[  484.063532] netdevsim netdevsim375 eni375np1: renamed from eth0
[  484.063874] netdevsim netdevsim558 eni558np1: renamed from eth1
[  484.150553] Could not find device with ifindex 2000 in netnsfd 11
[  484.150686] Could not find netns with fd: 2000
[  484.150786] Cannot link a netdevsim to itself
[  484.150896] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).