[ 1236.359682][T12619] netdevsim netdevsim764 eni764np1: renamed from eth1
[ 1236.467783][T12622] netdevsim netdevsim471 eni471np1: renamed from eth0
[ 1239.187252][T12610] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.188424][T12610] Could not find netns with fd: 2000
[ 1239.189310][T12610] Cannot link a netdevsim to itself
[ 1239.190399][T12610] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).