[ 1232.388725][T13056] netdevsim netdevsim723 eni723np1: renamed from eth1
[ 1232.452376][T13058] netdevsim netdevsim460 eni460np1: renamed from eth0
[ 1235.092150][T13050] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.093314][T13050] Could not find netns with fd: 2000
[ 1235.094173][T13050] Cannot link a netdevsim to itself
[ 1235.095302][T13050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).