[  484.697711] netdevsim netdevsim405 eni405np1: renamed from eth0
[  484.698052] netdevsim netdevsim743 eni743np1: renamed from eth1
[  484.807547] Could not find device with ifindex 2000 in netnsfd 11
[  484.807744] Could not find netns with fd: 2000
[  484.807897] Cannot link a netdevsim to itself
[  484.808053] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).