[  794.726571][T14618] netdevsim netdevsim310 eni310np1: renamed from eth0
[  794.735471][T14620] netdevsim netdevsim513 eni513np1: renamed from eth1
[  795.295865][T14606] Could not find device with ifindex 2000 in netnsfd 11
[  795.296455][T14606] Could not find netns with fd: 2000
[  795.296904][T14606] Cannot link a netdevsim to itself
[  795.297420][T14606] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).