[  696.813882][T13005] netdevsim netdevsim384 eni384np1: renamed from eth0
[  696.840897][T13007] netdevsim netdevsim540 eni540np1: renamed from eth1
[  697.478437][T12993] Could not find device with ifindex 2000 in netnsfd 11
[  697.479346][T12993] Could not find netns with fd: 2000
[  697.479740][T12993] Cannot link a netdevsim to itself
[  697.480230][T12993] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).