[  524.146520] netdevsim netdevsim364 eni364np1: renamed from eth0
[  524.244497] netdevsim netdevsim644 eni644np1: renamed from eth1
[  524.497030] Could not find device with ifindex 2000 in netnsfd 11
[  524.497259] Could not find netns with fd: 2000
[  524.497367] Cannot link a netdevsim to itself
[  524.497507] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).