[  435.375998] netdevsim netdevsim494 eni494np1: renamed from eth0
[  435.477786] netdevsim netdevsim566 eni566np1: renamed from eth1
[  435.855803] Could not find device with ifindex 2000 in netnsfd 11
[  435.855977] Could not find netns with fd: 2000
[  435.856071] Cannot link a netdevsim to itself
[  435.856173] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).