[ 1209.705305][T11120] netdevsim netdevsim397 eni397np1: renamed from eth0
[ 1209.720586][T11118] netdevsim netdevsim680 eni680np1: renamed from eth1
[ 1212.886251][T11112] Could not find device with ifindex 2000 in netnsfd 11
[ 1212.886980][T11112] Could not find netns with fd: 2000
[ 1212.887526][T11112] Cannot link a netdevsim to itself
[ 1212.888192][T11112] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).