[  487.636087] netdevsim netdevsim379 eni379np1: renamed from eth0
[  487.737242] netdevsim netdevsim702 eni702np1: renamed from eth1
[  488.070198] Could not find device with ifindex 2000 in netnsfd 11
[  488.070361] Could not find netns with fd: 2000
[  488.070426] Cannot link a netdevsim to itself
[  488.070508] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).