[  517.106162] netdevsim netdevsim444 eni444np1: renamed from eth0
[  517.203174] netdevsim netdevsim605 eni605np1: renamed from eth1
[  517.415004] Could not find device with ifindex 2000 in netnsfd 11
[  517.415235] Could not find netns with fd: 2000
[  517.415348] Cannot link a netdevsim to itself
[  517.415492] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).