syslog flooded with xhci_hcd warnings "WARN Event TRB for slot 1 ep 8 with no TDs queued?"
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Low
|
Unassigned |
Bug Description
Hello
I have the same problem that is reported in bug #1541997 when accessing an iphone from a kvm win8.1 vm.
when itunes is doing work on the attached iphone I see at the same time lots of theses messages on the syslog :
Mar 3 08:17:08 minipc kernel: [33225.434065] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.436941] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.439516] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.443396] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.443885] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.456807] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.457482] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.604472] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.605532] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:08 minipc kernel: [33225.605969] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.287805] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.288289] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.290624] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.291562] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.316241] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:14 minipc kernel: [33232.317267] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:15 minipc kernel: [33232.484784] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
Mar 3 08:17:15 minipc kernel: [33232.485561] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 11 ep 10 with no TDs queued?
itunes seems to be able to work with the iphone (sync, backup). But the syslog is flooded with theses warnings.
My bios and version :
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
RYBDWi35.
08/12/2015
PC is
Manufacturer: Intel Corporation
Product Name: NUC5i5RYB
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: linux-image-
ProcVersionSign
Uname: Linux 4.2.0-30-lowlatency x86_64
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/pcmC1D0p: pascal 3919 F...m pulseaudio
/dev/snd/
/dev/snd/
CurrentDesktop: KDE
Date: Thu Mar 3 19:23:54 2016
InstallationDate: Installed on 2015-01-03 (425 days ago)
InstallationMedia: Kubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.149.3
RfKill:
SourcePackage: linux
UpgradeStatus: Upgraded to wily on 2015-10-22 (132 days ago)
dmi.bios.date: 08/12/2015
dmi.bios.vendor: Intel Corporation
dmi.bios.version: RYBDWi35.
dmi.board.name: NUC5i5RYB
dmi.board.vendor: Intel Corporation
dmi.board.version: H40999-504
dmi.chassis.type: 3
dmi.modalias: dmi:bvnIntelCor
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