[  768.415897][T14774] netdevsim netdevsim271 eni271np1: renamed from eth0
[  768.427957][T14776] netdevsim netdevsim626 eni626np1: renamed from eth1
[  768.995239][T14762] Could not find device with ifindex 2000 in netnsfd 11
[  768.995731][T14762] Could not find netns with fd: 2000
[  768.996072][T14762] Cannot link a netdevsim to itself
[  768.996500][T14762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).