[  763.939746][T14474] netdevsim netdevsim301 eni301np1: renamed from eth0
[  763.952559][T14476] netdevsim netdevsim754 eni754np1: renamed from eth1
[  764.547575][T14462] Could not find device with ifindex 2000 in netnsfd 11
[  764.548167][T14462] Could not find netns with fd: 2000
[  764.548573][T14462] Cannot link a netdevsim to itself
[  764.549019][T14462] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).