alf5 opened a new issue #941: URL: https://github.com/apache/apisix-ingress-controller/issues/941
### Issue description Pod crashes when ingress resource is deleted (i.e. kubectl delete ingress http-bin). ### Environment - your apisix-ingress-controller version (output of apisix-ingress-controller version --long): Version: 1.4.0 Git SHA: no-git-module Go Version: go1.16.12 Building OS/Arch: linux/amd64 Running OS/Arch: linux/amd64 - your Kubernetes cluster version (output of kubectl version): 1.21.1 - running in a kind cluster - if you run apisix-ingress-controller in Bare-metal environment, also show your OS version (uname -a): Linux dev-amd 5.13.0-37-generic #42-Ubuntu SMP Tue Mar 15 14:34:06 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ### Minimal test code / Steps to reproduce 1. Follow https://apisix.apache.org/docs/ingress-controller/practices/proxy-the-httpbin-service-with-ingress 2. execute - kubectl delete ingress httpserver-ingress ### Actual result apisix ingress controller pod crashes. Kubernetes restarts it and route and backend are then removed. ### Error log from pod's logs: ``` 2022-03-28T20:12:42+08:00 warn ingress/ingress.go:231 sync ingress failed, will retry {"object": {"Type":3,"Object":{"Key":"keycloak/keycloak","GroupVersion":"networking/v1","OldObject":null},"Tombstone":{}}, "error": "ingr │ │ ess.networking.k8s.io \"keycloak\" not found"} │ │ panic: runtime error: invalid memory address or nil pointer dereference │ │ [signal SIGSEGV: segmentation violation code=0x1 addr=0x20 pc=0x18cb92c] │ │ │ │ goroutine 174 [running]: │ │ github.com/apache/apisix-ingress-controller/pkg/ingress.(*ingressController).handleSyncErr(0xc0006b4a80, 0x198c020, 0xc00060e960, 0x1f9e100, 0xc000356fa0) │ │ /build/controller/pkg/ingress/ingress.go:237 +0x7ac │ │ github.com/apache/apisix-ingress-controller/pkg/ingress.(*ingressController).runWorker(0xc0006b4a80, 0x1fd9bf0, 0xc000358500) │ │ /build/controller/pkg/ingress/ingress.go:81 +0xcc │ │ created by github.com/apache/apisix-ingress-controller/pkg/ingress.(*ingressController).run │ │ /build/controller/pkg/ingress/ingress.go:68 +0x230 ``` ### Expected result pod not to crash -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
