[  826.008604][T14574] netdevsim netdevsim487 eni487np1: renamed from eth0
[  826.035492][T14576] netdevsim netdevsim671 eni671np1: renamed from eth1
[  826.619305][T14562] Could not find device with ifindex 2000 in netnsfd 11
[  826.619845][T14562] Could not find netns with fd: 2000
[  826.620237][T14562] Cannot link a netdevsim to itself
[  826.620681][T14562] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).