k3s cannot pull the images of my private repository

[linzj3]

Environmental Info:
K3s Version:

v1.17.9+k3s1 (000a361)
Node(s) CPU architecture, OS, and Version:

Linux k3s-node2 5.8.1-1.el7.elrepo.x86_64 #1 SMP Tue Aug 11 12:01:11 EDT 2020 x86_64 x86_64 x86_64 GNU/Linux
Cluster Configuration:

2 masters, no workers
Describe the bug:

Failed to pull image "harbor.mideazy.com/rancher/istio-pilot:1.4.9": rpc error: code = Unknown desc = Error response from daemon: unauthorized: unauthorized to access repository: rancher/istio-pilot, action: pull: unauthorized to access repository: rancher/istio-pilot, action: pull
Steps To Reproduce:

• Installed K3s:

Expected behavior:

Actual behavior:

Additional context / logs:

[linzj3]

but I can pull the images by myself. ex: docker pull harbor.mideazy.com/rancher/istio-pilot:1.4.9
[root@k3s-node2 k3s]# docker pull harbor.mideazy.com/rancher/istio-pilot:1.4.9
1.4.9: Pulling from rancher/istio-pilot
23884877105a: Already exists
bc38caa0f5b9: Already exists
2910811b6c42: Already exists
36505266dcc6: Already exists
a78d895d9f83: Already exists
9b0dd883c8fd: Already exists
38e7f77217c9: Pull complete
bdaa8c182830: Pull complete
Digest: sha256:440f809544f7fed6c17334f9a4ab592b6a01b8600395b375a477177f6ba375e0
Status: Downloaded newer image for harbor.mideazy.com/rancher/istio-pilot:1.4.9
harbor.mideazy.com/rancher/istio-pilot:1.4.9

[mnorrsken]

have you configured /etc/rancher/k3s/registries.yaml on each node as per
https://rancher.com/docs/k3s/latest/en/installation/private-registry/