[  490.057047] netdevsim netdevsim330 eni330np1: renamed from eth0
[  490.154011] netdevsim netdevsim568 eni568np1: renamed from eth1
[  490.357917] Could not find device with ifindex 2000 in netnsfd 11
[  490.358295] Could not find netns with fd: 2000
[  490.358398] Cannot link a netdevsim to itself
[  490.358524] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).