[  817.645330][T14763] netdevsim netdevsim408 eni408np1: renamed from eth0
[  817.672576][T14766] netdevsim netdevsim593 eni593np1: renamed from eth1
[  818.292352][T14751] Could not find device with ifindex 2000 in netnsfd 11
[  818.293191][T14751] Could not find netns with fd: 2000
[  818.293595][T14751] Cannot link a netdevsim to itself
[  818.294015][T14751] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).