[  522.607224] netdevsim netdevsim579 eni579np1: renamed from eth1
[  522.704935] netdevsim netdevsim330 eni330np1: renamed from eth0
[  522.916428] Could not find device with ifindex 2000 in netnsfd 11
[  522.916566] Could not find netns with fd: 2000
[  522.916641] Cannot link a netdevsim to itself
[  522.916727] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).