified_at":"2026-05-19T02:34:16+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_PARTIAL","link_density":0.29066666666666663},"fix_edges":[{"issue_number":17959,"pr_number":28315,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true}],"members":[{"kind":"issue","number":17959,"title":"[Bug]: Keyboard input freezes completely — Ctrl+C ineffective, terminal must be killed","url":null,"state":"closed"},{"kind":"issue","number":53362,"title":"TUI Python process pegs CPU at 99% and becomes unresponsive — /stop, Ctrl+C, and keyboard input all ignored","url":null,"state":"open"},{"kind":"pr","number":27999,"title":"fix(process-registry): detach stdin from background subprocesses to p…","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"214b95392bb7f19c3a3886168d4936916de424ae","number":0},{"kind":"pr","value":"#28315","number":28315}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":28315,"title":"fix(process-registry): detach stdin from background subprocesses to prevent freeze (#27999)","url":null,"state":"merged","close_reason":{"category":"merged","implication":"superseded"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tools/process_registry.py"]},{"kind":"pr","number":53381,"title":"fix: replace SIG_IGN for SIGINT with two-stage handler in TUI gateway","url":null,"state":"open","close_reason":{"refs":[{"kind":"pr","value":"#127647","number":127647},{"kind":"pr","value":"#53362","number":53362}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":127955,"title":"fix(tui-gateway): a wedged TUI child can always be ended: SIGINT recovery, EOF exit past stuck threads, SIGKILL escalation (#53362, salvage #53381)","url":null,"state":"open","close_reason":{"category":"uncategorized","implication":"needs_llm"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}