[  494.696334] netdevsim netdevsim746 eni746np1: renamed from eth1
[  494.791898] netdevsim netdevsim482 eni482np1: renamed from eth0
[  495.016321] Could not find device with ifindex 2000 in netnsfd 11
[  495.016630] Could not find netns with fd: 2000
[  495.016730] Cannot link a netdevsim to itself
[  495.016839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).