[  718.138376][T13067] netdevsim netdevsim460 eni460np1: renamed from eth0
[  718.143165][T13069] netdevsim netdevsim600 eni600np1: renamed from eth1
[  718.841458][T13055] Could not find device with ifindex 2000 in netnsfd 11
[  718.842471][T13055] Could not find netns with fd: 2000
[  718.842996][T13055] Cannot link a netdevsim to itself
[  718.843567][T13055] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).