[ 1241.581173][T12792] netdevsim netdevsim511 eni511np1: renamed from eth0
[ 1241.727285][T12791] netdevsim netdevsim695 eni695np1: renamed from eth1
[ 1244.422663][T12781] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.424492][T12781] Could not find netns with fd: 2000
[ 1244.425887][T12781] Cannot link a netdevsim to itself
[ 1244.427649][T12781] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).