[ 1232.112086][T12788] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1232.226676][T12785] netdevsim netdevsim763 eni763np1: renamed from eth1
[ 1235.118962][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.121768][T12775] Could not find netns with fd: 2000
[ 1235.123262][T12775] Cannot link a netdevsim to itself
[ 1235.125181][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).