[  519.428537] netdevsim netdevsim364 eni364np1: renamed from eth0
[  519.524898] netdevsim netdevsim606 eni606np1: renamed from eth1
[  519.750869] Could not find device with ifindex 2000 in netnsfd 11
[  519.751063] Could not find netns with fd: 2000
[  519.751152] Cannot link a netdevsim to itself
[  519.751251] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).