[  515.331559] netdevsim netdevsim352 eni352np1: renamed from eth0
[  515.428461] netdevsim netdevsim614 eni614np1: renamed from eth1
[  515.643836] Could not find device with ifindex 2000 in netnsfd 11
[  515.644010] Could not find netns with fd: 2000
[  515.644102] Cannot link a netdevsim to itself
[  515.644209] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).