[  705.491551][T13067] netdevsim netdevsim310 eni310np1: renamed from eth0
[  705.509339][T13069] netdevsim netdevsim703 eni703np1: renamed from eth1
[  706.149203][T13055] Could not find device with ifindex 2000 in netnsfd 11
[  706.150154][T13055] Could not find netns with fd: 2000
[  706.150655][T13055] Cannot link a netdevsim to itself
[  706.151225][T13055] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).