[  762.977923][T14572] netdevsim netdevsim436 eni436np1: renamed from eth0
[  762.985409][T14574] netdevsim netdevsim755 eni755np1: renamed from eth1
[  763.556388][T14560] Could not find device with ifindex 2000 in netnsfd 11
[  763.556969][T14560] Could not find netns with fd: 2000
[  763.557411][T14560] Cannot link a netdevsim to itself
[  763.557828][T14560] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).