[  830.826069][T14785] netdevsim netdevsim343 eni343np1: renamed from eth0
[  830.840561][T14787] netdevsim netdevsim617 eni617np1: renamed from eth1
[  831.510050][T14773] Could not find device with ifindex 2000 in netnsfd 11
[  831.510928][T14773] Could not find netns with fd: 2000
[  831.511322][T14773] Cannot link a netdevsim to itself
[  831.511781][T14773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).