[  826.557785][T15784] netdevsim netdevsim480 eni480np1: renamed from eth0
[  826.573258][T15783] netdevsim netdevsim523 eni523np1: renamed from eth1
[  827.286557][T15772] Could not find device with ifindex 2000 in netnsfd 11
[  827.287785][T15772] Could not find netns with fd: 2000
[  827.289251][T15772] Cannot link a netdevsim to itself
[  827.290437][T15772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).