[  765.375272][T14451] netdevsim netdevsim273 eni273np1: renamed from eth0
[  765.388193][T14453] netdevsim netdevsim589 eni589np1: renamed from eth1
[  766.047923][T14439] Could not find device with ifindex 2000 in netnsfd 11
[  766.048570][T14439] Could not find netns with fd: 2000
[  766.049096][T14439] Cannot link a netdevsim to itself
[  766.049599][T14439] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).