Ubuntu10.04beta1 cannot mount a mobile hard disk.

Ubuntu10.04beta1 after a few seconds of moving the hard disk, the red light on the hard disk is on, and then there is no response. view it through sudofdisk-l. The display is stuck in half, and the hard disk is being detected. You can use the disk utility to view the hard disk, but cannot mount the partitions. Manual mount is invalid. Dmesg information is displayed as follows: [606.372564] usb2-2: newhighspeedUSBdeviceusingehci_hcda

Ubuntu 10.04 beta1 was inserted into the mobile hard disk for several seconds, and the red light on the hard disk then did not respond. view it through sudo fdisk-l. The display card is in half, and the hard disk is being detected. You can use the disk utility to view the hard disk, but cannot mount the partitions. Manual mount is invalid. Dmesg information is displayed as follows:

[2, 606.372564] usb 2-2: new high speed USB device using ehci_hcd and address 2
[2, 606.506358] usb 2-2: configuration #1 chosen from 1 choice
[606.572490] Initializing USB Mass Storage driver...
[606.572821] sci2: SCSI emulation for USB Mass Storage devices
[2, 606.573138] usb core: registered new interface driver usb-storage
[606.573145] USB Mass Storage support registered.
[2, 606.575497] usb-storage: device found at 2
[2, 606.575503] usb-storage: waiting for device to settle before scanning
[2, 611.572336] usb-storage: device scan complete
[611.574080] scsi 2: 0: 0: 0: Direct-Access ST932032 5AS 0041 PQ: 0 ANSI: 0
[1, 611.579060] sd 2: 0: 0: 0: Attached scsi generic sg1 type 0
[611.579906] sd 2: 0: 0: 0: [sdb] 625142448 512-byte logical blocks: (320 GB/298 GiB)
[611.580777] sd 2: 0: 0: 0: [sdb] Write Protect is off
[611.580785] sd 2: 0: 0: 0: [sdb] Mode Sense: 03 00 00 00
[611.580791] sd 2: 0: 0: 0: [sdb] Assuming drive cache: write through
[611.582507] sd 2: 0: 0: 0: [sdb] Assuming drive cache: write through
[611.582510] sdb: sdb1 sdb2 <sdb5 sdb6 sdb7 sdb8 sdb9 sdb10>
[611.747159] sd 2: 0: 0: 0: [sdb] Assuming drive cache: write through
[611.747170] sd 2: 0: 0: 0: [sdb] Attached SCSI disk
[2, 619.100045] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 627.100058] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 658.100061] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 689.112566] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 720.114963] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 751.112079] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 782.118365] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 813.112087] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[813.245812] sd 2: 0: 0: 0: [sdb] Unhandled error code
[813.245820] sd 2: 0: 0: 0: [sdb] Result: hostbyte = DID_ABORT driverbyte = DRIVER_ OK
[813.245829] sd 2: 0: 0: 0: [sdb] CDB: Read (10): 28 00 00 00 00 3f 00 00 08 00
[813.245853] end_request: I/O error, dev sdb, sector 63
[813.245865] Buffer I/O error on device sdb1, logical block 0
[1, 813.245873] Buffer I/O error on device sdb1, logical block 1
[2, 813.245880] Buffer I/O error on device sdb1, logical block 2
[813.245886] Buffer I/O error on device sdb1, logical block 3
[813.245892] Buffer I/O error on device sdb1, logical block 4
[1, 813.245899] Buffer I/O error on device sdb1, logical block 5
[813.245905] Buffer I/O error on device sdb1, logical block 6
[1, 813.245911] Buffer I/O error on device sdb1, logical block 7
[1, 830.260700] e1000e: eth0 NIC Link is Down
[2, 834.937272] usb 4-2: USB disconnect, address 3
[834.937277] btusb_bulk_complete: hci0 urb f68cb000 failed to resubmit (19)
[834.938270] btusb_intr_complete: hci0 urb f68cbe80 failed to resubmit (19)
[834.938279] btusb_bulk_complete: hci0 urb f68cb780 failed to resubmit (19)
[839.116832] e1000e: eth0 NIC Link is Up 100 Mbps Full Duplex, Flow Control: RX/TX
[839.116840]. 0: eth0: 10/100 speed: disabling TSO
[840.320105] INFO: task smartctl: 5908 blocked for more than 120 seconds.
