[  475.088761] netdevsim netdevsim378 eni378np1: renamed from eth0
[  475.089399] netdevsim netdevsim576 eni576np1: renamed from eth1
[  475.164685] Could not find device with ifindex 2000 in netnsfd 11
[  475.164768] Could not find netns with fd: 2000
[  475.164812] Cannot link a netdevsim to itself
[  475.164862] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).