[  473.355510] netdevsim netdevsim384 eni384np1: renamed from eth0
[  473.355858] netdevsim netdevsim568 eni568np1: renamed from eth1
[  473.434226] Could not find device with ifindex 2000 in netnsfd 11
[  473.434313] Could not find netns with fd: 2000
[  473.434357] Cannot link a netdevsim to itself
[  473.434408] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).