Public bug reported:
Dear Support Team,
Description: Ubuntu 16.04.1 LTS
Release: 16.04
my dmesg and syslog is full of warn messages (see below). I get more
than 10 of this messages per second.
dmesg:
[ 3899.166989] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 5 ep 2 with no
TDs queued?
[ 3899.271440] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 5 ep 2 with no
TDs queued?
[ 3899.273495] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 5 ep 2 with no
TDs queued?
[ 3899.375906] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 5 ep 2 with no
TDs queued?
[ 3899.480354] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 5 ep 2 with no
TDs queued?
/var/log/syslog:
Sep 14 15:36:56 workstation kernel: [ 3950.767800] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
Sep 14 15:36:56 workstation kernel: [ 3950.872267] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
Sep 14 15:36:56 workstation kernel: [ 3950.976707] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
Sep 14 15:36:56 workstation kernel: [ 3951.081177] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
Sep 14 15:36:56 workstation kernel: [ 3951.185616] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
Sep 14 15:36:56 workstation kernel: [ 3951.394532] xhci_hcd 0000:00:14.0: WARN
Event TRB for slot 5 ep 2 with no TDs queued?
I *think* it is related to USB, but am not at all sure about this and
cannot directly match it to anything direclty. Actually USB seems to be
working for me, I just see these massive logs. On time of repoting this,
I have the following USB devices attached:
>lsusb
[bo@workstation (~) Wed 3:45pm] lsusb
Bus 002 Device 003: ID 8087:07da Intel Corp.
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 05c8:034b Cheng Uei Precision Industry Co., Ltd
(Foxlink)
Bus 001 Device 003: ID 138a:003d Validity Sensors, Inc. VFS491
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 003: ID 1058:07a8 Western Digital Technologies, Inc. My Passport
(WDBBEP), My Passport for Mac (WDBLUZ)
Bus 004 Device 002: ID 0424:5534 Standard Microsystems Corp. Hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 005: ID 7392:7811 Edimax Technology Co., Ltd EW-7811Un 802.11n
Wireless Adapter [Realtek RTL8188CUS]
Bus 003 Device 006: ID 0bda:8179 Realtek Semiconductor Corp. RTL8188EUS 802.11n
Wireless Network Adapter
Bus 003 Device 007: ID 1d50:6089 OpenMoko, Inc.
Bus 003 Device 002: ID 0424:2134 Standard Microsystems Corp. Hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
I hope you can help me, as it is really annoying.
Thank you and best regards
Boris
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-36-generic 4.4.0-36.55
ProcVersionSignature: Ubuntu 4.4.0-36.55-generic 4.4.16
Uname: Linux 4.4.0-36-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/pcmC0D0p: bo 4087 F...m pulseaudio
/dev/snd/controlC0: bo 4087 F.... pulseaudio
CurrentDesktop: Unity
Date: Wed Sep 14 15:32:56 2016
HibernationDevice: RESUME=UUID=422c3fe4-cf87-4bfa-8415-8bd46c3ed706
InstallationDate: Installed on 2014-09-19 (726 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
MachineType: Hewlett-Packard HP EliteBook Folio 9470m
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-36-generic
root=/dev/mapper/ubuntu--vg-root ro quiet splash "acpi_osi=!Windows 2012"
vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.4.0-36-generic N/A
linux-backports-modules-4.4.0-36-generic N/A
linux-firmware 1.157.3
SourcePackage: linux
UpgradeStatus: Upgraded to xenial on 2016-08-18 (27 days ago)
dmi.bios.date: 10/08/2013
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68IBD Ver. F.47
dmi.board.name: 18DF
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 62.17
dmi.chassis.asset.tag: CNU412BJRP
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias:
dmi:bvnHewlett-Packard:bvr68IBDVer.F.47:bd10/08/2013:svnHewlett-Packard:pnHPEliteBookFolio9470m:pvrA1029C1102:rvnHewlett-Packard:rn18DF:rvrKBCVersion62.17:cvnHewlett-Packard:ct10:cvr:
dmi.product.name: HP EliteBook Folio 9470m
dmi.product.version: A1029C1102
dmi.sys.vendor: Hewlett-Packard
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug xenial
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https://bugs.launchpad.net/bugs/1623516
Title:
My sylog and dmesg is full of WARN Event TRB Messages.
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