[  476.089836] netdevsim netdevsim416 eni416np1: renamed from eth0
[  476.090772] netdevsim netdevsim745 eni745np1: renamed from eth1
[  476.165978] Could not find device with ifindex 2000 in netnsfd 11
[  476.166084] Could not find netns with fd: 2000
[  476.166141] Cannot link a netdevsim to itself
[  476.166203] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).