[  777.344565][T14750] netdevsim netdevsim330 eni330np1: renamed from eth0
[  777.365384][T14753] netdevsim netdevsim709 eni709np1: renamed from eth1
[  778.004447][T14738] Could not find device with ifindex 2000 in netnsfd 11
[  778.004986][T14738] Could not find netns with fd: 2000
[  778.005347][T14738] Cannot link a netdevsim to itself
[  778.006087][T14738] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).