[  770.559946][T14571] netdevsim netdevsim410 eni410np1: renamed from eth0
[  770.574553][T14573] netdevsim netdevsim617 eni617np1: renamed from eth1
[  771.276507][T14559] Could not find device with ifindex 2000 in netnsfd 11
[  771.277110][T14559] Could not find netns with fd: 2000
[  771.277565][T14559] Cannot link a netdevsim to itself
[  771.278099][T14559] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).