[  486.346523] netdevsim netdevsim385 eni385np1: renamed from eth0
[  486.347217] netdevsim netdevsim731 eni731np1: renamed from eth1
[  486.442744] Could not find device with ifindex 2000 in netnsfd 11
[  486.442880] Could not find netns with fd: 2000
[  486.442982] Cannot link a netdevsim to itself
[  486.443109] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).