[  857.034721][T15720] netdevsim netdevsim601 eni601np1: renamed from eth1
[  857.041818][T15719] netdevsim netdevsim368 eni368np1: renamed from eth0
[  857.788865][T15707] Could not find device with ifindex 2000 in netnsfd 11
[  857.789571][T15707] Could not find netns with fd: 2000
[  857.790078][T15707] Cannot link a netdevsim to itself
[  857.790629][T15707] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).