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Download installer and client with:

oc adm release extract --tools registry.ci.openshift.org/origin/release-scos:4.21.0-0.okd-scos-nightly-2026-08-04-011416

Qualifiers (status api): None

Tests:

• Blocking jobs
  • aws Failed (2 retries) periodic-ci-openshift-release-main-okd-scos-4.21-e2e-aws-ovn

    • Attempt 1 Failed
    • Attempt 2 Failed
    • Attempt 3 Failed
• Informing jobs
  • agent-single-node-ipv6 Failed periodic-ci-openshift-release-main-okd-scos-4.21-e2e-agent-single-node-ipv6
  • aws-ovn-techpreview Failed (2 retries) periodic-ci-openshift-release-main-okd-scos-4.21-e2e-aws-ovn-techpreview

    • Attempt 1 Failed
    • Attempt 2 Failed
    • Attempt 3 Failed
  • aws-upgrade Failed (1 retry) periodic-ci-openshift-release-main-okd-scos-4.21-e2e-aws-ovn-upgrade

    • Attempt 1 Failed
    • Attempt 2 Failed
  • aws-upgrade-minor Failed periodic-ci-openshift-release-main-okd-scos-4.21-upgrade-from-okd-scos-4.20-e2e-aws-ovn-upgrade
  • gcp Failed periodic-ci-openshift-release-main-okd-scos-4.21-e2e-gcp
  • vsphere Failed periodic-ci-openshift-release-main-okd-scos-4.21-e2e-vsphere-ovn

Upgrades from:

• 4.21.0-0.okd-scos-nightly-2026-07-23-021130 (changes) - Failed Failed
• 4.20.0-0.okd-scos-2026-02-10-130951 - Failed

---

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Unable to show full changelog: could not generate a changelog: fatal: destination path '/tmp/git/github.com/openshift/cluster-dns-operator' already exists and is not an empty directory. error: exit status 128

