NO-ISSUE: rebase-release-4.21-4.21.0-0.nightly-2026-03-29-021947_amd64-2026-03-29_arm64-2026-03-30

[microshift-rebase-script]

amd64: 4.21.0-0.nightly-2026-03-29-021947
arm64: 4.21.0-0.nightly-arm64-2026-03-30-015504
prow job: https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-microshift-release-4.21-periodics-rebase-on-nightlies/2038466486422474752

• machine-config-operator embedded-component a2530e2fdbd881f9c3b0cb49f224ead07d797f10 to 5b0cdfd2162dcd354e4ff9f31286c5b5bff3f1dc

  • b09a5ad1 2026-03-25T00:47:41Z bootimage: skip sync until cluster is stable
  • 3617fe84 2026-03-24T14:14:56Z chore: update AMIs

• operator-framework-olm embedded-component c859a9b75e743b5899ba1e7a2adbcc85633a7d64 to d7462e05f60c0ad13a2dce6ea516cbc624cae203

  • 265777f0 2026-03-25T00:44:28Z Fix SA restore resourceVersion conflict error
  • b6fa1780 2026-03-24T16:52:36+08:00 Fix nil pointer dereference in sortUnpackJobs when sorting non-failed jobs ([release-4.17] USHIFT-3776: Remove skip of topolvm check for crel image #3793)

• oc image-amd64 56a56a3a76474ed4329fff4fc9958e2c60c3ab3f to c6c422e62bcd8b75061aea94820e5f077b1562a8

  • 8bfe9ae8 2026-03-28T03:43:44Z Allow periods in display name labels for version validation

• ovn-kubernetes image-amd64 010f7c2967b53f6c1be8286078cd4ae0dd65beae to 0fd9d309727f67d7648d0fbfa29bdbbdfdf14ae3

  • 4e1a7ac6 2026-03-23T13:50:27-07:00 sync test annotations with upstream changes
  • c79a4600 2026-02-25T14:14:03-08:00 make new tests informing by default
  • 14b73098 2026-02-23T09:21:35+01:00 Minimize ACLs by combining ipBlocks into single ACL
  • afe27f93 2026-02-17T13:38:26+01:00 OTE: Exclude new BGP and EVPN tests
  • 515d4c74 2026-02-11T17:46:31-05:00 Fixes e2e sflow test
  • 95c0a261 2026-02-11T16:57:31+01:00 Fix asynchronous race with nad controller UT
  • 3b141338 2026-02-10T09:28:41-05:00 Move from chassis hostname -> chassis ID
  • c44cbbfb 2026-02-10T10:44:59+01:00 nodeallocator: fix subnet leak when hybrid overlay is enabled
  • 2dc1f0fb 2026-02-09T15:51:58-08:00 Add ENABLE_NO_OVERLAY in dpu and dpu host helm charts
  • 3d71dbc3 2026-02-09T15:51:58-08:00 Documentation for launching DPU and DPU Host clusters
  • 6882878f 2026-02-09T15:51:58-08:00 Daemonset changes for supporting DPU in IC mode
  • d0e79e98 2026-02-09T15:51:58-08:00 Helm chart changes for supporing DPU in IC mode
  • 8043a218 2026-02-09T15:51:58-08:00 Enable interconnect and networksegmentation in DPU-Hosts podspec
  • bf64ee06 2026-02-09T15:51:58-08:00 Enable DPUs to watch on a separate DPU Host cluster
  • 9d608ccb 2026-02-09T15:51:58-08:00 Add gateway options for dpu in IC mode
  • 1d5ee82f 2026-02-09T18:07:11+05:30 EgressFirewall: Use exponential backoff to refresh IP addresses for DNS names
  • bc93b2cf 2026-02-06T15:00:31-05:00 Organize and add CUDN/UDN workloads
  • d0dcc089 2026-02-05T16:11:34-08:00 Exclude NetSeg tests for SingleReplica topology
  • 322e3911 2026-02-05T10:04:41+01:00 ANP: Skip redundant status updates to reduce API server load
  • ff079902 2026-02-05T12:10:16+08:00 test: mark test IP as deprecated to prevent gateway IP selection
  • 5db3201f 2026-02-05T12:10:16+08:00 no-overlay: add CI test lanes
  • 546328cf 2026-02-05T12:10:16+08:00 no-overlay: add toReceive routes for pod subnets to FrrConfiguration
  • 8312c0e4 2026-02-05T12:10:16+08:00 no-overlay: Implement no-overlay for the default network
  • 67d3348e 2026-02-05T12:10:16+08:00 no-overlay: Set transport defaults and add validation
  • 0c76a90e 2026-02-05T12:10:16+08:00 no-overlay: Helm support for no-overlay enabeld clusters
  • 4eee03cd 2026-02-05T12:10:16+08:00 no-overlay: Kind support for deploying no-overlay enabled clusters
  • b8e644bb 2026-02-05T12:10:16+08:00 no-overlay: Add no-overlay and managed BGP configuration options
  • 0bf71766 2026-02-04T15:47:13-05:00 e2e: Collect binaries for collected coredumps
  • ddb32d43 2026-02-04T11:20:31+01:00 egressip: fix duplicate IP assignment on control-plane restart
  • 9fb7e85e 2026-02-04T10:19:09+01:00 Add ValidatingAdmissionPolicy for EgressIP
  • 5e666678 2026-02-04T10:19:09+01:00 Prevent restoration of k8s.ovn.org/egressip-mark annotation
  • 468d4724 2026-02-03T12:30:07-05:00 Remove limit on ovs-node
  • a9e45056 2026-02-02T18:47:08-05:00 Fixes race with cluster manager UDN test
  • 3ac35137 2026-02-02T14:35:16-08:00 misc fixes
  • 5dccd365 2026-02-02T14:35:14-08:00 update node switch external-ids
  • e83c0c75 2026-02-02T14:15:00-08:00 cleanup gateway manager only for primary network
  • 2b1e7ef1 2026-02-02T14:10:21-08:00 Set always_learn_from_arp_request to false for cluster router
  • 0d2e63c8 2026-02-02T14:10:21-08:00 no OVS bridges on dpu-host
  • b35671c2 2026-02-02T14:10:21-08:00 move mtu caculation out of loop
  • b7b77708 2026-02-02T13:29:41-05:00 fix: panic in runKubeletRestartTracker when reading from closed dbus channel
  • 197f2971 2026-02-02T12:32:38+01:00 RA controller: require EVPN feature flag for EVPN networks
  • 74032ba8 2026-02-02T12:32:38+01:00 Add EVPN support to RouteAdvertisements controller
  • ed1be245 2026-01-30T12:38:46+01:00 Fix race condition in GetNadNamespaces
  • e94bb529 2026-01-29T16:44:05+01:00 UDN controller: Add EVPN feature flag gating Signed-off-by: Matteo Dallaglio mdallagl@redhat.com
  • 7c70ab22 2026-01-29T16:44:04+01:00 UDN controller: Add VTEP validation for EVPN CUDNs
  • 86c71320 2026-01-29T16:43:56+01:00 UDN controller: Add cluster-wide VID allocation f

