[  837.893250][T15712] netdevsim netdevsim279 eni279np1: renamed from eth0
[  837.909712][T15711] netdevsim netdevsim525 eni525np1: renamed from eth1
[  838.657877][T15698] Could not find device with ifindex 2000 in netnsfd 11
[  838.658597][T15698] Could not find netns with fd: 2000
[  838.659083][T15698] Cannot link a netdevsim to itself
[  838.659615][T15698] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).