现在好了，把移动硬盘拔了，就显示secbulk0了，但是下载的时候驱动报错，
后来换dnw2，把secbulk.ko卸了，安装libusb就能下载了
还是奇怪secbulk.ko方式为什么不行，报错：
[ 3348.893699] secbulk:usb_bulk_msg failed!
[ 3360.653046] INFO: task blkid:2534 blocked for more than 120 seconds.
[ 3360.653050] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 3360.653052] blkid D f3ab1c60 0 2534 385 0x00000004
[ 3360.653056] f3ab1c70 00000046 00000002 f3ab1c60 c01d9887 0000000e f3ab1c58 7fffffff
[ 3360.653061] 00000000 c0631c00 00000002 c0631c00 f6485c00 f398ea80 f58630d0 c05ae98c
[ 3360.653064] 00000001 00000002 00000000 00000000 c01d79e0 c0571d80 f3ab1c68 c016efe1
[ 3360.653068] Call Trace:
[ 3360.653074] [<c01d9887>] ? pagevec_lookup_tag+0x27/0x30
[ 3360.653077] [<c01d79e0>] ? bdi_set_max_ratio+0x70/0x70
[ 3360.653081] [<c016efe1>] ? ktime_get_ts+0xe1/0x110
[ 3360.653084] [<c0451cd8>] io_schedule+0x78/0xb0
[ 3360.653086] [<c01cfd7d>] sleep_on_page+0xd/0x20
[ 3360.653088] [<c04524c7>] __wait_on_bit_lock+0x47/0x90
[ 3360.653091] [<c01d241b>] ? find_get_pages+0xab/0x120
[ 3360.653093] [<c01cfd70>] ? __lock_page+0x80/0x80
[ 3360.653095] [<c01cfd68>] __lock_page+0x78/0x80
[ 3360.653098] [<c0164de0>] ? autoremove_wake_function+0x50/0x50
[ 3360.653100] [<c01db2aa>] truncate_inode_pages_range+0x32a/0x340
[ 3360.653103] [<c017bb1c>] ? smp_call_function_many+0x1ac/0x200
[ 3360.653105] [<c0242470>] ? buffer_cpu_notify+0x80/0x80
[ 3360.653107] [<c0242470>] ? buffer_cpu_notify+0x80/0x80
[ 3360.653109] [<c02424a4>] ? invalidate_bh_lru+0x34/0x70
[ 3360.653110] [<c0242470>] ? buffer_cpu_notify+0x80/0x80
[ 3360.653113] [<c01db2df>] truncate_inode_pages+0x1f/0x30
[ 3360.653115] [<c0247857>] __blkdev_put+0x137/0x1b0
[ 3360.653117] [<c02478f8>] blkdev_put+0x28/0x120
[ 3360.653119] [<c0247a0f>] blkdev_close+0x1f/0x30
[ 3360.653122] [<c021b12a>] fput+0xaa/0x1e0
[ 3360.653124] [<c0217d44>] filp_close+0x54/0x80
[ 3360.653127] [<c0149a6b>] put_files_struct+0x7b/0xd0
[ 3360.653129] [<c0149b65>] exit_files+0x45/0x60
[ 3360.653131] [<c0149fd1>] do_exit+0x151/0x7a0
[ 3360.653134] [<c01569d7>] ? recalc_sigpending+0x17/0x40
[ 3360.653136] [<c01574e1>] ? dequeue_signal+0x31/0x190
[ 3360.653138] [<c01d1bb0>] ? generic_file_aio_read+0x4c0/0x710
[ 3360.653141] [<c014a8b8>] do_group_exit+0x38/0xa0
[ 3360.653143] [<c01594a6>] get_signal_to_deliver+0x2c6/0x4c0
[ 3360.653145] [<c0102a0d>] do_signal+0x6d/0x840
[ 3360.653147] [<c0219374>] ? do_sync_read+0xa4/0xe0
[ 3360.653150] [<c02899f4>] ? security_file_permission+0x94/0xb0
[ 3360.653153] [<c02196ac>] ? rw_verify_area+0x6c/0x120
[ 3360.653155] [<c0452ebd>] ? mutex_unlock+0xd/0x10
[ 3360.653157] [<c0219b68>] ? vfs_read+0x88/0x160
[ 3360.653159] [<c02192d0>] ? do_sync_write+0xe0/0xe0
[ 3360.653161] [<c01034d5>] do_notify_resume+0x65/0x80
[ 3360.653164] [<c0454614>] work_notifysig+0x13/0x1b
