Instance-manager pod is repeatedly logging "Starting volume frontend tgt-blockdev"

[thooooooomas]

Instance-manager pod is repeatedly logging "Starting volume frontend tgt-blockdev" for an engine. I'm not sure where to begin to debug this.. any ideas?

iscsid service is active and running, it seems to not be creating the pvc in /dev/longhorn but I don't know why

[thooooooomas]

I'm trying to go down the call stack for VolumeFrontendStart where "Starting volume frontend" is logged and I'm wondering about this line:
https://github.com/longhorn/longhorn-engine/blob/master/pkg/controller/client/controller_client.go#L57

I tried searching for NewControllerServiceClient but I couldn't find anything on it.. where is the implementation?