[  437.953474] netdevsim netdevsim592 eni592np1: renamed from eth1
[  438.054432] netdevsim netdevsim484 eni484np1: renamed from eth0
[  438.383132] Could not find device with ifindex 2000 in netnsfd 11
[  438.383307] Could not find netns with fd: 2000
[  438.383405] Cannot link a netdevsim to itself
[  438.383526] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).