[840.320113] "echo 0>/proc/sys/kernel/hung_task_timeout_secs" disables this message.
[840.320120] smartctl D 00000000 0 5908 5896 0x00000004
[840.320131] ec517c30 00000082 00000000 00000000 00000000 c086b6e0 f68482ac c086b6e0
[840.320149] e6b393c8 00000092 c086b6e0 c086b6e0 f68482ac c086b6e0 c086b6e0 f0de8a80
[840.320165] e6729726 00000092 f6848000 7 fffffff 7 fffffff ec517cf0 ec517c90 c059c53d
[2, 840.320181] Call Trace:
[840.320200] [ ] Schedule_timeout + 0x1ad/0x280
[840.320212] [ ]? Scsi_request_fn + 0xbd/0x4b0
[840.320225] [ ]? _ Blk_run_queue + 0x6e/0x120
[840.320234] [ ] Wait_for_common + 0 AA/0x130
[840.320245] [ ]? Default_wake_function + 0x0/0x20
[840.320255] [ ] Wait_for_completion + 0x17/0x20
[840.320263] [ ] Blk_execute_rq + 0x7a/0xd0
[840.320271] [ ]? Blk_end_sync_rq + 0x0/0x30
[840.320279] [ ]? Blk_rq_append_bio + 0x24/0x70
[840.320286] [ ]? _ Blk_rq_map_user + 0x92/0x110
[840.320294] [ ]? Blk_rq_map_user + 0xc3/0x150
[840.320303] [ ]? Capable + 0x15/0x50
[840.320312] [ ] Sg_io + 0x1c9/0x360
[840.320320] [ ]? _ D_lookup + 0x102/0x110
[840.320330] [ ] Scsi_rj_ioctl + 0x408/0x480
[840.320339] [ ]? Unlock_kernel + 0x27/0x30
[840.320350] [ ]? Get_page_from_freelist + 0x147/0x360
[840.320360] [ ] Sd_ioctl + 0x94/0 xe0
[840.320368] [ ] _ Blkdev_driver_ioctl + 0x72/0x80
[840.320376] [ ] Blkdev_ioctl + 0x1e9/0x750
[840.320386] [ ] Block_ioctl + 0x31/0x50
[840.320393] [ ]? Block_ioctl + 0x0/0x50
[840.320402] [ ] Vfs_ioctl + 0x21/0x90
[840.320411] [ ] Do_vfs_ioctl + 0x79/0x310
[840.320418] [ ]? Do_page_fault + 0x152/0x380
[840.320427] [ ] Sys_ioctl + 0x67/0x80
[840.320435] [ ] Syscall_call + 0x7/0xb
[2, 844.112089] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 875.112078] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 906.112073] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 937.112198] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[960.320096] INFO: task smartctl: 5908 blocked for more than 120 seconds.
[960.320104] "echo 0>/proc/sys/kernel/hung_task_timeout_secs" disables this message.
[960.320111] smartctl D 00000000 0 5908 5896 0x00000004
[960.320130] ec517c30 00000082 00000000 00000000 00000000 c086b6e0 f68482ac c086b6e0
[960.320147] e6b393c8 00000092 c086b6e0 c086b6e0 f68482ac c086b6e0 c086b6e0 f0de8a80
[960.320163] e6729726 00000092 f6848000 7 fffffff 7 fffffff ec517cf0 ec517c90 c059c53d
[2, 960.320179] Call Trace:
[960.320196] [ ] Schedule_timeout + 0x1ad/0x280
[960.320208] [ ]? Scsi_request_fn + 0xbd/0x4b0
[960.320220] [ ]? _ Blk_run_queue + 0x6e/0x120
[960.320228] [ ] Wait_for_common + 0 AA/0x130
[960.320239] [ ]? Default_wake_function + 0x0/0x20
[960.320248] [ ] Wait_for_completion + 0x17/0x20
[960.320256] [ ] Blk_execute_rq + 0x7a/0xd0
[960.320264] [ ]? Blk_end_sync_rq + 0x0/0x30
[960.320271] [ ]? Blk_rq_append_bio + 0x24/0x70
[960.320279] [ ]? _ Blk_rq_map_user + 0x92/0x110
[960.320287] [ ]? Blk_rq_map_user + 0xc3/0x150
[960.320295] [ ]? Capable + 0x15/0x50
[960.320303] [ ] Sg_io + 0x1c9/0x360
[960.320312] [ ]? _ D_lookup + 0x102/0x110
