[  488.389671] netdevsim netdevsim464 eni464np1: renamed from eth0
[  488.390019] netdevsim netdevsim576 eni576np1: renamed from eth1
[  488.480740] Could not find device with ifindex 2000 in netnsfd 11
[  488.480810] Could not find netns with fd: 2000
[  488.480858] Cannot link a netdevsim to itself
[  488.480911] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).