[  793.130379][T15632] netdevsim netdevsim296 eni296np1: renamed from eth0
[  793.140253][T15633] netdevsim netdevsim747 eni747np1: renamed from eth1
[  793.741928][T15619] Could not find device with ifindex 2000 in netnsfd 11
[  793.742638][T15619] Could not find netns with fd: 2000
[  793.743155][T15619] Cannot link a netdevsim to itself
[  793.743688][T15619] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).