{"record":{"id":"fd7c324fc4bb80f2","repo":"kubernetes/kops","slug":"error-running-tasks-w","errorCode":null,"errorMessage":"error running tasks: %w","messagePattern":"error running tasks: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"critical","filePath":"upup/pkg/fi/nodeup/command.go","lineNumber":390,"sourceCode":"\t\ttarget = fi.NewNodeupDryRunTarget(assetBuilder, out)\n\tdefault:\n\t\treturn fmt.Errorf(\"unsupported target type %q\", c.Target)\n\t}\n\n\tcontext, err := fi.NewNodeupContext(ctx, target, keyStore, &bootConfig, &nodeupConfig, taskMap)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error building context: %w\", err)\n\t}\n\n\tvar options fi.RunTasksOptions\n\toptions.InitDefaults()\n\n\t// Return rather than exit, so that the retry loop in cmd/nodeup gets to run:\n\t// kops-configuration.service is Type=oneshot, so a bootstrap that exits here is never\n\t// retried and the node never joins the cluster.\n\terr = context.RunTasks(options)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error running tasks: %w\", err)\n\t}\n\n\terr = target.Finish(taskMap)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"error closing target: %w\", err)\n\t}\n\n\tif nodeupConfig.EnableLifecycleHook {\n\t\tif bootConfig.CloudProvider == api.CloudProviderAWS {\n\t\t\terr := completeWarmingLifecycleAction(ctx, cloud, modelContext)\n\t\t\tif err != nil {\n\t\t\t\treturn fmt.Errorf(\"failed to complete lifecylce action: %w\", err)\n\t\t\t}\n\t\t}\n\t}\n\treturn nil\n}\n","sourceCodeStart":372,"sourceCodeEnd":408,"githubUrl":"https://github.com/kubernetes/kops/blob/4c8573c808a73d578c5eadc86d410646ea0b0d73/upup/pkg/fi/nodeup/command.go#L372-L408","documentation":"Run() executes the built task map via context.RunTasks(options). Any task failure (package install, file write, service start, kubelet config, etc.) propagates here wrapped as \"error running tasks\". The comment in the source stresses why the function returns rather than exiting: kops-configuration.service is Type=oneshot, so an exiting bootstrap is never retried and the node never joins — the retry loop in cmd/nodeup relies on Run returning an error.","triggerScenarios":"Any NodeupTask fails during execution: apt/yum package download failure, containerd/systemd unit errors, DNS or registry unreachable for assets/images, permission errors writing /etc or /var, keypair fetching from kops-controller failing.","commonSituations":"Node can't reach the package mirror or container registry (egress/NAT issues); TLS errors fetching assets from S3/kops-controller; disk full on /var; systemd failing to start containerd; transient network blips during node bootstrap in a new VPC with missing egress rules.","solutions":["Check the wrapped inner error and systemd journal (`journalctl -u kops-configuration.service`) for the failing task","Verify node egress: package mirrors, container registries (registry.k8s.io), and reachability of kops-controller/kube-apiserver","Fix the underlying task issue (disk space, DNS, proxy, TLS trust) and restart kops-configuration.service to retry","If a task repeatedly fails, run nodeup with --target dryrun to inspect the planned task set, then fix the cluster spec"],"exampleFix":"// before: node has no egress to registry.k8s.io, LoadImageTask times out\n// after: add NAT/egress rule or VPC endpoint\n//   security group egress: 0.0.0.0/0 443 (or S3/ECR endpoints), then:\nsystemctl restart kops-configuration.service","handlingStrategy":"retry","validationCode":"systemctl is-active containerd && curl -sI --max-time 5 https://registry.k8s.io/v2/ >/dev/null && echo 'prereqs ok'","typeGuard":null,"tryCatchPattern":"if err := nodeupCmd.Run(ctx); err != nil {\n    if strings.Contains(err.Error(), \"error running tasks\") {\n        // nodeup returns (does not exit) so cmd/nodeup's retry loop can re-run;\n        // preserve that behavior and back off\n        return backoffRetry(nodeupCmd.Run, 5)\n    }\n    return err\n}","preventionTips":["Verify node egress to package mirrors and container registries before bootstrap","Provision adequate disk on /var and monitor with node startup checks","Ensure DNS resolution works inside the VPC","Check journalctl -u kops-configuration.service on failures and let the oneshot retry loop re-run nodeup"],"tags":["nodeup","tasks","bootstrap","systemd"],"backgroundTag":"node-task-execution-failed","analyzedSha":"4c8573c808a73d578c5eadc86d410646ea0b0d73","analyzedAt":"2026-09-05T04:13:19.212Z","contentChangedAt":"2026-09-05T04:13:19.212Z","schemaVersion":2},"datasetVersion":"2026-09-12T07:17:12.445Z"}