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Document mandatory sudo requirement for self-hosted agentic workflows #18210

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pelikhan merged 3 commits into from
Feb 24, 2026
Merged

Document mandatory sudo requirement for self-hosted agentic workflows #18210

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Initial plan
Copilot Feb 24, 2026
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docs: require sudo on self-hosted runners for AWF security
Copilot Feb 24, 2026
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Merge branch 'main' into copilot/support-execution-self-hosted
pelikhan Feb 24, 2026
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5 changes: 5 additions & 0 deletions docs/src/content/docs/guides/self-hosted-runners.md
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Expand Up @@ -8,6 +8,11 @@ Use the `runs-on` frontmatter field to target a self-hosted runner instead of th
> [!NOTE]
> Runners must be Linux with Docker support. macOS and Windows are not supported — agentic workflows require container jobs for the [sandbox](/gh-aw/reference/sandbox/).

> [!WARNING]
> Self-hosted runners must allow `sudo` for agentic workflows. This is a deliberate security requirement. AWF (Agentic Workflow Firewall) applies host-level `iptables` rules to the Linux kernel `DOCKER-USER` chain to enforce network egress filtering for all agent containers on the AWF bridge network. This outer security boundary requires root UID.
>
> Container-level `iptables`, Squid proxy ACLs, and capability drops add defense in depth, but they do not replace host-level filtering. A non-sudo mode is not supported, including ARC configurations with `allowPrivilegeEscalation: false`.

## runs-on formats

**String** — single runner label:
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