[ 1235.411313][T12776] netdevsim netdevsim732 eni732np1: renamed from eth1
[ 1235.526456][T12777] netdevsim netdevsim340 eni340np1: renamed from eth0
[ 1237.985952][T12769] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.987074][T12769] Could not find netns with fd: 2000
[ 1237.988256][T12769] Cannot link a netdevsim to itself
[ 1237.989570][T12769] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).