The change list was truncated. See scripts/auto-rebase/changelog.txt in the PR for the full details.

/label tide/merge-method-squash
/label backport-risk-assessed
/label jira/valid-bug

[openshift-ci-robot]

@microshift-rebase-script[bot]: This pull request explicitly references no jira issue.

Details

In response to this:

amd64: 4.21.0-0.nightly-2026-03-29-021947
arm64: 4.21.0-0.nightly-arm64-2026-03-30-015504
prow job: https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-microshift-release-4.21-periodics-rebase-on-nightlies/2038466486422474752

• machine-config-operator embedded-component a2530e2fdbd881f9c3b0cb49f224ead07d797f10 to 5b0cdfd2162dcd354e4ff9f31286c5b5bff3f1dc

• b09a5ad1 2026-03-25T00:47:41Z bootimage: skip sync until cluster is stable

• 3617fe84 2026-03-24T14:14:56Z chore: update AMIs

• operator-framework-olm embedded-component c859a9b75e743b5899ba1e7a2adbcc85633a7d64 to d7462e05f60c0ad13a2dce6ea516cbc624cae203

• 265777f0 2026-03-25T00:44:28Z Fix SA restore resourceVersion conflict error

• b6fa1780 2026-03-24T16:52:36+08:00 Fix nil pointer dereference in sortUnpackJobs when sorting non-failed jobs ([release-4.17] USHIFT-3776: Remove skip of topolvm check for crel image #3793)

• oc image-amd64 56a56a3a76474ed4329fff4fc9958e2c60c3ab3f to c6c422e62bcd8b75061aea94820e5f077b1562a8

• 8bfe9ae8 2026-03-28T03:43:44Z Allow periods in display name labels for version validation

• ovn-kubernetes image-amd64 010f7c2967b53f6c1be8286078cd4ae0dd65beae to 0fd9d309727f67d7648d0fbfa29bdbbdfdf14ae3

• 4e1a7ac6 2026-03-23T13:50:27-07:00 sync test annotations with upstream changes

• c79a4600 2026-02-25T14:14:03-08:00 make new tests informing by default

• 14b73098 2026-02-23T09:21:35+01:00 Minimize ACLs by combining ipBlocks into single ACL

• afe27f93 2026-02-17T13:38:26+01:00 OTE: Exclude new BGP and EVPN tests

• 515d4c74 2026-02-11T17:46:31-05:00 Fixes e2e sflow test

• 95c0a261 2026-02-11T16:57:31+01:00 Fix asynchronous race with nad controller UT

• 3b141338 2026-02-10T09:28:41-05:00 Move from chassis hostname -> chassis ID

• c44cbbfb 2026-02-10T10:44:59+01:00 nodeallocator: fix subnet leak when hybrid overlay is enabled

• 2dc1f0fb 2026-02-09T15:51:58-08:00 Add ENABLE_NO_OVERLAY in dpu and dpu host helm charts

