[  784.511444][T14772] netdevsim netdevsim314 eni314np1: renamed from eth0
[  784.524626][T14774] netdevsim netdevsim550 eni550np1: renamed from eth1
[  785.102936][T14760] Could not find device with ifindex 2000 in netnsfd 11
[  785.103482][T14760] Could not find netns with fd: 2000
[  785.104245][T14760] Cannot link a netdevsim to itself
[  785.104689][T14760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).