[  483.532156] netdevsim netdevsim741 eni741np1: renamed from eth1
[  483.633482] netdevsim netdevsim470 eni470np1: renamed from eth0
[  483.943604] Could not find device with ifindex 2000 in netnsfd 11
[  483.943735] Could not find netns with fd: 2000
[  483.943797] Cannot link a netdevsim to itself
[  483.943875] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).