4.21.0-0.nightly-2026-05-06-025300

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.nightly-2026-05-06-025300

Team Approvals:

Accepted
- QE

Tests:

Blocking jobs
- aws-ovn-serial-1of2 Succeeded (1 retry) periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-serial-1of2
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- aws-ovn-serial-2of2 Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-serial-2of2
- aws-ovn-single-node-upgrade-4.21-micro Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-aws-upgrade-ovn-single-node
- aws-ovn-upgrade-4.21-micro-fips Succeeded (1 retry) periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-upgrade-fips
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- aws-ovn-upgrade-4.21-micro-fips-no-nat-instance Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-upgrade-fips-no-nat-instance
- azure-ovn-upgrade-4.21-micro Succeeded (1 retry) periodic-ci-openshift-release-main-ci-4.21-e2e-azure-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- driver-toolkit Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-driver-toolkit
- fips-scan Succeeded periodic-ci-openshift-release-main-nightly-4.21-fips-payload-scan
- gcp-ovn-rt-upgrade-4.21-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-gcp-ovn-rt-upgrade
- hypershift-ovn-conformance-4.21 Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aws-ovn-conformance
- install-analysis-all Succeeded periodic-ci-openshift-release-main-nightly-4.21-install-analysis-all
- metal-ipi-ovn-bm Succeeded (1 retry) periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-bm
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- metal-ipi-ovn-ipv6 Succeeded (1 retry) periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-ipv6
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- microshift-ovn-conformance-parallel Succeeded periodic-ci-openshift-microshift-release-4.21-periodics-e2e-aws-ovn-ocp-conformance
- microshift-ovn-conformance-serial Succeeded periodic-ci-openshift-microshift-release-4.21-periodics-e2e-aws-ovn-ocp-conformance-serial
- overall-analysis-all Succeeded (1 retry) periodic-ci-openshift-release-main-nightly-4.21-overall-analysis-all
  - Attempt 1 Failed
  - Attempt 2 Succeeded
Informing jobs
- aws-console Failed periodic-ci-openshift-release-main-nightly-4.21-console-aws
- aws-control-plane-machine-set-operator Succeeded periodic-ci-openshift-cluster-control-plane-machine-set-operator-release-4.21-periodics-e2e-aws
- aws-csi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-csi
- aws-ovn Failed periodic-ci-openshift-release-main-ci-4.21-e2e-aws-ovn
- aws-ovn-cgroupsv2 Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-cgroupsv2
- aws-ovn-fips Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-fips
- aws-ovn-single-node Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-single-node
- aws-ovn-single-node-csi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-single-node-csi
- aws-ovn-single-node-serial Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-single-node-serial
- aws-ovn-single-node-upgrade-minor Succeeded periodic-ci-openshift-release-main-nightly-4.21-upgrade-from-stable-4.20-e2e-aws-upgrade-ovn-single-node
- aws-ovn-upgrade-out-of-change Failed periodic-ci-openshift-release-main-ci-4.21-e2e-aws-ovn-upgrade-out-of-change
- aws-upi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-upi
- azure-control-plane-machine-set-operator Succeeded periodic-ci-openshift-cluster-control-plane-machine-set-operator-release-4.21-periodics-e2e-azure
- azure-csi Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-azure-csi
- azure-ovn Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-azure-ovn
- azure-ovn-serial Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-azure-ovn-serial
- azure-ovn-upgrade-out-of-change Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-azure-ovn-upgrade-out-of-change
- cnv Succeeded periodic-ci-openshift-release-main-cnv-nightly-4.21-deploy-azure-kubevirt-ovn
- gcp-control-plane-machine-set-operator Succeeded periodic-ci-openshift-cluster-control-plane-machine-set-operator-release-4.21-periodics-e2e-gcp
- gcp-ovn Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-gcp-ovn
- gcp-ovn-csi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-gcp-ovn-csi
- gcp-ovn-rt Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-gcp-ovn-rt
- gcp-ovn-serial Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-gcp-ovn-serial
- gcp-ovn-upgrade-4.21-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-gcp-ovn-upgrade
- gcp-ovn-upgrade-micro Failed periodic-ci-openshift-release-main-ci-4.21-e2e-gcp-ovn-upgrade
- hypershift-aks-conformance-4.21 Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-azure-aks-ovn-conformance
- hypershift-kubevirt-ovn-conformance-4.21 Failed periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-azure-kubevirt-ovn
- metal-ipi-ovn-dualstack Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-dualstack
- metal-ipi-ovn-serial Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-serial-ipv4
- metal-ipi-ovn-serial-virtualmedia-1of2 Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-serial-virtualmedia-1of2
- metal-ipi-ovn-serial-virtualmedia-2of2 Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-serial-virtualmedia-2of2
- metal-ipi-ovn-upgrade Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-ovn-upgrade
- metal-ipi-ovn-upgrade-minor Succeeded periodic-ci-openshift-release-main-nightly-4.21-upgrade-from-stable-4.20-e2e-metal-ipi-ovn-upgrade
- metal-ipi-serial-ipv6 Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-serial-ovn-ipv6
- metal-ipi-serial-ovn-dualstack Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-serial-ovn-dualstack
- metal-ipi-upgrade-ovn-ipv6 Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ipi-upgrade-ovn-ipv6
- metal-ipi-upgrade-ovn-ipv6-minor Succeeded periodic-ci-openshift-release-main-nightly-4.21-upgrade-from-stable-4.20-e2e-metal-ipi-upgrade-ovn-ipv6
- metal-ovn-single-node-recert-cluster-rename Succeeded periodic-ci-openshift-release-main-nightly-4.21-metal-ovn-single-node-recert-cluster-rename
- openshift-dedicated-gcp-conformance Failed periodic-ci-openshift-release-main-nightly-4.21-e2e-osd-ccs-gcp
- ovn-proxy Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-aws-ovn-proxy
- ovn-single-node-live-iso Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-metal-ovn-single-node-live-iso
- qe-perfscale Succeeded periodic-ci-openshift-eng-ocp-qe-perfscale-ci-main-aws-4.21-nightly-x86-payload-control-plane-6nodes
- rosa-classic-sts-conformance Failed (1 retry) periodic-ci-openshift-release-main-nightly-4.21-e2e-rosa-sts-ovn
  - Attempt 1 Failed
  - Attempt 2 Failed
- telcov10n-metal-single-node-spoke Succeeded periodic-ci-openshift-kni-eco-ci-cd-main-nightly-4.21-telcov10n-metal-single-node-spoke
- telcov10n-metal-single-node-spoke-kpis Succeeded periodic-ci-openshift-kni-eco-ci-cd-main-nightly-4.21-telcov10n-metal-single-node-spoke-kpis
- upgrade-analysis-all Failed (2 retries) periodic-ci-openshift-release-main-nightly-4.21-upgrade-analysis-all
- upgrade-minor-ovn Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-aws-ovn-upgrade
- vsphere-ovn Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-ovn
- vsphere-ovn-csi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-ovn-csi
- vsphere-ovn-serial Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-ovn-serial
- vsphere-ovn-upgrade-micro Succeeded periodic-ci-openshift-release-main-ci-4.21-e2e-vsphere-ovn-upgrade
- vsphere-ovn-upgrade-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-vsphere-ovn-upgrade
- vsphere-ovn-upi Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-ovn-upi
- vsphere-ovn-upi-serial Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-ovn-upi-serial
- vsphere-static-ovn Succeeded periodic-ci-openshift-release-main-nightly-4.21-e2e-vsphere-static-ovn
Async jobs
- claude-payload-agent Succeeded periodic-ci-openshift-release-main-claude-payload-agent-no-slack

