[  522.643946] netdevsim netdevsim467 eni467np1: renamed from eth0
[  522.741397] netdevsim netdevsim608 eni608np1: renamed from eth1
[  522.962946] Could not find device with ifindex 2000 in netnsfd 11
[  522.963100] Could not find netns with fd: 2000
[  522.963173] Cannot link a netdevsim to itself
[  522.963290] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).