[  800.456756][T15793] netdevsim netdevsim413 eni413np1: renamed from eth0
[  800.490477][T15791] netdevsim netdevsim579 eni579np1: renamed from eth1
[  801.140929][T15780] Could not find device with ifindex 2000 in netnsfd 11
[  801.141480][T15780] Could not find netns with fd: 2000
[  801.141845][T15780] Cannot link a netdevsim to itself
[  801.142278][T15780] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).