[960.320321] [ ] Scsi_rj_ioctl + 0x408/0x480
[960.320330] [ ]? Unlock_kernel + 0x27/0x30
[960.320341] [ ]? Get_page_from_freelist + 0x147/0x360
[960.320351] [ ] Sd_ioctl + 0x94/0 xe0
[960.320359] [ ] _ Blkdev_driver_ioctl + 0x72/0x80
[960.320367] [ ] Blkdev_ioctl + 0x1e9/0x750
[960.320377] [ ] Block_ioctl + 0x31/0x50
[960.320384] [ ]? Block_ioctl + 0x0/0x50
[960.320393] [ ] Vfs_ioctl + 0x21/0x90
[960.320402] [ ] Do_vfs_ioctl + 0x79/0x310
[960.320410] [ ]? Do_page_fault + 0x152/0x380
[960.320418] [ ] Sys_ioctl + 0x67/0x80
[960.320426] [ ] Syscall_call + 0x7/0xb
[2, 968.112073] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 999.116071] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[999.249738] sd 2: 0: 0: 0: [sdb] Unhandled error code
[999.249747] sd 2: 0: 0: 0: [sdb] Result: hostbyte = DID_ABORT driverbyte = DRIVER_ OK
[999.249757] sd 2: 0: 0: 0: [sdb] CDB: Read (10): 28 00 02 7f ff 9e 00 00 02 00
[0, 999.249782] end_request: I/O error, dev sdb, sector 41942942
[999.249793] Buffer I/O error on device sdb2, logical block 0
[2, 1030.112074] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1061.112078] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[1080.320068] INFO: task smartctl: 5908 blocked for more than 120 seconds.
[1080.320073] "echo 0>/proc/sys/kernel/hung_task_timeout_secs" disables this message.
[1080.320076] smartctl D 00000000 0 5908 5896 0x00000004
[1080.320082] ec517c30 00000082 00000000 00000000 00000000 c086b6e0 f68482ac c086b6e0
[1080.320091] e6b393c8 00000092 c086b6e0 c086b6e0 f68482ac c086b6e0 c086b6e0 f0de8a80
[1080.320099] e6729726 00000092 f6848000 7 fffffff 7 fffffff ec517cf0 ec517c90 c059c53d
[2, 1080.320107] Call Trace:
[1080.320117] [ ] Schedule_timeout + 0x1ad/0x280
[1080.320124] [ ]? Scsi_request_fn + 0xbd/0x4b0
[1080.320130] [ ]? _ Blk_run_queue + 0x6e/0x120
[1080.320140] [ ] Wait_for_common + 0 AA/0x130
[1080.320144] [ ]? Default_wake_function + 0x0/0x20
[1080.320147] [ ] Wait_for_completion + 0x17/0x20
[1080.320150] [ ] Blk_execute_rq + 0x7a/0xd0
[1080.320152] [ ]? Blk_end_sync_rq + 0x0/0x30
[1080.320155] [ ]? Blk_rq_append_bio + 0x24/0x70
[1080.320157] [ ]? _ Blk_rq_map_user + 0x92/0x110
[1080.320160] [ ]? Blk_rq_map_user + 0xc3/0x150
[1080.320163] [ ]? Capable + 0x15/0x50
[1080.320166] [ ] Sg_io + 0x1c9/0x360
[1080.320169] [ ]? _ D_lookup + 0x102/0x110
[1080.320172] [ ] Scsi_rj_ioctl + 0x408/0x480
[1080.320175] [ ]? Unlock_kernel + 0x27/0x30
[1080.320179] [ ]? Get_page_from_freelist + 0x147/0x360
[1080.320183] [ ] Sd_ioctl + 0x94/0 xe0
[1080.320186] [ ] _ Blkdev_driver_ioctl + 0x72/0x80
[1080.320188] [ ] Blkdev_ioctl + 0x1e9/0x750
[1080.320192] [ ] Block_ioctl + 0x31/0x50
[1080.320194] [ ]? Block_ioctl + 0x0/0x50
[1080.320197] [ ] Vfs_ioctl + 0x21/0x90
[1080.320200] [ ] Do_vfs_ioctl + 0x79/0x310
[1080.320203] [ ]? Do_page_fault + 0x152/0x380
[1080.320206] [ ] Sys_ioctl + 0x67/0x80
[1080.320209] [ ] Syscall_call + 0x7/0xb
