[  812.345950][T14591] netdevsim netdevsim494 eni494np1: renamed from eth0
[  812.360507][T14593] netdevsim netdevsim559 eni559np1: renamed from eth1
[  812.948418][T14579] Could not find device with ifindex 2000 in netnsfd 11
[  812.949122][T14579] Could not find netns with fd: 2000
[  812.949606][T14579] Cannot link a netdevsim to itself
[  812.950651][T14579] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).