[ 1298.883461][T11144] netdevsim netdevsim480 eni480np1: renamed from eth0
[ 1298.900236][T11143] netdevsim netdevsim512 eni512np1: renamed from eth1
[ 1302.669644][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.670452][T11136] Could not find netns with fd: 2000
[ 1302.671343][T11136] Cannot link a netdevsim to itself
[ 1302.672054][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).