[  455.093314] netdevsim netdevsim379 eni379np1: renamed from eth0
[  455.094197] netdevsim netdevsim671 eni671np1: renamed from eth1
[  455.178636] Could not find device with ifindex 2000 in netnsfd 11
[  455.178743] Could not find netns with fd: 2000
[  455.178790] Cannot link a netdevsim to itself
[  455.178841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).