[ 1335.003481][T12847] netdevsim netdevsim389 eni389np1: renamed from eth0
[ 1335.142459][T12850] netdevsim netdevsim613 eni613np1: renamed from eth1
[ 1337.698111][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1337.700617][T12835] Could not find netns with fd: 2000
[ 1337.701475][T12835] Cannot link a netdevsim to itself
[ 1337.702559][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).