kernel version: Linux version 4.8.0-30-generic (buildd@lcy01-08) (gcc version 6.2.0 20161005 (Ubuntu 6.2.0-5ubuntu12) ) #32-Ubuntu SMP Fri Dec 2 03:43:27 UTC 2016 kernel log shows: Dec 13 21:31:07 merits kernel: [ 5815.576016] usb 2-9: new full-speed USB device number 4 using ohci-pci Dec 13 21:31:07 merits kernel: [ 5815.812966] usb 2-9: New USB device found, idVendor=0421, idProduct=0550 Dec 13 21:31:07 merits kernel: [ 5815.812969] usb 2-9: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Dec 13 21:31:07 merits kernel: [ 5815.812971] usb 2-9: Product: Nokia C2-01 Dec 13 21:31:07 merits kernel: [ 5815.812973] usb 2-9: Manufacturer: Nokia Dec 13 21:31:07 merits kernel: [ 5815.812974] usb 2-9: SerialNumber: 359309040628341 Dec 13 21:31:13 merits gvfs-gphoto2-vo[1438]: device (null) has no BUSNUM property, ignoring Dec 13 21:31:16 merits gnome-shell[1383]: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:16 merits gnome-shell[1383]: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:16 merits gnome-shell[1383]: clutter_layout_manager_get_child_meta: assertion 'CLUTTER_IS_LAYOUT_MANAGER (manager)' failed Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:25 merits kernel: [ 5833.374996] usb 2-9: USB disconnect, device number 4 Dec 13 21:31:25 merits kernel: [ 5834.128021] usb 2-9: new full-speed USB device number 5 using ohci-pci Dec 13 21:31:26 merits kernel: [ 5834.376908] usb 2-9: New USB device found, idVendor=0421, idProduct=054f Dec 13 21:31:26 merits kernel: [ 5834.376911] usb 2-9: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Dec 13 21:31:26 merits kernel: [ 5834.376913] usb 2-9: Product: Nokia C2-01 Dec 13 21:31:26 merits kernel: [ 5834.376915] usb 2-9: Manufacturer: Nokia Dec 13 21:31:26 merits kernel: [ 5834.376916] usb 2-9: SerialNumber: 359309040628341 Dec 13 21:31:16 merits gnome-shell[1383]: g_object_set: assertion 'G_IS_OBJECT (object)' failed Dec 13 21:31:26 merits kernel: [ 5834.519454] usb-storage 2-9:1.0: USB Mass Storage device detected Dec 13 21:31:26 merits kernel: [ 5834.519760] scsi host6: usb-storage 2-9:1.0 Dec 13 21:31:26 merits kernel: [ 5834.519991] usbcore: registered new interface driver usb-storage Dec 13 21:31:26 merits kernel: [ 5834.560598] usbcore: registered new interface driver uas Dec 13 21:31:27 merits kernel: [ 5835.525874] scsi 6:0:0:0: Direct-Access Nokia Nokia C2-01 0000 PQ: 0 ANSI: 4 Dec 13 21:31:27 merits kernel: [ 5835.530263] sd 6:0:0:0: Attached scsi generic sg2 type 0 Dec 13 21:31:27 merits kernel: [ 5835.536860] sd 6:0:0:0: [sdb] Adjusting the sector count from its reported value: 7744513 Dec 13 21:31:27 merits kernel: [ 5835.536865] sd 6:0:0:0: [sdb] 7744512 512-byte logical blocks: (3.97 GB/3.69 GiB) Dec 13 21:31:27 merits kernel: [ 5835.540848] sd 6:0:0:0: [sdb] Write Protect is off Dec 13 21:31:27 merits kernel: [ 5835.540851] sd 6:0:0:0: [sdb] Mode Sense: 04 00 00 00 Dec 13 21:31:27 merits kernel: [ 5835.544858] sd 6:0:0:0: [sdb] No Caching mode page found Dec 13 21:31:27 merits kernel: [ 5835.544863] sd 6:0:0:0: [sdb] Assuming drive cache: write through Dec 13 21:31:27 merits kernel: [ 5835.558854] sd 6:0:0:0: [sdb] Adjusting the sector count from its reported value: 7744513 Dec 13 21:31:27 merits kernel: [ 5835.574872] sdb: sdb1 Dec 13 21:31:27 merits kernel: [ 5835.582847] sd 6:0:0:0: [sdb] Adjusting the sector count from its reported value: 7744513 Dec 13 21:31:27 merits kernel: [ 5835.593015] sd 6:0:0:0: [sdb] Attached SCSI removable disk Dec 13 21:31:27 merits kernel: [ 5835.972008] ohci-pci 0000:00:04.0: HcDoneHead not written back; disabled Dec 13 21:31:27 merits kernel: [ 5835.972014] ohci-pci 0000:00:04.0: HC died; cleaning up Dec 13 21:31:27 merits kernel: [ 5835.972335] usb 2-2: USB disconnect, device number 2 Dec 13 21:31:27 merits kernel: [ 5835.973969] usb 2-4: USB disconnect, device number 3 Dec 13 21:31:27 merits kernel: [ 5836.012277] usb 2-9: USB disconnect, device number 5 Dec 13 21:31:27 merits kernel: [ 5836.024023] scsi 6:0:0:0: rejecting I/O to offline device Dec 13 21:31:27 merits kernel: [ 5836.024029] scsi 6:0:0:0: [sdb] killing request Dec 13 21:31:27 merits kernel: [ 5836.024042] scsi 6:0:0:0: [sdb] FAILED Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK Dec 13 21:31:27 merits kernel: [ 5836.024046] scsi 6:0:0:0: [sdb] CDB: Read(10) 28 00 00 00 00 80 00 00 90 00 Dec 13 21:31:27 merits kernel: [ 5836.024048] blk_update_request: I/O error, dev sdb, sector 128 Dec 13 21:31:27 merits kernel: [ 5836.024068] Buffer I/O error on dev sdb, logical block 16, async page read Dec 13 21:31:27 merits kernel: [ 5836.024095] Buffer I/O error on dev sdb, logical block 2, async page read Dec 13 21:31:29 merits NetworkManager[735]: <info> [1481657489.6354] device (A8:44:81:2F:42:DB): state change: disconnected -> unmanaged (reason 'removed') [30 10 36] On Tue, Dec 13, 2016 at 8:37 PM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > On Tue, Dec 13, 2016 at 08:20:56PM +0200, or dv wrote: >> I have a nokia C2 cellphone. when I connect it with a micro usb cable, >> and then try to move a file to the memory card that resides in my cellphone, >> in the middle of the file transfer the device disconnects, >> and then I can't move my mouse, >> and the device can't be mounted anymore until reboot... >> and so do the mouse can't be detected anymore until reboot >> >> the bug is reproducible... > > What kernel version is this? Also, is there any error messages in the > kernel log when this happens? > > thanks, > > greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html