[  455.735154] netdevsim netdevsim328 eni328np1: renamed from eth0
[  455.738617] netdevsim netdevsim742 eni742np1: renamed from eth1
[  455.828582] Could not find device with ifindex 2000 in netnsfd 11
[  455.828704] Could not find netns with fd: 2000
[  455.828763] Cannot link a netdevsim to itself
[  455.828814] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).