[  485.713587] netdevsim netdevsim759 eni759np1: renamed from eth1
[  485.809870] netdevsim netdevsim351 eni351np1: renamed from eth0
[  486.007838] Could not find device with ifindex 2000 in netnsfd 11
[  486.008125] Could not find netns with fd: 2000
[  486.008204] Cannot link a netdevsim to itself
[  486.008290] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).