[  475.698480] netdevsim netdevsim305 eni305np1: renamed from eth0
[  475.701389] netdevsim netdevsim614 eni614np1: renamed from eth1
[  475.807989] Could not find device with ifindex 2000 in netnsfd 11
[  475.808086] Could not find netns with fd: 2000
[  475.808144] Cannot link a netdevsim to itself
[  475.808200] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).