[  762.538409][T14753] netdevsim netdevsim258 eni258np1: renamed from eth0
[  762.550513][T14755] netdevsim netdevsim689 eni689np1: renamed from eth1
[  763.140258][T14741] Could not find device with ifindex 2000 in netnsfd 11
[  763.140872][T14741] Could not find netns with fd: 2000
[  763.141370][T14741] Cannot link a netdevsim to itself
[  763.141906][T14741] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).