[ 1233.867309][T12781] netdevsim netdevsim313 eni313np1: renamed from eth0
[ 1233.883325][T12780] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1236.391726][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.393050][T12773] Could not find netns with fd: 2000
[ 1236.393906][T12773] Cannot link a netdevsim to itself
[ 1236.394964][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).