[  477.221086] netdevsim netdevsim332 eni332np1: renamed from eth0
[  477.221476] netdevsim netdevsim609 eni609np1: renamed from eth1
[  477.324775] Could not find device with ifindex 2000 in netnsfd 11
[  477.324870] Could not find netns with fd: 2000
[  477.324915] Cannot link a netdevsim to itself
[  477.324967] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).