[  760.072926][T14574] netdevsim netdevsim511 eni511np1: renamed from eth0
[  760.085571][T14576] netdevsim netdevsim526 eni526np1: renamed from eth1
[  760.671675][T14562] Could not find device with ifindex 2000 in netnsfd 11
[  760.672707][T14562] Could not find netns with fd: 2000
[  760.673178][T14562] Cannot link a netdevsim to itself
[  760.673916][T14562] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).