[  476.286841] netdevsim netdevsim489 eni489np1: renamed from eth0
[  476.287357] netdevsim netdevsim613 eni613np1: renamed from eth1
[  476.377364] Could not find device with ifindex 2000 in netnsfd 11
[  476.377438] Could not find netns with fd: 2000
[  476.377481] Cannot link a netdevsim to itself
[  476.377530] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).