[ 1247.776021][T12781] netdevsim netdevsim383 eni383np1: renamed from eth0
[ 1247.883364][T12782] netdevsim netdevsim562 eni562np1: renamed from eth1
[ 1250.649568][T12768] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.650816][T12768] Could not find netns with fd: 2000
[ 1250.651710][T12768] Cannot link a netdevsim to itself
[ 1250.652800][T12768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).