[  485.727868] netdevsim netdevsim375 eni375np1: renamed from eth0
[  485.829229] netdevsim netdevsim692 eni692np1: renamed from eth1
[  486.134834] Could not find device with ifindex 2000 in netnsfd 11
[  486.134975] Could not find netns with fd: 2000
[  486.135056] Cannot link a netdevsim to itself
[  486.135165] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).