[  718.881503][T13072] netdevsim netdevsim401 eni401np1: renamed from eth0
[  718.900968][T13074] netdevsim netdevsim636 eni636np1: renamed from eth1
[  719.574187][T13059] Could not find device with ifindex 2000 in netnsfd 11
[  719.575187][T13059] Could not find netns with fd: 2000
[  719.575629][T13059] Cannot link a netdevsim to itself
[  719.576138][T13059] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).