• 3d71dbc3 2026-02-09T15:51:58-08:00 Documentation for launching DPU and DPU Host clusters

• 6882878f 2026-02-09T15:51:58-08:00 Daemonset changes for supporting DPU in IC mode

• d0e79e98 2026-02-09T15:51:58-08:00 Helm chart changes for supporing DPU in IC mode

• 8043a218 2026-02-09T15:51:58-08:00 Enable interconnect and networksegmentation in DPU-Hosts podspec

• bf64ee06 2026-02-09T15:51:58-08:00 Enable DPUs to watch on a separate DPU Host cluster

• 9d608ccb 2026-02-09T15:51:58-08:00 Add gateway options for dpu in IC mode

• 1d5ee82f 2026-02-09T18:07:11+05:30 EgressFirewall: Use exponential backoff to refresh IP addresses for DNS names

• bc93b2cf 2026-02-06T15:00:31-05:00 Organize and add CUDN/UDN workloads

• d0dcc089 2026-02-05T16:11:34-08:00 Exclude NetSeg tests for SingleReplica topology

• 322e3911 2026-02-05T10:04:41+01:00 ANP: Skip redundant status updates to reduce API server load

• ff079902 2026-02-05T12:10:16+08:00 test: mark test IP as deprecated to prevent gateway IP selection

• 5db3201f 2026-02-05T12:10:16+08:00 no-overlay: add CI test lanes

• 546328cf 2026-02-05T12:10:16+08:00 no-overlay: add toReceive routes for pod subnets to FrrConfiguration

• 8312c0e4 2026-02-05T12:10:16+08:00 no-overlay: Implement no-overlay for the default network

• 67d3348e 2026-02-05T12:10:16+08:00 no-overlay: Set transport defaults and add validation

• 0c76a90e 2026-02-05T12:10:16+08:00 no-overlay: Helm support for no-overlay enabeld clusters

• 4eee03cd 2026-02-05T12:10:16+08:00 no-overlay: Kind support for deploying no-overlay enabled clusters

• b8e644bb 2026-02-05T12:10:16+08:00 no-overlay: Add no-overlay and managed BGP configuration options

• 0bf71766 2026-02-04T15:47:13-05:00 e2e: Collect binaries for collected coredumps

• ddb32d43 2026-02-04T11:20:31+01:00 egressip: fix duplicate IP assignment on control-plane restart

• 9fb7e85e 2026-02-04T10:19:09+01:00 Add ValidatingAdmissionPolicy for EgressIP

• 5e666678 2026-02-04T10:19:09+01:00 Prevent restoration of k8s.ovn.org/egressip-mark annotation

• 468d4724 2026-02-03T12:30:07-05:00 Remove limit on ovs-node

• a9e45056 2026-02-02T18:47:08-05:00 Fixes race with cluster manager UDN test

• 3ac35137 2026-02-02T14:35:16-08:00 misc fixes

• 5dccd365 2026-02-02T14:35:14-08:00 update node switch external-ids

• e83c0c75 2026-02-02T14:15:00-08:00 cleanup gateway manager only for primary network

• 2b1e7ef1 2026-02-02T14:10:21-08:00 Set always_learn_from_arp_request to false for cluster router

• 0d2e63c8 2026-02-02T14:10:21-08:00 no OVS bridges on dpu-host

• b35671c2 2026-02-02T14:10:21-08:00 move mtu caculation out of loop

• b7b77708 2026-02-02T13:29:41-05:00 fix: panic in runKubeletRestartTracker when reading from closed dbus channel

• 197f2971 2026-02-02T12:32:38+01:00 RA controller: require EVPN feature flag for EVPN networks

• 74032ba8 2026-02-02T12:32:38+01:00 Add EVPN support to RouteAdvertisements controller

• ed1be245 2026-01-30T12:38:46+01:00 Fix race condition in GetNadNamespaces

• e94bb529 2026-01-29T16:44:05+01:00 UDN controller: Add EVPN feature flag gating Signed-off-by: Matteo Dallaglio mdallagl@redhat.com

• 7c70ab22 2026-01-29T16:44:04+01:00 UDN controller: Add VTEP validation for EVPN CUDNs

• 86c71320 2026-01-29T16:43:56+01:00 UDN controller: Add cluster-wide VID allocation f

The change list was truncated. See scripts/auto-rebase/changelog.txt in the PR for the full details.

/label tide/merge-method-squash
/label backport-risk-assessed
/label jira/valid-bug

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[ggiguash]

/test pull-ci-openshift-microshift-release-4.21-ocp-full-conformance-rhel-eus

[ggiguash]

/test ocp-full-conformance-rhel-eus

[openshift-ci]

@microshift-rebase-script[bot]: all tests passed!

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[eslutsky]

/lgtm
/verified by CI

[openshift-ci-robot]

@eslutsky: This PR has been marked as verified by CI.

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/lgtm
/verified by CI

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[APPROVALNOTIFIER] This PR is APPROVED

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