[  485.172981] netdevsim netdevsim602 eni602np1: renamed from eth1
[  485.270180] netdevsim netdevsim334 eni334np1: renamed from eth0
[  485.476615] Could not find device with ifindex 2000 in netnsfd 11
[  485.476937] Could not find netns with fd: 2000
[  485.477017] Cannot link a netdevsim to itself
[  485.477109] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).