[ 1039.847951][T12755] netdevsim netdevsim626 eni626np1: renamed from eth1
[ 1039.947068][T12759] netdevsim netdevsim353 eni353np1: renamed from eth0
[ 1041.581546][T12751] Could not find device with ifindex 2000 in netnsfd 11
[ 1041.582981][T12751] Could not find netns with fd: 2000
[ 1041.584017][T12751] Cannot link a netdevsim to itself
[ 1041.584795][T12751] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).