Upgrades from:

4.21.0-0.nightly-2026-05-03-094036 - F S S F S F S S F S S S
4.20.0-0.nightly-2026-05-04-230007 (changes) - S S S S S S S

Upgrades to:

4.22.0-0.nightly-2026-05-10-144737 (changes) - S S S S S S S
4.22.0-0.nightly-2026-05-10-025105 (changes) - S S S S S S S
4.22.0-0.nightly-2026-05-09-141926 (changes) - F F F F F S F F F
4.22.0-0.nightly-2026-05-08-091412 (changes) - F S S S S S S F
4.22.0-0.nightly-2026-05-07-131723 (changes) - F F F S F S S F F
4.22.0-0.nightly-2026-05-07-043024 (changes) - S S S S F S S
4.22.0-0.nightly-2026-05-06-203521 (changes) - S S S S F S S
4.22.0-0.nightly-2026-05-06-095717 (changes) - Success
4.21.0-0.nightly-2026-05-10-083521 (changes) - S S S S S S S S S S
4.21.0-0.nightly-2026-05-10-015308 (changes) - S F F S S S S S S S S
4.21.0-0.nightly-2026-05-09-145307 (changes) - F F S F F S F F S S F S
4.21.0-0.nightly-2026-05-09-053154 (changes) - F F S F S S S S S S S
4.21.0-0.nightly-2026-05-08-200806 (changes) - S S F F F F S S S F S
4.21.0-0.nightly-2026-05-08-092044 (changes) - S S S F S S S S F F S S
4.21.0-0.nightly-2026-05-06-210133 (changes) - S F S S F S S S S F F F S
4.21.0-0.nightly-2026-05-06-111831 (changes) - S S F S F S S F S F S

Loading changelog, this may take a while ...

