[  556.614062] netdevsim netdevsim282 eni282np1: renamed from eth0
[  556.711176] netdevsim netdevsim540 eni540np1: renamed from eth1
[  556.980114] Could not find device with ifindex 2000 in netnsfd 11
[  556.980377] Could not find netns with fd: 2000
[  556.980502] Cannot link a netdevsim to itself
[  556.980630] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).