[  767.072669][T14583] netdevsim netdevsim502 eni502np1: renamed from eth0
[  767.088696][T14584] netdevsim netdevsim675 eni675np1: renamed from eth1
[  767.676066][T14571] Could not find device with ifindex 2000 in netnsfd 11
[  767.676745][T14571] Could not find netns with fd: 2000
[  767.677268][T14571] Cannot link a netdevsim to itself
[  767.677818][T14571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).