Public bug reported: I just bought an Asus N43JF with a USB 3.0 port, and I have a Supertalent 16GB USB 3.0 flash drive. I'm using Ubuntu 10.10 with kernel 2.6.35-22-generic
The flash drive is correctly recognized and I can successfully copy files, but it's very slow (max. 1.4MiB/sec). I'm not sure which device provides the USB 3.0 port, but i think it corresponds to this line in lspci : 04:00.0 USB Controller: Device 1b73:1400 (rev 01) Here is a typical part of kern.log I get. I would be happy to provide more informations. Sep 26 16:25:14 adrien-laptop kernel: [12310.874322] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.875131] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.893659] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.894346] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.913759] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.072246] usb 3-1: reset SuperSpeed USB device using xhci_hcd and address 2 Sep 26 16:25:45 adrien-laptop kernel: [12341.092602] xhci_hcd 0000:04:00.0: WARN: short transfer on control ep Sep 26 16:25:45 adrien-laptop kernel: [12341.092651] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff880099238680 Sep 26 16:25:45 adrien-laptop kernel: [12341.092664] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800992386c0 Sep 26 16:25:45 adrien-laptop kernel: [12341.093288] sd 6:0:0:0: [sdb] Unhandled error code Sep 26 16:25:45 adrien-laptop kernel: [12341.093295] sd 6:0:0:0: [sdb] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK Sep 26 16:25:45 adrien-laptop kernel: [12341.093302] sd 6:0:0:0: [sdb] CDB: Read(10): 28 00 01 1d 86 d7 00 00 f0 00 Sep 26 16:25:45 adrien-laptop kernel: [12341.093319] end_request: I/O error, dev sdb, sector 18712279 Sep 26 16:25:45 adrien-laptop kernel: [12341.093327] quiet_error: 20 callbacks suppressed Sep 26 16:25:45 adrien-laptop kernel: [12341.093333] Buffer I/O error on device sdb1, logical block 2339027 Sep 26 16:25:45 adrien-laptop kernel: [12341.093345] Buffer I/O error on device sdb1, logical block 2339028 Sep 26 16:25:45 adrien-laptop kernel: [12341.093351] Buffer I/O error on device sdb1, logical block 2339029 Sep 26 16:25:45 adrien-laptop kernel: [12341.093357] Buffer I/O error on device sdb1, logical block 2339030 Sep 26 16:25:45 adrien-laptop kernel: [12341.093362] Buffer I/O error on device sdb1, logical block 2339031 Sep 26 16:25:45 adrien-laptop kernel: [12341.093368] Buffer I/O error on device sdb1, logical block 2339032 Sep 26 16:25:45 adrien-laptop kernel: [12341.093374] Buffer I/O error on device sdb1, logical block 2339033 Sep 26 16:25:45 adrien-laptop kernel: [12341.093379] Buffer I/O error on device sdb1, logical block 2339034 Sep 26 16:25:45 adrien-laptop kernel: [12341.093385] Buffer I/O error on device sdb1, logical block 2339035 Sep 26 16:25:45 adrien-laptop kernel: [12341.093390] Buffer I/O error on device sdb1, logical block 2339036 Sep 26 16:25:45 adrien-laptop kernel: [12341.126947] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.127492] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.478532] xhci_hcd 0000:04:00.0: WARN: transfer error on endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.592601] usb 3-1: reset SuperSpeed USB device using xhci_hcd and address 2 Sep 26 16:25:45 adrien-laptop kernel: [12341.611819] xhci_hcd 0000:04:00.0: WARN: short transfer on control ep Sep 26 16:25:45 adrien-laptop kernel: [12341.611858] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff880099238680 Sep 26 16:25:45 adrien-laptop kernel: [12341.611863] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800992386c0 Sep 26 16:25:45 adrien-laptop kernel: [12341.612159] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.612461] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: 3.0 kernel linux usb ** Description changed: I just bought an Asus N43JF with a USB 3.0 port, and I have a Supertalent 16GB USB 