I too have this problem on when I plug my Hitatchi 2TB Touro Desk Pro into my laptop running Ubuntu 12.10, Kernel Linux 3.5.0-19-generic, GNOME 3.6.0
Dec 16 11:45:53 coralreef kernel: [ 2823.716084] usb 1-3: reset high-speed USB device number 18 using ehci_hcd Dec 16 11:46:08 coralreef kernel: [ 2838.828080] usb 1-3: device descriptor read/64, error -110 Dec 16 11:46:23 coralreef kernel: [ 2854.044087] usb 1-3: device descriptor read/64, error -110 Dec 16 11:46:23 coralreef kernel: [ 2854.260081] usb 1-3: reset high-speed USB device number 18 using ehci_hcd Dec 16 11:46:38 coralreef kernel: [ 2869.372083] usb 1-3: device descriptor read/64, error -110 Dec 16 11:46:53 coralreef kernel: [ 2884.588095] usb 1-3: device descriptor read/64, error -110 Dec 16 11:46:54 coralreef kernel: [ 2884.804063] usb 1-3: reset high-speed USB device number 18 using ehci_hcd Dec 16 11:46:59 coralreef kernel: [ 2890.216071] usb 1-3: device not accepting address 18, error -71 Dec 16 11:46:59 coralreef kernel: [ 2890.328097] usb 1-3: reset high-speed USB device number 18 using ehci_hcd Dec 16 11:47:05 coralreef kernel: [ 2895.740074] usb 1-3: device not accepting address 18, error -71 Dec 16 11:47:05 coralreef kernel: [ 2895.740142] usb 1-3: USB disconnect, device number 18 Dec 16 11:47:05 coralreef kernel: [ 2895.740176] sd 6:0:0:0: Device offlined - not ready after error recovery Dec 16 11:47:05 coralreef kernel: [ 2895.740196] sd 6:0:0:0: [sdb] Unhandled error code Dec 16 11:47:05 coralreef kernel: [ 2895.740201] sd 6:0:0:0: [sdb] Dec 16 11:47:05 coralreef kernel: [ 2895.740206] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK Dec 16 11:47:05 coralreef kernel: [ 2895.740211] sd 6:0:0:0: [sdb] CDB: Dec 16 11:47:05 coralreef kernel: [ 2895.740214] Read(10): 28 00 55 37 1b c0 00 00 f0 00 Dec 16 11:47:05 coralreef kernel: [ 2895.740237] end_request: I/O error, dev sdb, sector 1429674944 Dec 16 11:47:05 coralreef kernel: [ 2895.740244] quiet_error: 23 callbacks suppressed Dec 16 11:47:05 coralreef kernel: [ 2895.740249] Buffer I/O error on device sdb1, logical block 178709112 Dec 16 11:47:05 coralreef kernel: [ 2895.740261] Buffer I/O error on device sdb1, logical block 178709113 Dec 16 11:47:05 coralreef kernel: [ 2895.740267] Buffer I/O error on device sdb1, logical block 178709114 Dec 16 11:47:05 coralreef kernel: [ 2895.740272] Buffer I/O error on device sdb1, logical block 178709115 Dec 16 11:47:05 coralreef kernel: [ 2895.740278] Buffer I/O error on device sdb1, logical block 178709116 Dec 16 11:47:05 coralreef kernel: [ 2895.740283] Buffer I/O error on device sdb1, logical block 178709117 Dec 16 11:47:05 coralreef kernel: [ 2895.740289] Buffer I/O error on device sdb1, logical block 178709118 Dec 16 11:47:05 coralreef kernel: [ 2895.740294] Buffer I/O error on device sdb1, logical block 178709119 Dec 16 11:47:05 coralreef kernel: [ 2895.740300] Buffer I/O error on device sdb1, logical block 178709120 Dec 16 11:47:05 coralreef kernel: [ 2895.740314] Buffer I/O error on device sdb1, logical block 178709121 Dec 16 11:47:05 coralreef kernel: [ 2895.740464] sd 6:0:0:0: [sdb] Unhandled error code Dec 16 11:47:05 coralreef kernel: [ 2895.740467] sd 6:0:0:0: [sdb] Dec 16 11:47:05 coralreef kernel: [ 2895.740469] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK Dec 16 11:47:05 coralreef kernel: [ 2895.740472] sd 6:0:0:0: [sdb] CDB: Dec 16 11:47:05 coralreef kernel: [ 2895.740473] Read(10): 28 00 55 37 1c b0 00 00 10 00 Dec 16 11:47:05 coralreef kernel: [ 2895.740484] end_request: I/O error, dev sdb, sector 1429675184 Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread_i: ntfs_pread failed: Input/output error Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread error reading '/.Other/OtherLng.tar.gz.pgp' at offset 290324480: 131072 <> -1: Input/output error Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread_i: ntfs_pread failed: Input/output error Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread error reading '/.Other/OtherLng.tar.gz.pgp' at offset 290455552: 131072 <> -1: Input/output error Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread_i: ntfs_pread failed: Input/output