# GitLab: Major incident: Artifact download and upload failing on shared runners

**Summary:** _summary pending_
- Kind: Major incident · Label: major (vendor)
- Changed: 2025-10-05 08:51 UTC · Detected: 2026-10-18 05:08 UTC
- [Source: https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/68e23178257114054a3d04d2](https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/68e23178257114054a3d04d2)
- [Company: GitLab](https://rewindex.com/company/gitlab.md)
- Versions: before (none: first archived) → after incident\_version:188/68e23178257114054a3d04d2@0663da672047
- Change 1 of 1 for this incident

Incident page (full timeline): [Artifact download and upload failing on shared runners](https://rewindex.com/company/gitlab/incidents/68e23178257114054a3d04d2.md)
## What changed

**1. Added: Title**

```diff
+ Artifact download and upload failing on shared runners
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-10-05 08:51 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-10-06 00:56 UTC
```

**6. Added: Affected components**

```diff
+ CI/CD - Hosted runners on Linux
```

**7. Added: Update** (investigating) · 2025-10-05 08:51 UTC

```diff
+ We are investigating a problem which is causing CI jobs to time out when downloading or uploading artifacts. For additional details please see https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664.
```

**8. Added: Update** (investigating) · 2025-10-05 09:50 UTC

```diff
+ No material updates as of now, we're still investigating. More details here: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**9. Added: Update** (investigating) · 2025-10-05 11:43 UTC

```diff
+ We are still working on finding the root cause for this issue. The incident link is gitlab.com/gitlab-com/gl-infra/production/-/issues/20664.
```

**10. Added: Update** (identified) · 2025-10-05 14:56 UTC

```diff
+ We've traced the artifact upload and download failures to a misconfiguration. We are working on implementing a mitigation. More information is available in https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664.
```

**11. Added: Update** (identified) · 2025-10-05 16:22 UTC

```diff
+ We continue to work on mitigation efforts. Additional details are available in gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**12. Added: Update** (identified) · 2025-10-05 17:23 UTC

```diff
+ No material updates at this time. Mitigation efforts are still in progress, and additional details will be shared here: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**13. Added: Update** (identified) · 2025-10-05 18:25 UTC

```diff
+ There are no new updates to share at this time. Work on mitigation is ongoing, and further information will be provided here: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**14. Added: Update** (identified) · 2025-10-05 19:20 UTC

```diff
+ Mitigation work is still underway as we continue to address the issue. Updates will be shared as progress is made: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**15. Added: Update** (identified) · 2025-10-05 20:22 UTC

```diff
+ Our teams are continuing to verify and implement mitigation steps. We’ll share additional updates as soon as more information becomes available: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**16. Added: Update** (identified) · 2025-10-05 21:24 UTC

```diff
+ We have merged changes to address this issue. Our next update will be provided once the changes have been fully deployed. More details are available here: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**17. Added: Update** (monitoring) · 2025-10-05 22:07 UTC

```diff
+ The recently merged changes have resolved the issue. We will continue to monitor system performance to ensure ongoing stability. More details are available here: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20664
```

**18. Added: Update** (resolved) · 2025-10-06 00:56 UTC

```diff
+ The fix has been deployed and our monitoring shows that jobs are running as normal now. For full details, please see: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/20621
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-10-05 08:51 UTC | Major incident: Artifact download and upload failing on shared runners (this change) | major |

All GitLab changes: [timeline](https://rewindex.com/company/gitlab/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/i055897660b8354 · Markdown: https://rewindex.com/change/i055897660b8354.md · JSON: https://rewindex.com/api/v1/changes/i055897660b8354 · Generated 2026-10-18T10:23:45.686Z