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NousResearch/hermes-agent

Fix AF_UNIX socket path length limit in code execution

Cluster 61043 · environments. Data as of

Nothing open on GitHub. Fix merged in #115939 on 19 Sep 2026. Check it covers your case.

The short answer

0open issues
0open PRs
4items grouped
Known?
Yes. 4 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #115939. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items address an OSError caused by RPC socket paths exceeding the AF_UNIX sun_path limit, particularly when TMPDIR is long on Linux. The fix anchors the socket path in /tmp to keep it short enough.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #115939 Hermes stops using /tmp: owned scratch dir, TMPDIR at boot, prompt line, CI lint

    merged to main

    files: .github/workflows/lint.yml, CONTRIBUTING.md, acp_adapter/server.py, agent/copilot_acp_client.py, agent/prompt_builder.py, apps/desktop/README.md, apps/desktop/e2e/group-chat-code-block-and-media.spec.ts, apps/desktop/e2e/group-create-gate-remote-roster.spec.ts, apps/desktop/e2e/group-room-member-editing.spec.ts, apps/desktop/e2e/group-transcript-mentions-reply-to.spec.ts, apps/desktop/e2e/group-transcript-owner-meta.spec.ts, apps/desktop/e2e/group-turn-integrity.spec.ts, apps/desktop/scripts/perf/README.md, apps/desktop/scripts/perf/gateway_attach_bench.py, apps/desktop/scripts/perf/scenarios/multitab.mjs, apps/desktop/scripts/profile-model-picker.mjs, apps/desktop/scripts/profile-typing-lag.md, apps/desktop/src/app/chat/short-session-hang-repro.tsx, evals/botmode-dm-delivery/probe-cron-root.spec.ts, evals/botmode-dm-delivery/probe-dm-delivery.spec.ts (+180 more)

2 PRs closed without merging

From the close comments: done elsewhere 2

  • #61062 fix(execute_code): anchor RPC socket in /tmp to stay under AF_UNIX sun_path limit · done elsewhere → 51dd197, #115939, #61043
  • #61551 fix(code-exec): keep RPC socket path short · done elsewhere → #61062
Closed issues · 1
  • Closed#61043execute_code sandbox fails with OSError: AF_UNIX path too long when TMPDIR is long on Linux
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.50: the share of item 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.

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At a glance

Subsystem
environments
Merged PRs
#115939
Closed issues
1
Attempts
2 PRs closed without merging
Fix link checked
19 Sep 2026

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