[ 1193.181215][T12604] netdevsim netdevsim512 eni512np1: renamed from eth1
[ 1193.344515][T12607] netdevsim netdevsim355 eni355np1: renamed from eth0
[ 1196.042107][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1196.043279][T12599] Could not find netns with fd: 2000
[ 1196.044150][T12599] Cannot link a netdevsim to itself
[ 1196.045294][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).