[  753.539916][T14773] netdevsim netdevsim314 eni314np1: renamed from eth0
[  753.558734][T14775] netdevsim netdevsim722 eni722np1: renamed from eth1
[  754.084880][T14761] Could not find device with ifindex 2000 in netnsfd 11
[  754.085371][T14761] Could not find netns with fd: 2000
[  754.085745][T14761] Cannot link a netdevsim to itself
[  754.086205][T14761] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).