Система не реагирует на подключение флэш накопителя. В lsusb он есть:
text
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 003: ID 064e:a219 Suyin Corp. 1.3M WebCam (notebook emachines E730, Acer sub-brand)
Bus 002 Device 003: ID 15d9:0a4d Trust International B.V.
Флешка: Bus 002 Device 007: ID 1005:b113 Apacer Technology, Inc. Handy Steno 2.0/HT203