[  890.694678][T14811] netdevsim netdevsim319 eni319np1: renamed from eth0
[  890.709808][T14813] netdevsim netdevsim627 eni627np1: renamed from eth1
[  891.348992][T14799] Could not find device with ifindex 2000 in netnsfd 11
[  891.350120][T14799] Could not find netns with fd: 2000
[  891.350615][T14799] Cannot link a netdevsim to itself
[  891.351055][T14799] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).