[  764.868914][T14738] netdevsim netdevsim387 eni387np1: renamed from eth0
[  764.886157][T14740] netdevsim netdevsim689 eni689np1: renamed from eth1
[  765.436578][T14726] Could not find device with ifindex 2000 in netnsfd 11
[  765.437084][T14726] Could not find netns with fd: 2000
[  765.437469][T14726] Cannot link a netdevsim to itself
[  765.437880][T14726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).