[ 1046.218344][ T8146] netdevsim netdevsim442 eni442np1: renamed from eth0
[ 1046.225985][ T8148] netdevsim netdevsim720 eni720np1: renamed from eth1
[ 1049.551089][ T8138] Could not find device with ifindex 2000 in netnsfd 11
[ 1049.551911][ T8138] Could not find netns with fd: 2000
[ 1049.552531][ T8138] Cannot link a netdevsim to itself
[ 1049.553314][ T8138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).