[  869.191927][T14805] netdevsim netdevsim306 eni306np1: renamed from eth0
[  869.227944][T14808] netdevsim netdevsim544 eni544np1: renamed from eth1
[  869.909659][T14793] Could not find device with ifindex 2000 in netnsfd 11
[  869.911313][T14793] Could not find netns with fd: 2000
[  869.912131][T14793] Cannot link a netdevsim to itself
[  869.913092][T14793] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).