[  818.200333][T15854] netdevsim netdevsim388 eni388np1: renamed from eth0
[  818.215192][T15853] netdevsim netdevsim657 eni657np1: renamed from eth1
[  818.845378][T15842] Could not find device with ifindex 2000 in netnsfd 11
[  818.846020][T15842] Could not find netns with fd: 2000
[  818.846466][T15842] Cannot link a netdevsim to itself
[  818.846969][T15842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).