[  537.651498] netdevsim netdevsim369 eni369np1: renamed from eth0
[  537.752860] netdevsim netdevsim530 eni530np1: renamed from eth1
[  538.132262] Could not find device with ifindex 2000 in netnsfd 11
[  538.132433] Could not find netns with fd: 2000
[  538.132525] Cannot link a netdevsim to itself
[  538.132630] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).