[  710.361975][T13061] netdevsim netdevsim508 eni508np1: renamed from eth0
[  710.384861][T13063] netdevsim netdevsim732 eni732np1: renamed from eth1
[  711.000335][T13048] Could not find device with ifindex 2000 in netnsfd 11
[  711.001299][T13048] Could not find netns with fd: 2000
[  711.001866][T13048] Cannot link a netdevsim to itself
[  711.002526][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).