[  779.248787][T14452] netdevsim netdevsim442 eni442np1: renamed from eth0
[  779.282137][T14451] netdevsim netdevsim570 eni570np1: renamed from eth1
[  779.906588][T14440] Could not find device with ifindex 2000 in netnsfd 11
[  779.907195][T14440] Could not find netns with fd: 2000
[  779.907666][T14440] Cannot link a netdevsim to itself
[  779.908538][T14440] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).