[  801.777277][T14764] netdevsim netdevsim266 eni266np1: renamed from eth0
[  801.796937][T14766] netdevsim netdevsim536 eni536np1: renamed from eth1
[  802.407450][T14752] Could not find device with ifindex 2000 in netnsfd 11
[  802.408394][T14752] Could not find netns with fd: 2000
[  802.408814][T14752] Cannot link a netdevsim to itself
[  802.409292][T14752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).