[  523.624991] netdevsim netdevsim419 eni419np1: renamed from eth0
[  523.722320] netdevsim netdevsim592 eni592np1: renamed from eth1
[  523.933744] Could not find device with ifindex 2000 in netnsfd 11
[  523.933923] Could not find netns with fd: 2000
[  523.934007] Cannot link a netdevsim to itself
[  523.934104] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).