CI: ConformanceEKS (ci-eks): Run connectivity test with IPSec (1.27, eu-north-1, true) timeout reached waiting lookup for localhost from pod client2 to echo-other-node

[gandro]

CI failure

Regular test (without IPSec) went through, but the second run (with IPSec) failed:

Run cilium connectivity test --flow-validation=disabled --hubble=false --collect-sysdump-on-failure --external-target amazon.com --force-deploy \
🔥 [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deleting connectivity check deployments...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Creating namespace cilium-test for connectivity check...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying echo-same-node service...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying DNS test server configmap...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying same-node deployment...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying client deployment...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying client2 deployment...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying echo-other-node service...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying other-node deployment...
✨ [host-netns] Deploying cilium-cilium-5474058443-1.eu-north-1.eksctl.io daemonset...
✨ [host-netns-non-cilium] Deploying cilium-cilium-5474058443-1.eu-north-1.eksctl.io daemonset...
✨ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Deploying echo-external-node deployment...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for deployments [client client2 echo-same-node] to become ready...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for deployments [echo-other-node] to become ready...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for CiliumEndpoint for pod cilium-test/client-6965d549d5-j6d67 to appear...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for CiliumEndpoint for pod cilium-test/client2-76f4d7c5bc-md86j to appear...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for pod cilium-test/client-6965d549d5-j6d67 to reach DNS server on cilium-test/echo-same-node-965bbc7d4-7r7km pod...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for pod cilium-test/client2-76f4d7c5bc-md86j to reach DNS server on cilium-test/echo-same-node-965bbc7d4-7r7km pod...
⌛ [cilium-cilium-5474058443-1.eu-north-1.eksctl.io] Waiting for pod cilium-test/client2-76f4d7c5bc-md86j to reach DNS server on cilium-test/echo-other-node-545c9b778b-49s47 pod...
connectivity test failed: timeout reached waiting lookup for localhost from pod cilium-test/client2-76f4d7c5bc-md86j to server on pod cilium-test/echo-other-node-545c9b778b-49s47 to succeed (last error: context deadline exceeded)
Error: Process completed with exit code 1.

Run: https://github.com/cilium/cilium/actions/runs/5474058443/jobs/9968346055
Sysdump: cilium-sysdumps.zip

[gandro]

This was actually not a flake but a real bug. closing.