[  483.526525] netdevsim netdevsim425 eni425np1: renamed from eth0
[  483.628272] netdevsim netdevsim564 eni564np1: renamed from eth1
[  484.000376] Could not find device with ifindex 2000 in netnsfd 11
[  484.000516] Could not find netns with fd: 2000
[  484.000592] Cannot link a netdevsim to itself
[  484.000683] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).