[  759.523151][T14582] netdevsim netdevsim470 eni470np1: renamed from eth0
[  759.536713][T14584] netdevsim netdevsim521 eni521np1: renamed from eth1
[  760.099174][T14570] Could not find device with ifindex 2000 in netnsfd 11
[  760.099721][T14570] Could not find netns with fd: 2000
[  760.100084][T14570] Cannot link a netdevsim to itself
[  760.100780][T14570] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).