[  766.675750][T13102] netdevsim netdevsim340 eni340np1: renamed from eth0
[  766.695464][T13104] netdevsim netdevsim607 eni607np1: renamed from eth1
[  767.368705][T13090] Could not find device with ifindex 2000 in netnsfd 11
[  767.369600][T13090] Could not find netns with fd: 2000
[  767.370072][T13090] Cannot link a netdevsim to itself
[  767.370627][T13090] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).