[  489.702183] netdevsim netdevsim356 eni356np1: renamed from eth0
[  489.799213] netdevsim netdevsim648 eni648np1: renamed from eth1
[  490.007906] Could not find device with ifindex 2000 in netnsfd 11
[  490.008156] Could not find netns with fd: 2000
[  490.008228] Cannot link a netdevsim to itself
[  490.008333] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).