error Dec 16 11:47:05 coralreef ntfs-3g[3467]: ntfs_attr_pread error reading '/.Other/OtherLng.tar.gz.pgp' at offset 290324480: 4096 <> -1: Input/output error Dec 16 11:47:05 coralreef kernel: [ 2895.952063] usb 1-3: new high-speed USB device number 19 using ehci_hcd Dec 16 11:47:05 coralreef udisksd[1871]: Cleaning up mount point /media/clownfish/Earth (device 8:17 no longer exist) Dec 16 11:47:20 coralreef kernel: [ 2911.064130] usb 1-3: device descriptor read/64, error -110 Dec 16 11:47:35 coralreef kernel: [ 2926.280061] usb 1-3: device descriptor read/64, error -110 Dec 16 11:47:35 coralreef kernel: [ 2926.496104] usb 1-3: new high-speed USB device number 20 using ehci_hcd Dec 16 11:47:51 coralreef kernel: [ 2941.608123] usb 1-3: device descriptor read/64, error -110 Dec 16 11:48:06 coralreef kernel: [ 2956.824082] usb 1-3: device descriptor read/64, error -110 Dec 16 11:48:06 coralreef kernel: [ 2957.040066] usb 1-3: new high-speed USB device number 21 using ehci_hcd Dec 16 11:48:11 coralreef kernel: [ 2962.452114] usb 1-3: device not accepting address 21, error -71 Dec 16 11:48:11 coralreef kernel: [ 2962.564127] usb 1-3: new high-speed USB device number 22 using ehci_hcd Dec 16 11:48:17 coralreef kernel: [ 2967.976103] usb 1-3: device not accepting address 22, error -71 Dec 16 11:48:17 coralreef kernel: [ 2967.976143] hub 1-0:1.0: unable to enumerate USB device on port 3 Dec 16 11:48:17 coralreef kernel: [ 2968.244086] usb 3-1: new full-speed USB device number 4 using uhci_hcd Dec 16 11:48:32 coralreef kernel: [ 2983.356081] usb 3-1: device descriptor read/64, error -110 Dec 16 11:48:33 coralreef ntfs-3g[3467]: Unmounting /dev/sdb1 (Earth) Dec 16 11:48:47 coralreef kernel: [ 2998.572096] usb 3-1: device descriptor read/64, error -110 Dec 16 11:48:48 coralreef kernel: [ 2998.788080] usb 3-1: new full-speed USB device number 5 using uhci_hcd Dec 16 11:49:03 coralreef kernel: [ 3013.900078] usb 3-1: device descriptor read/64, error -110 Dec 16 11:49:18 coralreef kernel: [ 3029.116131] usb 3-1: device descriptor read/64, error -110 Dec 16 11:49:18 coralreef kernel: [ 3029.332119] usb 3-1: new full-speed USB device number 6 using uhci_hcd Dec 16 11:49:24 coralreef kernel: [ 3034.744074] usb 3-1: device not accepting address 6, error -84 Dec 16 11:49:24 coralreef kernel: [ 3034.856120] usb 3-1: new full-speed USB device number 7 using uhci_hcd Dec 16 11:49:29 coralreef kernel: [ 3040.268196] usb 3-1: device not accepting address 7, error -84 Dec 16 11:49:29 coralreef kernel: [ 3040.268323] hub 3-0:1.0: unable to enumerate USB device on port 1 Dec 16 11:50:40 coralreef kernel: [ 3110.896099] usb 1-6: new high-speed USB device number 23 using ehci_hcd Dec 16 11:50:55 coralreef kernel: [ 3126.008094] usb 1-6: device descriptor read/64, error -110 Dec 16 11:51:10 coralreef kernel: [ 3141.224096] usb 1-6: device descriptor read/64, error -110 Dec 16 11:51:10 coralreef kernel: [ 3141.440064] usb 1-6: new high-speed USB device number 24 using ehci_hcd Dec 16 11:51:25 coralreef kernel: [ 3156.552062] usb 1-6: device descriptor read/64, error -110 Dec 16 11:51:41 coralreef kernel: [ 3171.768067] usb 1-6: device descriptor read/64, error -110 Dec 16 11:51:41 coralreef kernel: [ 3171.984576] usb 1-6: new high-speed USB device number 25 using ehci_hcd Dec 16 11:51:46 coralreef kernel: [ 3177.396043] usb 1-6: device not accepting address 25, error -71 Dec 16 11:51:46 coralreef kernel: [ 3177.508104] usb 1-6: new high-speed USB device number 26 using ehci_hcd Dec 16 11:51:52 coralreef kernel: [ 3182.920107] usb 1-6: device not accepting address 26, error -71 Dec 16 11:51:52 coralreef kernel: [ 3182.920145] hub 1-0:1.0: unable to enumerate USB device on port 6 Dec 16 11:51:52 coralreef kernel: [ 3183.188199] usb 4-2: new full-speed USB device number 2 using uhci_hcd Dec 16 11:52:07 coralreef kernel: [ 3198.300133] usb 4-2: device descriptor read/64, error -110 ** Changed in: linux (Ubuntu) Status: Expired => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1012291 Title: USB disconnect To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1012291/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs