[  826.689860][T15791] netdevsim netdevsim474 eni474np1: renamed from eth0
[  826.717793][T15790] netdevsim netdevsim581 eni581np1: renamed from eth1
[  827.493466][T15778] Could not find device with ifindex 2000 in netnsfd 11
[  827.494231][T15778] Could not find netns with fd: 2000
[  827.495191][T15778] Cannot link a netdevsim to itself
[  827.495868][T15778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).