[ 1235.146948][T12608] netdevsim netdevsim653 eni653np1: renamed from eth1
[ 1235.217246][T12610] netdevsim netdevsim312 eni312np1: renamed from eth0
[ 1238.027653][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.029052][T12599] Could not find netns with fd: 2000
[ 1238.030106][T12599] Cannot link a netdevsim to itself
[ 1238.032549][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).