Changes from 4.21.0-0.nightly-2026-05-03-094036

Created: 2026-05-06 02:56:09 +0000 UTC

Image Digest: sha256:840e296efe3d79f074f1c62f813bc0a81d9e072b09ff1ab06303e1f3021c9f5d

Components

Kubectl 1.34.1
Kubernetes 1.34.7
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS 10.2.20260423-0

The CoreOS links above are for the base CoreOS layer used to build the OpenShift node image and do not contain OpenShift components. This is normally only useful to devs working closely with the CoreOS team. For info about the node image, see the Node Image Info section.

Rebuilt images without code change

agent-installer-node-agent git e5713826 sha256:c029932c167e2cffde9a093704a352b54343509bfbd438d357127ffa1f49893c
cluster-node-tuning-operator git 9782f0fb sha256:4ea99f522a50e1f01c15dff4fb9160eb12572f191eb38b6bf534a411941b921a
driver-toolkit git f0ae9d12 sha256:b2ff7d0fd20ed8e2ef8f9a178754c570c638cd49c935db5e172e859c3d602b6b
ironic git 6e93d7a0 sha256:bba0873bcadefa9d6675a4a3b9fe486781d30474463aa23ef638b03842b56356
ironic-machine-os-downloader git 707c2262 sha256:93cc4ca7d593663e540c9f1405508994e06af82f268420c86f3506b49a1e4c30
metallb-frr git c82bfaad sha256:ddc333602ac2457714015ee718a8674e3f6e805fd0589501d4d4d925eb40a191
monitoring-plugin git 908df025 sha256:ecbbd27d3f1559a4d4aae408f34034dd7571f6f8cc07420076084254ce3decab
network-tools git d6717e45 sha256:8f2d01e00e9e622ca086d8bead6a9851e2c6789c379f7755c05e5f855215ef2c
networking-console-plugin git 268037d7 sha256:d6325255557a21b6020673aa4ca64a09518fceea6c162448bf31f67fe9f642df
rhel-coreos git 10f1a2e7 sha256:4cdf670803653f68fd4958a0b42d9659766a4c92b21de91e0bc498f42c77b01d
rhel-coreos-extensions git 10f1a2e7 sha256:e64ec81ef6eef4331d88ba96951501e0294dc842b0a16fe5e933688b449d4f32
tests git 34379498 sha256:16ee6b57638a69c51490b8868690f49ce4f047c1d11504cef2d9270278948d6e
tools git 9d9df34c sha256:36bb62da0580fd78acf97450085855c6fddfded1b4d3ad6a5130bc1f08573dca

agent-installer-ui

MGMT-24152: UI allows editing pull secret in draft cluster (#3674) #3674
Full changelog

azure-cluster-api-controllers

OCPBUGS-80740: Bump google.golang.org/grpc to v1.79.3 #383
Full changelog

azure-service-operator

OCPBUGS-80713: Bump google.golang.org/grpc to v1.79.3 #28
Full changelog

console

OCPBUGS-84967: Add bottom pagination to ConsoleDataView for mobile responsiveness #16396
Full changelog

machine-config-operator

OCPBUGS-84878: Update AMI Whitelist #5915
Full changelog

openstack-cluster-api-controllers

UPSTREAM-SYNC: Merge https://github.com/kubernetes-sigs/cluster-api-provider-openstack:release-0.13 into release-4.21 #394
Full changelog

telemeter

OCPBUGS-80868: Bump google.golang.org/grpc to v1.79.3 #589
OCPBUGS-81817: [release-1.21] Fix CVE-2026-34986 #593
Full changelog

Node Image Info

Loading node image info, this may take a while ...

Unable to show node image info: too many concurrent oc adm release info --rpmdb/--rpmdb-diff operations (limit 16)

View changelog in Markdown or change previous release:

Source code for this page located on github