[  769.246312][T14761] netdevsim netdevsim348 eni348np1: renamed from eth0
[  769.260633][T14763] netdevsim netdevsim740 eni740np1: renamed from eth1
[  769.873281][T14749] Could not find device with ifindex 2000 in netnsfd 11
[  769.874117][T14749] Could not find netns with fd: 2000
[  769.874490][T14749] Cannot link a netdevsim to itself
[  769.874889][T14749] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).