3.0 flash drive. I'm using Ubuntu 10.10 with kernel 2.6.35-22-generic The flash drive is correctly recognized and I can successfully copy files, but it's very slow (max. 1.4MiB/sec). + + I'm not sure which device provides the USB 3.0 port, but i think it corresponds to this line in lspci : + 04:00.0 USB Controller: Device 1b73:1400 (rev 01) Here is a typical part of kern.log I get. I would be happy to provide more informations. Sep 26 16:25:14 adrien-laptop kernel: [12310.874322] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.875131] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.893659] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.894346] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:14 adrien-laptop kernel: [12310.913759] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.072246] usb 3-1: reset SuperSpeed USB device using xhci_hcd and address 2 Sep 26 16:25:45 adrien-laptop kernel: [12341.092602] xhci_hcd 0000:04:00.0: WARN: short transfer on control ep Sep 26 16:25:45 adrien-laptop kernel: [12341.092651] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff880099238680 Sep 26 16:25:45 adrien-laptop kernel: [12341.092664] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800992386c0 Sep 26 16:25:45 adrien-laptop kernel: [12341.093288] sd 6:0:0:0: [sdb] Unhandled error code Sep 26 16:25:45 adrien-laptop kernel: [12341.093295] sd 6:0:0:0: [sdb] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK Sep 26 16:25:45 adrien-laptop kernel: [12341.093302] sd 6:0:0:0: [sdb] CDB: Read(10): 28 00 01 1d 86 d7 00 00 f0 00 Sep 26 16:25:45 adrien-laptop kernel: [12341.093319] end_request: I/O error, dev sdb, sector 18712279 Sep 26 16:25:45 adrien-laptop kernel: [12341.093327] quiet_error: 20 callbacks suppressed Sep 26 16:25:45 adrien-laptop kernel: [12341.093333] Buffer I/O error on device sdb1, logical block 2339027 Sep 26 16:25:45 adrien-laptop kernel: [12341.093345] Buffer I/O error on device sdb1, logical block 2339028 Sep 26 16:25:45 adrien-laptop kernel: [12341.093351] Buffer I/O error on device sdb1, logical block 2339029 Sep 26 16:25:45 adrien-laptop kernel: [12341.093357] Buffer I/O error on device sdb1, logical block 2339030 Sep 26 16:25:45 adrien-laptop kernel: [12341.093362] Buffer I/O error on device sdb1, logical block 2339031 Sep 26 16:25:45 adrien-laptop kernel: [12341.093368] Buffer I/O error on device sdb1, logical block 2339032 Sep 26 16:25:45 adrien-laptop kernel: [12341.093374] Buffer I/O error on device sdb1, logical block 2339033 Sep 26 16:25:45 adrien-laptop kernel: [12341.093379] Buffer I/O error on device sdb1, logical block 2339034 Sep 26 16:25:45 adrien-laptop kernel: [12341.093385] Buffer I/O error on device sdb1, logical block 2339035 Sep 26 16:25:45 adrien-laptop kernel: [12341.093390] Buffer I/O error on device sdb1, logical block 2339036 Sep 26 16:25:45 adrien-laptop kernel: [12341.126947] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.127492] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.478532] xhci_hcd 0000:04:00.0: WARN: transfer error on endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.592601] usb 3-1: reset SuperSpeed USB device using xhci_hcd and address 2 Sep 26 16:25:45 adrien-laptop kernel: [12341.611819] xhci_hcd 0000:04:00.0: WARN: short transfer on control ep Sep 26 16:25:45 adrien-laptop kernel: [12341.611858] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff880099238680 Sep 26 16:25:45 adrien-laptop kernel: [12341.611863] xhci_hcd 0000:04:00.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800992386c0 Sep 26 16:25:45 adrien-laptop kernel: [12341.612159] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint Sep 26 16:25:45 adrien-laptop kernel: [12341.612461] xhci_hcd 0000:04:00.0: WARN: Stalled endpoint -- Slow speeds & I/O errors with USB 3.0 https://bugs.launchpad.net/bugs/647973 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