[  459.250001] netdevsim netdevsim498 eni498np1: renamed from eth0
[  459.250332] netdevsim netdevsim632 eni632np1: renamed from eth1
[  459.336923] Could not find device with ifindex 2000 in netnsfd 11
[  459.337028] Could not find netns with fd: 2000
[  459.337084] Cannot link a netdevsim to itself
[  459.337137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).