[ 1246.535672][T12957] netdevsim netdevsim382 eni382np1: renamed from eth0
[ 1246.567371][T12956] netdevsim netdevsim609 eni609np1: renamed from eth1
[ 1249.032312][T12947] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.035130][T12947] Could not find netns with fd: 2000
[ 1249.036345][T12947] Cannot link a netdevsim to itself
[ 1249.037467][T12947] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).