[  515.436319] netdevsim netdevsim714 eni714np1: renamed from eth1
[  515.533172] netdevsim netdevsim425 eni425np1: renamed from eth0
[  515.758955] Could not find device with ifindex 2000 in netnsfd 11
[  515.759165] Could not find netns with fd: 2000
[  515.759260] Cannot link a netdevsim to itself
[  515.759384] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).