[  763.836912][T13083] netdevsim netdevsim494 eni494np1: renamed from eth0
[  763.845841][T13085] netdevsim netdevsim693 eni693np1: renamed from eth1
[  764.463336][T13071] Could not find device with ifindex 2000 in netnsfd 11
[  764.464202][T13071] Could not find netns with fd: 2000
[  764.464740][T13071] Cannot link a netdevsim to itself
[  764.465327][T13071] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).