[2, 1092.112112] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1123.112155] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1154.112079] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1185.112095] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[1185.245889] sd 2: 0: 0: 0: [sdb] Unhandled error code
[1185.245897] sd 2: 0: 0: 0: [sdb] Result: hostbyte = DID_ABORT driverbyte = DRIVER_ OK
[1185.245906] sd 2: 0: 0: 0: [sdb] CDB: Read (10): 28 00 02 7f ff 9f 00 00 08 00
[0, 1185.245931] end_request: I/O error, dev sdb, sector 41942943
[1185.245942] Buffer I/O error on device sdb5, logical block 0
[1, 1185.245951] Buffer I/O error on device sdb5, logical block 1
[2, 1185.245957] Buffer I/O error on device sdb5, logical block 2
[2, 1185.245964] Buffer I/O error on device sdb5, logical block 3
[1185.245971] Buffer I/O error on device sdb5, logical block 4
[1185.245977] Buffer I/O error on device sdb5, logical block 5
[1185.245983] Buffer I/O error on device sdb5, logical block 6
[2, 1185.245990] Buffer I/O error on device sdb5, logical block 7
[1200.320099] INFO: task smartctl: 5908 blocked for more than 120 seconds.
[1200.320108] "echo 0>/proc/sys/kernel/hung_task_timeout_secs" disables this message.
[1200.320115] smartctl D 00000000 0 5908 5896 0x00000004
[1200.320126] ec517c30 00000082 00000000 00000000 00000000 c086b6e0 f68482ac c086b6e0
[1200.320144] e6b393c8 00000092 c086b6e0 c086b6e0 f68482ac c086b6e0 c086b6e0 f0de8a80
[1200.320160] e6729726 00000092 f6848000 7 fffffff 7 fffffff ec517cf0 ec517c90 c059c53d
[2, 1200.320176] Call Trace:
[1200.320194] [ ] Schedule_timeout + 0x1ad/0x280
[1200.320206] [ ]? Scsi_request_fn + 0xbd/0x4b0
[1200.320218] [ ]? _ Blk_run_queue + 0x6e/0x120
[1200.320227] [ ] Wait_for_common + 0 AA/0x130
[1200.320238] [ ]? Default_wake_function + 0x0/0x20
[1200.320247] [ ] Wait_for_completion + 0x17/0x20
[1200.320255] [ ] Blk_execute_rq + 0x7a/0xd0
[1200.320262] [ ]? Blk_end_sync_rq + 0x0/0x30
[1200.320270] [ ]? Blk_rq_append_bio + 0x24/0x70
[1200.320278] [ ]? _ Blk_rq_map_user + 0x92/0x110
[1200.320286] [ ]? Blk_rq_map_user + 0xc3/0x150
[1200.320298] [ ]? Capable + 0x15/0x50
[1200.320306] [ ] Sg_io + 0x1c9/0x360
[1200.320314] [ ]? _ D_lookup + 0x102/0x110
[1200.320324] [ ] Scsi_rj_ioctl + 0x408/0x480
[1200.320333] [ ]? Unlock_kernel + 0x27/0x30
[1200.320344] [ ]? Get_page_from_freelist + 0x147/0x360
[1200.320354] [ ] Sd_ioctl + 0x94/0 xe0
[1200.320362] [ ] _ Blkdev_driver_ioctl + 0x72/0x80
[1200.320370] [ ] Blkdev_ioctl + 0x1e9/0x750
[1200.320380] [ ] Block_ioctl + 0x31/0x50
[1200.320387] [ ]? Block_ioctl + 0x0/0x50
[1200.320396] [ ] Vfs_ioctl + 0x21/0x90
[1200.320405] [ ] Do_vfs_ioctl + 0x79/0x310
[1200.320413] [ ]? Do_page_fault + 0x152/0x380
[1200.320422] [ ] Sys_ioctl + 0x67/0x80
[1200.320430] [ ] Syscall_call + 0x7/0xb
[2, 1216.100568] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1247.100600] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1278.100060] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1309.100096] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[1320.320099] INFO: task smartctl: 5908 blocked for more than 120 seconds.
