[ 1012.333554][T12070] netdevsim netdevsim338 eni338np1: renamed from eth0
[ 1012.349963][T12072] netdevsim netdevsim580 eni580np1: renamed from eth1
[ 1014.091888][T12555] Could not find device with ifindex 2000 in netnsfd 11
[ 1014.092848][T12555] Could not find netns with fd: 2000
[ 1014.093689][T12555] Cannot link a netdevsim to itself
[ 1014.094519][T12555] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).