Same problem here in Intrepid. USB external drive that worked fine under previous versions.
At drive power on: [ 914.916077] usb 2-2: new high speed USB device using ehci_hcd and address 8 [ 915.089329] usb 2-2: configuration #1 chosen from 1 choice [ 915.106215] scsi8 : SCSI emulation for USB Mass Storage devices [ 915.123024] usb-storage: device found at 8 [ 915.123039] usb-storage: waiting for device to settle before scanning [ 920.121121] usb-storage: device scan complete [ 920.124114] scsi 8:0:0:0: Direct-Access ST312002 6A 8.01 PQ: 0 ANSI: 0 [ 920.192753] sd 8:0:0:0: [sdh] 234441649 512-byte hardware sectors (120034 MB) [ 920.197056] sd 8:0:0:0: [sdh] Write Protect is off [ 920.197073] sd 8:0:0:0: [sdh] Mode Sense: 03 00 00 00 [ 920.197078] sd 8:0:0:0: [sdh] Assuming drive cache: write through [ 920.200621] sd 8:0:0:0: [sdh] 234441649 512-byte hardware sectors (120034 MB) [ 920.209086] sd 8:0:0:0: [sdh] Write Protect is off [ 920.209103] sd 8:0:0:0: [sdh] Mode Sense: 03 00 00 00 [ 920.209108] sd 8:0:0:0: [sdh] Assuming drive cache: write through [ 920.210153] sdh: sdh1 [ 920.231119] sd 8:0:0:0: [sdh] Attached SCSI disk [ 920.233270] sd 8:0:0:0: Attached scsi generic sg9 type 0 [ 920.571207] sd 8:0:0:0: [sdh] Sense Key : No Sense [current] [ 920.571225] sd 8:0:0:0: [sdh] Add. Sense: No additional sense information [ 920.725607] sd 8:0:0:0: [sdh] Sense Key : No Sense [current] [ 920.725626] sd 8:0:0:0: [sdh] Add. Sense: No additional sense information [ 920.876208] sd 8:0:0:0: [sdh] Sense Key : No Sense [current] [ 920.876227] sd 8:0:0:0: [sdh] Add. Sense: No additional sense information [ 921.028211] sd 8:0:0:0: [sdh] Sense Key : No Sense [current] [ 921.028229] sd 8:0:0:0: [sdh] Add. Sense: No additional sense information The last two lines loop endlessly and the disk churns continuously. Unable to mount sdh or sdh1. Not recognized under lsusb or parted. Then at drive power down: [ 1066.328064] usb 2-2: reset high speed USB device using ehci_hcd and address 8 [ 1066.384097] usb 2-2: USB disconnect, address 8 [ 1066.391536] scsi 8:0:0:0: [sdh] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK,SUGGEST_OK [ 1066.391553] end_request: I/O error, dev sdh, sector 234441648 [ 1066.391561] __ratelimit: 137 callbacks suppressed [ 1066.391567] Buffer I/O error on device sdh, logical block 234441648 [ 1066.391633] Buffer I/O error on device sdh, logical block 234441648 [ 1066.391718] Buffer I/O error on device sdh, logical block 234441640 [ 1066.391735] Buffer I/O error on device sdh, logical block 234441641 [ 1066.391751] Buffer I/O error on device sdh, logical block 234441642 [ 1066.391766] Buffer I/O error on device sdh, logical block 234441643 [ 1066.391781] Buffer I/O error on device sdh, logical block 234441644 [ 1066.391796] Buffer I/O error on device sdh, logical block 234441645 [ 1066.391811] Buffer I/O error on device sdh, logical block 234441646 [ 1066.391827] Buffer I/O error on device sdh, logical block 234441647 -- USB Mass storage device "sense error" https://bugs.launchpad.net/bugs/273372 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
