[  830.527781][T15785] netdevsim netdevsim460 eni460np1: renamed from eth0
[  830.540684][T15787] netdevsim netdevsim767 eni767np1: renamed from eth1
[  831.212399][T15773] Could not find device with ifindex 2000 in netnsfd 11
[  831.213205][T15773] Could not find netns with fd: 2000
[  831.213765][T15773] Cannot link a netdevsim to itself
[  831.214360][T15773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).