[  484.322519] netdevsim netdevsim279 eni279np1: renamed from eth0
[  484.323134] netdevsim netdevsim659 eni659np1: renamed from eth1
[  484.416105] Could not find device with ifindex 2000 in netnsfd 11
[  484.416184] Could not find netns with fd: 2000
[  484.416229] Cannot link a netdevsim to itself
[  484.416280] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).