[  872.927519][T14782] netdevsim netdevsim298 eni298np1: renamed from eth0
[  872.966765][T14784] netdevsim netdevsim667 eni667np1: renamed from eth1
[  873.936303][T14770] Could not find device with ifindex 2000 in netnsfd 11
[  873.937670][T14770] Could not find netns with fd: 2000
[  873.942477][T14770] Cannot link a netdevsim to itself
[  873.943309][T14770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).