[  480.291314] netdevsim netdevsim292 eni292np1: renamed from eth0
[  480.291958] netdevsim netdevsim640 eni640np1: renamed from eth1
[  480.381529] Could not find device with ifindex 2000 in netnsfd 11
[  480.381642] Could not find netns with fd: 2000
[  480.381702] Cannot link a netdevsim to itself
[  480.381768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).