[  521.117915] netdevsim netdevsim762 eni762np1: renamed from eth1
[  521.215065] netdevsim netdevsim358 eni358np1: renamed from eth0
[  521.475087] Could not find device with ifindex 2000 in netnsfd 11
[  521.475291] Could not find netns with fd: 2000
[  521.475382] Cannot link a netdevsim to itself
[  521.475482] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).