[ 1033.703593][T12751] netdevsim netdevsim551 eni551np1: renamed from eth1
[ 1033.810291][T12752] netdevsim netdevsim313 eni313np1: renamed from eth0
[ 1035.569805][T12744] Could not find device with ifindex 2000 in netnsfd 11
[ 1035.570942][T12744] Could not find netns with fd: 2000
[ 1035.571676][T12744] Cannot link a netdevsim to itself
[ 1035.572545][T12744] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).