[  479.397221] netdevsim netdevsim428 eni428np1: renamed from eth0
[  479.397406] netdevsim netdevsim650 eni650np1: renamed from eth1
[  479.485405] Could not find device with ifindex 2000 in netnsfd 11
[  479.485548] Could not find netns with fd: 2000
[  479.485650] Cannot link a netdevsim to itself
[  479.485765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).