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[Bug 1284399] [NEW] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef0a00

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Public bug reported:

[ 9486.068349] usb 3-2: new high-speed USB device number 8 using xhci_hcd
[ 9486.086082] usb 3-2: New USB device found, idVendor=04e8, idProduct=6860
[ 9486.086094] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 9486.086100] usb 3-2: Product: SAMSUNG_Android
[ 9486.086105] usb 3-2: Manufacturer: SAMSUNG
[ 9486.086110] usb 3-2: SerialNumber: 0ae8fda7
[ 9486.087537] cdc_acm 3-2:1.1: This device cannot do calls on its own. It is not a modem.
[ 9486.087675] cdc_acm 3-2:1.1: ttyACM0: USB ACM device
[ 9546.357396] usb 3-2: reset high-speed USB device number 8 using xhci_hcd
[ 9546.373938] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef0a00
[ 9546.373950] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef09c0
[ 9546.373956] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880117d3e140
[ 9546.373962] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef0a40
[ 9546.373967] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880117d3e100
[ 9546.373973] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88008c297180
[ 9546.374529] cdc_acm 3-2:1.1: This device cannot do calls on its own. It is not a modem.
[ 9546.374641] cdc_acm 3-2:1.1: ttyACM0: USB ACM device

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-11-generic 3.13.0-11.31
ProcVersionSignature: Ubuntu 3.13.0-11.31-generic 3.13.3
Uname: Linux 3.13.0-11-generic x86_64
ApportVersion: 2.13.2-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  caravena   2152 F.... pulseaudio
CRDA:
 country CL:
 	(2402 - 2482 @ 40), (N/A, 20)
 	(5170 - 5250 @ 40), (N/A, 20)
 	(5250 - 5330 @ 40), (N/A, 20), DFS
 	(5735 - 5835 @ 40), (N/A, 20)
CurrentDesktop: GNOME
Date: Mon Feb 24 22:47:58 2014
HibernationDevice: RESUME=UUID=360bd2d2-4f44-4311-86d6-4781ac81ee87
InstallationDate: Installed on 2014-01-23 (32 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140122)
MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.13.0-11-generic root=UUID=0c67119c-ddae-476a-b510-142ec598f691 ro rootflags=subvol=@ quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-3.13.0-11-generic N/A
 linux-backports-modules-3.13.0-11-generic  N/A
 linux-firmware                             1.125
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/15/2013
dmi.bios.vendor: Phoenix Technologies Ltd.
dmi.bios.version: P14AAJ
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: SAMSUNG_NP1234567890
dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.board.version: FAB1
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 9
dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
dmi.product.name: 530U3C/530U4C
dmi.product.version: 0.1
dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug trusty

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https://bugs.launchpad.net/bugs/1284399

Title:
  xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep
  ffff8800c0ef0a00

Status in “linux” package in Ubuntu:
  New

Bug description:
  [ 9486.068349] usb 3-2: new high-speed USB device number 8 using xhci_hcd
  [ 9486.086082] usb 3-2: New USB device found, idVendor=04e8, idProduct=6860
  [ 9486.086094] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
  [ 9486.086100] usb 3-2: Product: SAMSUNG_Android
  [ 9486.086105] usb 3-2: Manufacturer: SAMSUNG
  [ 9486.086110] usb 3-2: SerialNumber: 0ae8fda7
  [ 9486.087537] cdc_acm 3-2:1.1: This device cannot do calls on its own. It is not a modem.
  [ 9486.087675] cdc_acm 3-2:1.1: ttyACM0: USB ACM device
  [ 9546.357396] usb 3-2: reset high-speed USB device number 8 using xhci_hcd
  [ 9546.373938] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef0a00
  [ 9546.373950] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef09c0
  [ 9546.373956] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880117d3e140
  [ 9546.373962] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800c0ef0a40
  [ 9546.373967] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880117d3e100
  [ 9546.373973] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88008c297180
  [ 9546.374529] cdc_acm 3-2:1.1: This device cannot do calls on its own. It is not a modem.
  [ 9546.374641] cdc_acm 3-2:1.1: ttyACM0: USB ACM device

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-11-generic 3.13.0-11.31
  ProcVersionSignature: Ubuntu 3.13.0-11.31-generic 3.13.3
  Uname: Linux 3.13.0-11-generic x86_64
  ApportVersion: 2.13.2-0ubuntu5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  caravena   2152 F.... pulseaudio
  CRDA:
   country CL:
   	(2402 - 2482 @ 40), (N/A, 20)
   	(5170 - 5250 @ 40), (N/A, 20)
   	(5250 - 5330 @ 40), (N/A, 20), DFS
   	(5735 - 5835 @ 40), (N/A, 20)
  CurrentDesktop: GNOME
  Date: Mon Feb 24 22:47:58 2014
  HibernationDevice: RESUME=UUID=360bd2d2-4f44-4311-86d6-4781ac81ee87
  InstallationDate: Installed on 2014-01-23 (32 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140122)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.13.0-11-generic root=UUID=0c67119c-ddae-476a-b510-142ec598f691 ro rootflags=subvol=@ quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-11-generic N/A
   linux-backports-modules-3.13.0-11-generic  N/A
   linux-firmware                             1.125
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/15/2013
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: P14AAJ
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: SAMSUNG_NP1234567890
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 530U3C/530U4C
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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