[  484.060898] netdevsim netdevsim464 eni464np1: renamed from eth0
[  484.061444] netdevsim netdevsim599 eni599np1: renamed from eth1
[  484.149137] Could not find device with ifindex 2000 in netnsfd 11
[  484.149222] Could not find netns with fd: 2000
[  484.149265] Cannot link a netdevsim to itself
[  484.149313] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).