[  484.651395] netdevsim netdevsim699 eni699np1: renamed from eth1
[  484.751509] netdevsim netdevsim333 eni333np1: renamed from eth0
[  485.116863] Could not find device with ifindex 2000 in netnsfd 11
[  485.117035] Could not find netns with fd: 2000
[  485.117124] Cannot link a netdevsim to itself
[  485.117250] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).