We add Control & use prometheus node-exporter but permission denied

level=info ts=2021-10-25T08:39:14.700Z caller=node_exporter.go:178 msg=“Starting node_exporter” version="(version=1.1.2, branch=HEAD, revision=b597c1244d7bef49e6f3359c87a56dd7707f6719)"
Mon, Oct 25 2021 4:39:14 pm level=info ts=2021-10-25T08:39:14.700Z caller=node_exporter.go:179 msg=“Build context” build_context="(go=go1.15.8, user=root@f07de8ca602a, date=20210305-09:29:10)"
Mon, Oct 25 2021 4:39:14 pm panic: Couldn’t create metrics handler: couldn’t create collector: failed to open procfs: could not read “/host/proc”: stat /host/proc: permission denied
Mon, Oct 25 2021 4:39:14 pm
Mon, Oct 25 2021 4:39:14 pm goroutine 1 [running]:
Mon, Oct 25 2021 4:39:14 pm main.newHandler(0x1, 0x28, 0xd0fcc0, 0xc0001cd770, 0x0)
Mon, Oct 25 2021 4:39:14 pm /app/node_exporter.go:64 +0x317
Mon, Oct 25 2021 4:39:14 pm main.main()
Mon, Oct 25 2021 4:39:14 pm /app/node_exporter.go:184 +0x1052