[  470.628907] netdevsim netdevsim305 eni305np1: renamed from eth0
[  470.724301] netdevsim netdevsim537 eni537np1: renamed from eth1
[  470.961997] Could not find device with ifindex 2000 in netnsfd 11
[  470.962210] Could not find netns with fd: 2000
[  470.962297] Cannot link a netdevsim to itself
[  470.962394] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).