[  478.276251] netdevsim netdevsim345 eni345np1: renamed from eth0
[  478.276944] netdevsim netdevsim715 eni715np1: renamed from eth0
[  478.362675] Could not find device with ifindex 2000 in netnsfd 11
[  478.362766] Could not find netns with fd: 2000
[  478.362811] Cannot link a netdevsim to itself
[  478.362863] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).