[ 1241.665191][T12778] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1241.791002][T12780] netdevsim netdevsim474 eni474np1: renamed from eth0
[ 1244.427472][T12772] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.428653][T12772] Could not find netns with fd: 2000
[ 1244.429511][T12772] Cannot link a netdevsim to itself
[ 1244.430573][T12772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).