[ 1221.588154][T11142] netdevsim netdevsim290 eni290np1: renamed from eth0
[ 1221.638732][T11141] netdevsim netdevsim766 eni766np1: renamed from eth1
[ 1224.851894][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1224.852621][T11134] Could not find netns with fd: 2000
[ 1224.853274][T11134] Cannot link a netdevsim to itself
[ 1224.853975][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).