[  757.001580][T14436] netdevsim netdevsim329 eni329np1: renamed from eth0
[  757.020390][T14438] netdevsim netdevsim613 eni613np1: renamed from eth1
[  757.577342][T14424] Could not find device with ifindex 2000 in netnsfd 11
[  757.577865][T14424] Could not find netns with fd: 2000
[  757.578233][T14424] Cannot link a netdevsim to itself
[  757.578650][T14424] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).