[  752.558728][T14621] netdevsim netdevsim476 eni476np1: renamed from eth0
[  752.564829][T14622] netdevsim netdevsim651 eni651np1: renamed from eth1
[  753.179306][T14608] Could not find device with ifindex 2000 in netnsfd 11
[  753.180239][T14608] Could not find netns with fd: 2000
[  753.180763][T14608] Cannot link a netdevsim to itself
[  753.181230][T14608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).