[  768.830537][T14589] netdevsim netdevsim314 eni314np1: renamed from eth0
[  768.841594][T14591] netdevsim netdevsim760 eni760np1: renamed from eth1
[  769.417419][T14577] Could not find device with ifindex 2000 in netnsfd 11
[  769.418020][T14577] Could not find netns with fd: 2000
[  769.418810][T14577] Cannot link a netdevsim to itself
[  769.419342][T14577] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).