[  803.284069][T14766] netdevsim netdevsim293 eni293np1: renamed from eth0
[  803.307170][T14768] netdevsim netdevsim517 eni517np1: renamed from eth1
[  803.903248][T14754] Could not find device with ifindex 2000 in netnsfd 11
[  803.904064][T14754] Could not find netns with fd: 2000
[  803.904429][T14754] Cannot link a netdevsim to itself
[  803.904839][T14754] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).