[ 1238.173515][T12788] netdevsim netdevsim522 eni522np1: renamed from eth1
[ 1238.287567][T12787] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1240.893564][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.894742][T12775] Could not find netns with fd: 2000
[ 1240.895867][T12775] Cannot link a netdevsim to itself
[ 1240.896926][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).