[  786.012386][T14584] netdevsim netdevsim280 eni280np1: renamed from eth0
[  786.024508][T14585] netdevsim netdevsim764 eni764np1: renamed from eth1
[  786.582407][T14572] Could not find device with ifindex 2000 in netnsfd 11
[  786.582937][T14572] Could not find netns with fd: 2000
[  786.583315][T14572] Cannot link a netdevsim to itself
[  786.583733][T14572] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).