[  701.269672][T13043] netdevsim netdevsim350 eni350np1: renamed from eth0
[  701.295640][T13046] netdevsim netdevsim748 eni748np1: renamed from eth1
[  701.932169][T13031] Could not find device with ifindex 2000 in netnsfd 11
[  701.933015][T13031] Could not find netns with fd: 2000
[  701.933406][T13031] Cannot link a netdevsim to itself
[  701.933873][T13031] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).