[  801.814207][T14770] netdevsim netdevsim447 eni447np1: renamed from eth0
[  801.834320][T14772] netdevsim netdevsim675 eni675np1: renamed from eth1
[  802.416582][T14758] Could not find device with ifindex 2000 in netnsfd 11
[  802.417157][T14758] Could not find netns with fd: 2000
[  802.417542][T14758] Cannot link a netdevsim to itself
[  802.417960][T14758] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).