[ 1004.307814][T12123] netdevsim netdevsim267 eni267np1: renamed from eth0
[ 1004.311070][T12127] netdevsim netdevsim694 eni694np1: renamed from eth1
[ 1006.116778][T12447] Could not find device with ifindex 2000 in netnsfd 11
[ 1006.117956][T12447] Could not find netns with fd: 2000
[ 1006.118830][T12447] Cannot link a netdevsim to itself
[ 1006.119600][T12447] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).