[1320.320108] "echo 0>/proc/sys/kernel/hung_task_timeout_secs" disables this message.
[1320.320115] smartctl D 00000000 0 5908 5896 0x00000004
[1320.320127] ec517c30 00000082 00000000 00000000 00000000 c086b6e0 f68482ac c086b6e0
[1320.320154] e6b393c8 00000092 c086b6e0 c086b6e0 f68482ac c086b6e0 c086b6e0 f0de8a80
[1320.320170] e6729726 00000092 f6848000 7 fffffff 7 fffffff ec517cf0 ec517c90 c059c53d
[2, 1320.320186] Call Trace:
[1320.320204] [ ] Schedule_timeout + 0x1ad/0x280
[1320.320216] [ ]? Scsi_request_fn + 0xbd/0x4b0
[1320.320228] [ ]? _ Blk_run_queue + 0x6e/0x120
[1320.320237] [ ] Wait_for_common + 0 AA/0x130
[1320.320248] [ ]? Default_wake_function + 0x0/0x20
[1320.320257] [ ] Wait_for_completion + 0x17/0x20
[1320.320265] [ ] Blk_execute_rq + 0x7a/0xd0
[1320.320272] [ ]? Blk_end_sync_rq + 0x0/0x30
[1320.320280] [ ]? Blk_rq_append_bio + 0x24/0x70
[1320.320287] [ ]? _ Blk_rq_map_user + 0x92/0x110
[1320.320295] [ ]? Blk_rq_map_user + 0xc3/0x150
[1320.320304] [ ]? Capable + 0x15/0x50
[1320.320312] [ ] Sg_io + 0x1c9/0x360
[1320.320321] [ ]? _ D_lookup + 0x102/0x110
[1320.320330] [ ] Scsi_rj_ioctl + 0x408/0x480
[1320.320339] [ ]? Unlock_kernel + 0x27/0x30
[1320.320350] [ ]? Get_page_from_freelist + 0x147/0x360
[1320.320363] [ ] Sd_ioctl + 0x94/0 xe0
[1320.320371] [ ] _ Blkdev_driver_ioctl + 0x72/0x80
[1320.320380] [ ] Blkdev_ioctl + 0x1e9/0x750
[1320.320389] [ ] Block_ioctl + 0x31/0x50
[1320.320397] [ ]? Block_ioctl + 0x0/0x50
[1320.320406] [ ] Vfs_ioctl + 0x21/0x90
[1320.320415] [ ] Do_vfs_ioctl + 0x79/0x310
[1320.320424] [ ]? Do_page_fault + 0x152/0x380
[1320.320432] [ ] Sys_ioctl + 0x67/0x80
[1320.320441] [ ] Syscall_call + 0x7/0xb
[2, 1340.100060] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[2, 1371.100065] usb 2-2: reset high speed USB device using ehci_hcd and address 2
[1371.233799] sd 2: 0: 0: 0: [sdb] Unhandled error code
[1371.233807] sd 2: 0: 0: 0: [sdb] Result: hostbyte = DID_ABORT driverbyte = DRIVER_ OK
[1371.233816] sd 2: 0: 0: 0: [sdb] CDB: Read (10): 28 00 06 c5 ce ef 00 00 08 00
[0, 1371.233841] end_request: I/O error, dev sdb, sector 113626863
[1371.233853] Buffer I/O error on device sdb6, logical block 0
[1, 1371.233861] Buffer I/O error on device sdb6, logical block 1
[2, 1371.233868] Buffer I/O error on device sdb6, logical block 2
[1371.233874] Buffer I/O error on device sdb6, logical block 3
[1371.233881] Buffer I/O error on device sdb6, logical block 4
[1371.233887] Buffer I/O error on device sdb6, logical block 5
[1371.233893] Buffer I/O error on device sdb6, logical block 6
[1371.233899] Buffer I/O error on device sdb6, logical block 7
[2, 1402.100068] usb 2-2: reset high speed USB device using ehci_hcd and address 2

No solution was found for google. Later, at https://bugs.launchpad.net/ubuntu/, someone has reported that the Bugis ~
Https://bugs.launchpad.net/ubuntu/+bug/546486
Https://bugs.launchpad.net/ubuntu/+source/udisks/+bug/545588
Https://bugs.launchpad.net/ubuntu/+source/udev/+bug/546136