View changelog in Markdown or change previous release: 4.21.0-0.okd-scos-nightly-2026-08-02-0120034.21.0-0.okd-scos-nightly-2026-08-01-1320034.21.0-0.okd-scos-nightly-2026-08-01-0120034.21.0-0.okd-scos-nightly-2026-07-25-0211304.21.0-0.okd-scos-nightly-2026-07-23-0211304.21.0-0.okd-scos-nightly-2026-07-22-1411304.21.0-0.okd-scos-nightly-2026-07-22-0211304.21.0-0.okd-scos-nightly-2026-07-21-0116254.21.0-0.okd-scos-nightly-2026-07-20-131247───5.0.0-0.okd-scos-nightly-2026-08-04-1727045.0.0-0.okd-scos-nightly-2026-08-04-0527045.0.0-0.okd-scos-nightly-2026-08-03-1527245.0.0-0.okd-scos-nightly-2026-08-03-0327245.0.0-0.okd-scos-nightly-2026-08-02-1527245.0.0-0.okd-scos-nightly-2026-08-02-0327245.0.0-0.okd-scos-nightly-2026-07-24-0324295.0.0-0.okd-scos-nightly-2026-07-23-0324295.0.0-0.okd-scos-nightly-2026-07-16-1510235.0.0-0.okd-scos-nightly-2026-07-16-0310235.0.0-0.okd-scos-nightly-2026-07-15-151023───5.0.0-0.okd-scos-2026-08-04-2134595.0.0-0.okd-scos-2026-08-04-0934595.0.0-0.okd-scos-2026-08-03-2134595.0.0-0.okd-scos-2026-08-03-0934595.0.0-0.okd-scos-2026-08-02-2134595.0.0-0.okd-scos-2026-08-02-0934595.0.0-0.okd-scos-2026-07-23-0738335.0.0-0.okd-scos-2026-07-22-1643375.0.0-0.okd-scos-2026-07-22-0443375.0.0-0.okd-scos-2026-07-14-1913295.0.0-0.okd-scos-2026-07-14-0713295.0.0-0.okd-scos-2026-07-13-1913295.0.0-0.okd-scos-2026-07-13-0713295.0.0-0.okd-scos-2026-07-12-065100───4.23.0-0.okd-scos-nightly-2026-06-19-2121094.23.0-0.okd-scos-nightly-2026-06-19-0921094.23.0-0.okd-scos-nightly-2026-03-09-153314───4.23.0-0.okd-scos-2026-08-01-0343024.23.0-0.okd-scos-2026-07-31-1543024.23.0-0.okd-scos-2026-07-29-1405184.23.0-0.okd-scos-2026-03-09-153314───4.22.0-0.okd-scos-nightly-2026-08-04-0139094.22.0-0.okd-scos-nightly-2026-08-03-1316484.22.0-0.okd-scos-nightly-2026-08-02-1316144.22.0-0.okd-scos-nightly-2026-08-01-1417194.22.0-0.okd-scos-nightly-2026-08-01-0217194.22.0-0.okd-scos-nightly-2026-07-25-0220124.22.0-0.okd-scos-nightly-2026-07-24-0220124.22.0-0.okd-scos-nightly-2026-07-23-1420124.22.0-0.okd-scos-nightly-2026-07-23-0220124.22.0-0.okd-scos-nightly-2026-07-17-1404274.22.0-0.okd-scos-nightly-2026-07-17-0204274.22.0-0.okd-scos-nightly-2026-07-16-1404264.22.0-0.okd-scos-nightly-2026-07-16-0204264.22.0-0.okd-scos-nightly-2026-07-15-140426───4.22.0-0.okd-scos-2026-08-04-0705334.22.0-0.okd-scos-2026-08-03-1444024.22.0-0.okd-scos-2026-08-01-0159544.22.0-0.okd-scos-2026-07-31-1359544.22.0-0.okd-scos-2026-07-31-015954───4.21.0-0.okd-scos-2026-07-29-0152434.21.0-0.okd-scos-2026-07-28-1352434.21.0-0.okd-scos-2026-07-27-2036484.21.0-0.okd-scos-2026-07-22-1643374.21.0-0.okd-scos-2026-07-22-0443374.21.0-0.okd-scos-2026-07-21-1643374.21.0-0.okd-scos-2026-07-21-0443374.21.0-0.okd-scos-2026-07-20-1643374.21.0-0.okd-scos-2026-07-14-1808504.21.0-0.okd-scos-2026-07-14-012503───4.20.0-0.okd-scos-2026-02-10-1309514.20.0-0.okd-scos-2026-02-07-0016394.20.0-0.okd-scos-2026-02-06-1216394.20.0-0.okd-scos-2026-02-06-0016394.20.0-0.okd-scos-2026-02-05-1216384.20.0-0.okd-scos-2026-02-05-001637───4.19.0-0.okd-scos-2025-10-25-0018304.19.0-0.okd-scos-2025-10-24-1218294.19.0-0.okd-scos-2025-10-24-0018284.19.0-0.okd-scos-2025-10-23-1218284.19.0-0.okd-scos-2025-10-23-001828───4.18.0-0.okd-scos-2025-05-27-0825374.18.0-0.okd-scos-2025-05-26-2025374.18.0-0.okd-scos-2025-05-26-0825374.18.0-0.okd-scos-2025-05-23-0333574.18.0-0.okd-scos-2025-05-22-153357───4.17.0-0.okd-scos-2025-02