[  692.851413][T14458] netdevsim netdevsim397 eni397np1: renamed from eth0
[  692.864237][T14460] netdevsim netdevsim740 eni740np1: renamed from eth1
[  693.319459][T14446] Could not find device with ifindex 2000 in netnsfd 11
[  693.319866][T14446] Could not find netns with fd: 2000
[  693.320132][T14446] Cannot link a netdevsim to itself
[  693.320490][T14446] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).