[  482.867299] netdevsim netdevsim289 eni289np1: renamed from eth0
[  482.868577] netdevsim netdevsim515 eni515np1: renamed from eth1
[  482.954053] Could not find device with ifindex 2000 in netnsfd 11
[  482.954191] Could not find netns with fd: 2000
[  482.954303] Cannot link a netdevsim to itself
[  482.954415] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).