用mount -t vfat /dev/sda1 /mnt/usb提示如下:
usb-uhci.c: interrupt, status 2, frame# 411
I/O error: dev 08:01, sector 0
FAT: unable to read boot sector
mount: wrong fs type, bad option, bad superblock on /dev/sda1,
or too many mounted file systems
U盘是没有问题的,在windows下可以用