[ 1156.050782][T12770] netdevsim netdevsim607 eni607np1: renamed from eth1
[ 1156.177643][T12771] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1158.600139][T12763] Could not find device with ifindex 2000 in netnsfd 11
[ 1158.601291][T12763] Could not find netns with fd: 2000
[ 1158.602101][T12763] Cannot link a netdevsim to itself
[ 1158.603401][T12763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).