[  486.046780] netdevsim netdevsim443 eni443np1: renamed from eth0
[  486.047248] netdevsim netdevsim547 eni547np1: renamed from eth1
[  486.153719] Could not find device with ifindex 2000 in netnsfd 11
[  486.153836] Could not find netns with fd: 2000
[  486.153891] Cannot link a netdevsim to itself
[  486.153958] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).