[  793.251628][T14596] netdevsim netdevsim393 eni393np1: renamed from eth0
[  793.262991][T14598] netdevsim netdevsim715 eni715np1: renamed from eth1
[  793.849623][T14584] Could not find device with ifindex 2000 in netnsfd 11
[  793.850167][T14584] Could not find netns with fd: 2000
[  793.850569][T14584] Cannot link a netdevsim to itself
[  793.850982][T14584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).