[  795.977886][T14771] netdevsim netdevsim349 eni349np1: renamed from eth0
[  795.989862][T14773] netdevsim netdevsim716 eni716np1: renamed from eth1
[  796.556904][T14759] Could not find device with ifindex 2000 in netnsfd 11
[  796.557812][T14759] Could not find netns with fd: 2000
[  796.558263][T14759] Cannot link a netdevsim to itself
[  796.564230][T14759] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).