[  482.983957] netdevsim netdevsim351 eni351np1: renamed from eth0
[  482.986016] netdevsim netdevsim707 eni707np1: renamed from eth1
[  483.365654] Could not find device with ifindex 2000 in netnsfd 11
[  483.365844] Could not find netns with fd: 2000
[  483.365944] Cannot link a netdevsim to itself
[  483.366072] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).