gloo: Gloo does not work in k3s (gateway does not start)

Describe the bug Gloo does not work correctly in https://k3s.io/

To Reproduce Steps to reproduce the behavior:

1. install k3s
2. install gloo using glooctl or helm chart
3. notice that gateway does not start properly. UI reports “Could not find gloo proxy resource for gateway-proxy gateway-proxy”

kubectl get po -n gloo-system -l "gloo=gateway"

NAME                       READY   STATUS    RESTARTS   AGE
gateway-7bc858f4dc-czcfg   0/1     Running   0          12m

kubectl logs -n gloo-system gateway-7bc858f4dc-czcfg

{"level":"info","ts":1607021497.2892132,"logger":"gateway.v1.event_loop","caller":"v1/setup_event_loop.sk.go:57","msg":"event loop started","version":"1.5.12"}
{"level":"info","ts":1607021497.4214463,"logger":"gateway.v1.event_loop.gateway","caller":"validation/robust_client.go:34","msg":"starting proxy validation client... this may take a moment","version":"1.5.12","validation_server":"gloo:9988"}

Expected behavior Gloo proxy starts correctly

Additional context Add any other context about the problem here, e.g.

• Gloo Edge version v1.5.12
• Kubernetes version v1.19.4+k3s1