[ 1304.119487][T12859] netdevsim netdevsim427 eni427np1: renamed from eth0
[ 1304.237597][T12857] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1306.650977][T12846] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.652591][T12846] Could not find netns with fd: 2000
[ 1306.655424][T12846] Cannot link a netdevsim to itself
[ 1306.658040][T12846] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).