[  767.285841][T14754] netdevsim netdevsim436 eni436np1: renamed from eth0
[  767.310069][T14756] netdevsim netdevsim767 eni767np1: renamed from eth1
[  767.907129][T14742] Could not find device with ifindex 2000 in netnsfd 11
[  767.907788][T14742] Could not find netns with fd: 2000
[  767.908254][T14742] Cannot link a netdevsim to itself
[  767.908814][T14742] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).