Still happening to me with 3.19 final.
Feb 20 12:33:26 Ubuntu kernel: [0.822414] ahci :06:00.0: SSS flag set,
parallel bus scan disabled
Feb 20 12:33:26 Ubuntu kernel: [0.822461] ahci :06:00.0: AHCI 0001.0200
32 slots 2 ports 6 Gbps 0x3 impl SATA mode
Feb 20 12:33:26 Ubuntu
** Tags added: kernel-fixed-upstream
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https://bugs.launchpad.net/bugs/1348007
Title:
xhci_hcd: Setup ERROR: setup context command for slot n.
To manage notifications about this bug go
Patch for Mathias Nyma:
https://bugzilla.kernel.org/show_bug.cgi?id=90941
** Bug watch added: Linux Kernel Bug Tracker #90941
http://bugzilla.kernel.org/show_bug.cgi?id=90941
** Also affects: linux via
http://bugzilla.kernel.org/show_bug.cgi?id=90941
Importance: Unknown
Status:
This bug also showed up on Kubuntu utopic 14.10 with kernel
3.18.0-031800.
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Title:
xhci_hcd: Setup ERROR: setup context command for slot n.
To
The bug still exist on kernel 3.18.0-031800rc2-generic #201410281737
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Title:
xhci_hcd: Setup ERROR: setup context command for slot n.
To manage
This bug still exists on 3.17.1-031701-generic #201410150735
As a workaround you can unbind and bind the xhci drivers -
http://www.geekdevs.com/2010/04/solved-unable-to-enumerate-usb-device-
disabling-ehci_hcd/. Instead of ehci_hcd, I used xhci_hcd and USB
started working again.
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I'm seeing what appears to be the same bug on linux 3.17.0-031700rc6
from:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.17-rc6-utopic/
Plugging the same devices (HD / wacom tablet) into the on chipset Intel
USB2 controller works fine.
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[ 156.603076] usb 10-2: new high-speed USB device
This issue appears to be an upstream bug, since you tested the latest
upstream kernel. Would it be possible for you to open an upstream bug
report[0]? That will allow the upstream Developers to examine the issue,
and may provide a quicker resolution to the bug.
Please follow the instructions on
The Gentoo forum advises to downgrade the kernel on hitting this bug:
https://forums.gentoo.org/viewtopic-t-974052-start-0.html
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Title:
