# NousResearch/hermes-agent · Host PID tree teardown crash and fix

## Open now

- Nothing open on GitHub.

A bug where terminating the host PID tree caused Desktop/Chromium to crash with SIGTRAP and GPU errors instead of exiting cleanly, along with fixes addressing signal ordering in tree-kill.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #113793. Verify it addresses your case.
- **Recommended:** read PR #113793 (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-113793`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.67`: 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

- #111598: \[Bug\]: _terminate_host_pid tree-kill crash-dumps Desktop (SIGTRAP, GPU error_code=1002) instead of a clean exit

## Prior & competing PRs

- **#113793: fix(process): tree-kill signals the parent first so Desktop/Chromium exits cleanly (#111598, salvage #111603)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `tests/tools/test_process_registry.py`, `tests/tools/test_terminal_yield_to_background.py`, `tools/AGENTS.md`, `tools/process_registry.py`
- **#111603: fix(process): grace host PID tree teardown**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `#113793`

## Fix status

- Merged to main in PR #113793 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-17`.