[  472.571891] netdevsim netdevsim344 eni344np1: renamed from eth0
[  472.572167] netdevsim netdevsim679 eni679np1: renamed from eth1
[  472.655128] Could not find device with ifindex 2000 in netnsfd 11
[  472.655210] Could not find netns with fd: 2000
[  472.655268] Cannot link a netdevsim to itself
[  472.655319] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).