[  474.755408] netdevsim netdevsim357 eni357np1: renamed from eth0
[  474.756219] netdevsim netdevsim692 eni692np1: renamed from eth1
[  474.857784] Could not find device with ifindex 2000 in netnsfd 11
[  474.857869] Could not find netns with fd: 2000
[  474.857932] Cannot link a netdevsim to itself
[  474.857985] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).