[  486.331981] netdevsim netdevsim308 eni308np1: renamed from eth0
[  486.332617] netdevsim netdevsim762 eni762np1: renamed from eth1
[  486.424665] Could not find device with ifindex 2000 in netnsfd 11
[  486.424822] Could not find netns with fd: 2000
[  486.424923] Cannot link a netdevsim to itself
[  486.425046] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).