[ 1297.002856][T12846] netdevsim netdevsim481 eni481np1: renamed from eth0
[ 1297.101426][T12844] netdevsim netdevsim539 eni539np1: renamed from eth1
[ 1299.772634][T12833] Could not find device with ifindex 2000 in netnsfd 11
[ 1299.774559][T12833] Could not find netns with fd: 2000
[ 1299.775826][T12833] Cannot link a netdevsim to itself
[ 1299.777138][T12833] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).