Changes / Buildkite / macOS hosted agent jobs not starting
Buildkite: Major incident: macOS hosted agent jobs not starting
Summary
Buildkite reported a major outage preventing macOS hosted agent jobs from starting because of a misconfigured agent image update. Recorded start: 2026-09-30 06:30 UTC; recorded resolution: 2026-09-28 01:30 UTC; duration unknown. The vendor reported a fix and normal operation for new jobs; affected jobs still in Scheduled must be canceled and retried.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: macOS hosted agent jobs not starting
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After: major
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After: resolved
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After: 2026-09-30 06:30 UTC
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After: 2026-09-28 01:30 UTC
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After: Between 11:45 and 15:00 (GMT+10) on 28 September, macOS hosted agent jobs could not start because of a misconfigured agent image update. This has been fixed and new jobs are running normally. Jobs from that window still waiting in the Scheduled state won't start on their own. Please cancel and retry them.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: macOS hosted agent jobs not starting (this change) Buildkite reported a major outage preventing macOS hosted agent jobs from starting because of a misconfigured agent image update. Recorded start: 2026-09-30 06:30 UTC; recorded resolution: 2026-09-28 01:30 UTC; duration unknown. The vendor reported a fix and normal operation for new jobs; affected jobs still in Scheduled must be canceled and retried. | Major incident |
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