[  695.421074][T13044] netdevsim netdevsim291 eni291np1: renamed from eth0
[  695.440319][T13046] netdevsim netdevsim697 eni697np1: renamed from eth1
[  696.057817][T13031] Could not find device with ifindex 2000 in netnsfd 11
[  696.058724][T13031] Could not find netns with fd: 2000
[  696.059232][T13031] Cannot link a netdevsim to itself
[  696.059809][T13031] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).