[  484.164431] netdevsim netdevsim288 eni288np1: renamed from eth0
[  484.164795] netdevsim netdevsim612 eni612np1: renamed from eth1
[  484.261344] Could not find device with ifindex 2000 in netnsfd 11
[  484.261426] Could not find netns with fd: 2000
[  484.261467] Cannot link a netdevsim to itself
[  484.261518] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).