[ 1262.510189][T13061] netdevsim netdevsim481 eni481np1: renamed from eth0
[ 1262.627259][T13062] netdevsim netdevsim556 eni556np1: renamed from eth1
[ 1265.216486][T13048] Could not find device with ifindex 2000 in netnsfd 11
[ 1265.217769][T13048] Could not find netns with fd: 2000
[ 1265.218874][T13048] Cannot link a netdevsim to itself
[ 1265.220184][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).