fatal error: concurrent map writes

[saltbo]

Fission/Kubernetes version

$ fission version
1.17.0
$ kubectl version

Kubernetes platform (e.g. Google Kubernetes Engine)

Describe the bug

To Reproduce

Occasional appearance

Expected result

Actual result

Screenshots/Dump file

$ fission support dump

Additional context

I have already read the relative codes, but I haven't found which variable is shared with multiple goroutines. Can you help me to resolve this issue? @sanketsudake