[ 1236.479961][T12785] netdevsim netdevsim414 eni414np1: renamed from eth0
[ 1236.612247][T12782] netdevsim netdevsim736 eni736np1: renamed from eth1
[ 1239.138390][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.139532][T12777] Could not find netns with fd: 2000
[ 1239.140452][T12777] Cannot link a netdevsim to itself
[ 1239.141497][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).