[  474.975797] netdevsim netdevsim389 eni389np1: renamed from eth0
[  474.976524] netdevsim netdevsim572 eni572np1: renamed from eth1
[  475.058977] Could not find device with ifindex 2000 in netnsfd 11
[  475.059069] Could not find netns with fd: 2000
[  475.059108] Cannot link a netdevsim to itself
[  475.059149] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).