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[Martijn vdS <1207612@xxxxxxxxxxxxxxxxxx>]

The patch is in Linus' git tree:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=07f3cb7c28bf3f4dd80bfb136cf45810c46ac474

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https://bugs.launchpad.net/bugs/1207612

Title:
  046d:0825 Using  webcam fills log with xhci_hcd errors

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  My kernel log fills up with messages like this (several dozens of
  times per second) when I'm using my Logitech webcam:

  Bus 001 Device 009: ID 046d:0825 Logitech, Inc. Webcam C270

  [39578.723588] xhci_hcd 0000:00:14.0: ERROR Transfer event TRB DMA ptr
  not part of current TD

  ProblemType: Bug
  DistroRelease: Ubuntu 13.10
  Package: linux-image-3.10.0-6-generic 3.10.0-6.17
  ProcVersionSignature: Ubuntu 3.10.0-6.17-generic 3.10.3
  Uname: Linux 3.10.0-6-generic x86_64
  ApportVersion: 2.11-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  martijn    2421 F.... pulseaudio
   /dev/snd/controlC2:  martijn    2421 F.... pulseaudio
   /dev/snd/pcmC2D0p:   martijn    2421 F...m pulseaudio
   /dev/snd/controlC0:  martijn    2421 F.... pulseaudio
  CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
  Date: Fri Aug  2 06:56:16 2013
  HibernationDevice: RESUME=UUID=024bd461-597f-4fdc-aa42-dd226e9d554b
  InstallationDate: Installed on 2013-06-02 (60 days ago)
  InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
  IwConfig:
   eth0      no wireless extensions.

   lo        no wireless extensions.
  MachineType: Gigabyte Technology Co., Ltd. Z87X-OC
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.10.0-6-generic root=UUID=47694405-80e7-45ce-b6b1-c8b69d2be423 ro intel_pstate=enable quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.10.0-6-generic N/A
   linux-backports-modules-3.10.0-6-generic  N/A
   linux-firmware                            1.112
  RfKill:

  SourcePackage: linux
  UpgradeStatus: Upgraded to saucy on 2013-06-05 (57 days ago)
  dmi.bios.date: 07/18/2013
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: F5
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Z87X-OC-CF
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: x.x
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF5:bd07/18/2013:svnGigabyteTechnologyCo.,Ltd.:pnZ87X-OC:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnZ87X-OC-CF:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.name: Z87X-OC
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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