[  806.952932][T14772] netdevsim netdevsim387 eni387np1: renamed from eth0
[  806.968032][T14773] netdevsim netdevsim748 eni748np1: renamed from eth1
[  807.571167][T14760] Could not find device with ifindex 2000 in netnsfd 11
[  807.572415][T14760] Could not find netns with fd: 2000
[  807.572933][T14760] Cannot link a netdevsim to itself
[  807.573405][T14760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).