[  800.165258][T14606] netdevsim netdevsim417 eni417np1: renamed from eth0
[  800.182204][T14608] netdevsim netdevsim630 eni630np1: renamed from eth1
[  800.814244][T14594] Could not find device with ifindex 2000 in netnsfd 11
[  800.815123][T14594] Could not find netns with fd: 2000
[  800.815818][T14594] Cannot link a netdevsim to itself
[  800.817043][T14594] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).