[  475.533641] netdevsim netdevsim480 eni480np1: renamed from eth0
[  475.533833] netdevsim netdevsim594 eni594np1: renamed from eth1
[  475.614512] Could not find device with ifindex 2000 in netnsfd 11
[  475.614596] Could not find netns with fd: 2000
[  475.614641] Cannot link a netdevsim to itself
[  475.614688] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).