[  862.595088][T15850] netdevsim netdevsim314 eni314np1: renamed from eth0
[  862.612056][T15851] netdevsim netdevsim730 eni730np1: renamed from eth1
[  863.284662][T15839] Could not find device with ifindex 2000 in netnsfd 11
[  863.285419][T15839] Could not find netns with fd: 2000
[  863.285996][T15839] Cannot link a netdevsim to itself
[  863.286735][T15839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).