[  698.246732][T13057] netdevsim netdevsim266 eni266np1: renamed from eth0
[  698.251555][T13059] netdevsim netdevsim529 eni529np1: renamed from eth1
[  698.867498][T13045] Could not find device with ifindex 2000 in netnsfd 11
[  698.868420][T13045] Could not find netns with fd: 2000
[  698.868894][T13045] Cannot link a netdevsim to itself
[  698.869456][T13045] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).