[  524.724047] netdevsim netdevsim348 eni348np1: renamed from eth0
[  524.820318] netdevsim netdevsim736 eni736np1: renamed from eth1
[  525.069922] Could not find device with ifindex 2000 in netnsfd 11
[  525.070191] Could not find netns with fd: 2000
[  525.070307] Cannot link a netdevsim to itself
[  525.070446] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).