# NousResearch/hermes-agent · Gateway restart task zombie process bug fixes

## Open now

- Nothing open on GitHub.

Multiple related fixes and a bug report addressing a specific issue where the /restart endpoint could leave a zombie process by incorrectly cancelling the _run_restart task during _stop_impl. The fixes focus on excluding _run_restart from background task cancellation.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #53572. Verify it addresses your case.
- **Recommended:** read PR #53572 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-53572`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.50`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #12875: \[Bug\]: /restart can leave zombie process — _stop_impl cancels the _run_restart background task mid-execution

## Prior & competing PRs

- **#12946: fix(gateway): prevent /restart zombie by excluding _restart_task from stop cancellation**. closed without merge · fix tier `suggested`
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#13173`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#53572: fix(gateway): prevent /restart zombie — keep _run_restart out of _background_tasks (#12875)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `gateway/run.py`, `scripts/release.py`, `tests/gateway/test_restart_drain.py`
- **#13173: fix(gateway): exclude _run_restart from _background_tasks to prevent zombie on /restart**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `1ce5d6d97`, `#53572`

## Fix status

- Merged to main in PR #53572 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-06-27`.
- Subsystem: `gateway`