-25-0904554.17.0-0.okd-scos-2025-02-24-2104554.17.0-0.okd-scos-2025-02-24-0904544.17.0-0.okd-scos-2025-02-23-2104544.17.0-0.okd-scos-2025-02-22-211215───4.16.0-0.okd-scos-2025-01-06-1432414.16.0-0.okd-scos-2025-01-04-1456004.16.0-0.okd-scos-2025-01-04-0142364.16.0-0.okd-scos-2025-01-03-1342364.16.0-0.okd-scos-2025-01-03-0142364.16.0-0.okd-scos-2024-12-17-0222464.16.0-0.okd-scos-2024-11-24-1100454.16.0-0.okd-scos-2024-11-23-1818454.16.0-0.okd-scos-2024-11-23-0618454.16.0-0.okd-scos-2024-11-22-1818454.16.0-0.okd-scos-2024-11-22-061845───4.15.0-0.okd-scos-2024-12-16-1913164.15.0-0.okd-scos-2024-01-18-1035224.15.0-0.okd-scos-2024-01-17-2235214.15.0-0.okd-scos-2024-01-17-1035204.15.0-0.okd-scos-2024-01-16-223519───4.15.0-0.okd-2025-06-27-1341344.15.0-0.okd-2025-06-17-1652194.15.0-0.okd-2025-05-02-1402244.15.0-0.okd-2025-04-03-2126204.15.0-0.okd-2025-04-02-1800124.15.0-0.okd-2024-03-27-1109014.15.0-0.okd-2024-03-26-2309014.15.0-0.okd-2024-03-23-1640104.15.0-0.okd-2024-03-23-0440104.15.0-0.okd-2024-03-22-164010───4.22.0-okd-scos.ec.164.22.0-okd-scos.ec.154.22.0-okd-scos.ec.144.22.0-okd-scos.ec.134.22.0-okd-scos.ec.124.22.0-okd-scos.ec.114.22.0-okd-scos.ec.104.22.0-okd-scos.ec.94.22.0-okd-scos.ec.84.22.0-okd-scos.ec.74.22.0-okd-scos.ec.64.22.0-okd-scos.ec.54.22.0-okd-scos.ec.44.22.0-okd-scos.ec.34.22.0-okd-scos.ec.24.22.0-okd-scos.ec.14.22.0-okd-scos.ec.04.21.0-okd-scos.ec.194.21.0-okd-scos.ec.184.21.0-okd-scos.ec.174.21.0-okd-scos.ec.164.21.0-okd-scos.ec.154.21.0-okd-scos.ec.144.21.0-okd-scos.ec.134.21.0-okd-scos.ec.124.21.0-okd-scos.ec.114.21.0-okd-scos.ec.104.21.0-okd-scos.ec.94.21.0-okd-scos.ec.84.21.0-okd-scos.ec.74.21.0-okd-scos.ec.64.21.0-okd-scos.ec.54.21.0-okd-scos.ec.44.21.0-okd-scos.ec.34.21.0-okd-scos.ec.24.21.0-okd-scos.ec.14.21.0-okd-scos.ec.0───5.0.0-okd-scos.ec.65.0.0-okd-scos.ec.55.0.0-okd-scos.ec.45.0.0-okd-scos.ec.35.0.0-okd-scos.ec.25.0.0-okd-scos.ec.15.0.0-okd-scos.ec.0───4.22.0-okd-scos.74.22.0-okd-scos.64.22.0-okd-scos.54.22.0-okd-scos.44.22.0-okd-scos.34.22.0-okd-scos.24.22.0-okd-scos.14.22.0-okd-scos.04.21.0-okd-scos.114.21.0-okd-scos.104.21.0-okd-scos.94.21.0-okd-scos.84.21.0-okd-scos.74.21.0-okd-scos.64.21.0-okd-scos.54.21.0-okd-scos.44.21.0-okd-scos.34.21.0-okd-scos.24.21.0-okd-scos.14.21.0-okd-scos.04.20.0-okd-scos.174.20.0-okd-scos.164.20.0-okd-scos.154.20.0-okd-scos.144.20.0-okd-scos.134.20.0-okd-scos.124.20.0-okd-scos.114.20.0-okd-scos.104.20.0-okd-scos.94.20.0-okd-scos.84.20.0-okd-scos.74.20.0-okd-scos.64.20.0-okd-scos.54.20.0-okd-scos.44.20.0-okd-scos.34.20.0-okd-scos.24.20.0-okd-scos.14.20.0-okd-scos.04.19.0-okd-scos.194.19.0-okd-scos.184.19.0-okd-scos.174.19.0-okd-scos.164.19.0-okd-scos.154.19.0-okd-scos.144.19.0-okd-scos.134.19.0-okd-scos.124.19.0-okd-scos.114.19.0-okd-scos.104.19.0-okd-scos.94.19.0-okd-scos.84.19.0-okd-scos.74.19.0-okd-scos.64.19.0-okd-scos.54.19.0-okd-scos.44.19.0-okd-scos.34.19.0-okd-scos.24.19.0-okd-scos.14.19.0-okd-scos.04.18.0-okd-scos.104.18.0-okd-scos.94.18.0-okd-scos.84.18.0-okd-scos.74.18.0-okd-scos.64.18.0-okd-scos.54.18.0-okd-scos.44.18.0-okd-scos.34.18.0-okd-scos.24.18.0-okd-scos.14.18.0-okd-scos.04.17.0-okd-scos.34.17.0-okd-scos.24.17.0-okd-scos.14.17.0-okd-scos.04.16.0-okd-scos.14.16.0-okd-scos.0───4.15.0-0.okd-2024-03-10-0101164.15.0-0.okd-2024-02-23-1634104.15.0-0.okd-2024-02-10-0355344.15.0-0.okd-2024-01-27-070424

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