[ 1008.666875][T12134] netdevsim netdevsim597 eni597np1: renamed from eth1
[ 1008.776101][T12133] netdevsim netdevsim397 eni397np1: renamed from eth0
[ 1010.638584][T12457] Could not find device with ifindex 2000 in netnsfd 11
[ 1010.639995][T12457] Could not find netns with fd: 2000
[ 1010.640668][T12457] Cannot link a netdevsim to itself
[ 1010.641438][T12457] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).