[  696.446522][T13032] netdevsim netdevsim482 eni482np1: renamed from eth0
[  696.467622][T13031] netdevsim netdevsim603 eni603np1: renamed from eth1
[  697.087345][T13020] Could not find device with ifindex 2000 in netnsfd 11
[  697.088176][T13020] Could not find netns with fd: 2000
[  697.088552][T13020] Cannot link a netdevsim to itself
[  697.089005][T13020] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).