[  473.577649] netdevsim netdevsim265 eni265np1: renamed from eth0
[  473.578183] netdevsim netdevsim767 eni767np1: renamed from eth1
[  473.660264] Could not find device with ifindex 2000 in netnsfd 11
[  473.660362] Could not find netns with fd: 2000
[  473.660409] Cannot link a netdevsim to itself
[  473.660466] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).