[ 1281.870216][T11134] netdevsim netdevsim666 eni666np1: renamed from eth1
[ 1281.966501][T11135] netdevsim netdevsim443 eni443np1: renamed from eth0
[ 1285.681739][T11127] Could not find device with ifindex 2000 in netnsfd 11
[ 1285.682941][T11127] Could not find netns with fd: 2000
[ 1285.695309][T11127] Cannot link a netdevsim to itself
[ 1285.696554][T11127] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).