[ 1290.217318][T12857] netdevsim netdevsim719 eni719np1: renamed from eth1
[ 1290.227923][T12856] netdevsim netdevsim437 eni437np1: renamed from eth0
[ 1292.870153][T12843] Could not find device with ifindex 2000 in netnsfd 11
[ 1292.871761][T12843] Could not find netns with fd: 2000
[ 1292.872643][T12843] Cannot link a netdevsim to itself
[ 1292.873784][T12843] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).