[  491.230658] netdevsim netdevsim380 eni380np1: renamed from eth0
[  491.331450] netdevsim netdevsim695 eni695np1: renamed from eth1
[  491.704787] Could not find device with ifindex 2000 in netnsfd 11
[  491.704943] Could not find netns with fd: 2000
[  491.705022] Cannot link a netdevsim to itself
[  491.705108] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).