[ 1278.381546][T12852] netdevsim netdevsim560 eni560np1: renamed from eth1
[ 1278.391100][T12851] netdevsim netdevsim317 eni317np1: renamed from eth0
[ 1280.952012][T12838] Could not find device with ifindex 2000 in netnsfd 11
[ 1280.954349][T12838] Could not find netns with fd: 2000
[ 1280.955237][T12838] Cannot link a netdevsim to itself
[ 1280.956301][T12838] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).