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[Dmitry Shachnev <mitya57@xxxxxxxxx>]

*** This bug is a duplicate of bug 1503655 ***
    https://bugs.launchpad.net/bugs/1503655

** This bug has been marked a duplicate of bug 1503655
   Kernel bug in eventpoll_release_file+0x46/0xa0 with 3.13.0-66.107

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https://bugs.launchpad.net/bugs/1504072

Title:
  BUG: unable to handle kernel paging request at ffffebe000000000

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  After upgrading the kernel from 3.19.0-30 to 3.19.0-31, the system is
  unusable. It boots to the desktop, but immediately after that gets a
  kerneloops, and neither mouse nor keyboard is working.

  This is a regression introduced in a Vivid SRU.

  ProblemType: KernelOops
  DistroRelease: Ubuntu 15.04
  Package: linux-image-3.19.0-31-generic 3.19.0-31.35
  ProcVersionSignature: Ubuntu 3.19.0-29.31-generic 3.19.8-ckt6
  Uname: Linux 3.19.0-31-generic x86_64
  Annotation: Your system might become unstablenow and might need to be restarted.
  ApportVersion: 2.17.2-0ubuntu1.5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  dmitry     1375 F.... pulseaudio
   /dev/snd/controlC1:  dmitry     1375 F.... pulseaudio
   /dev/snd/seq:        timidity    852 F.... timidity
  Date: Thu Oct  8 13:32:38 2015
  DuplicateSignature: BUG: unable to handle kernel paging request at location RIP: 0010:location  location kmem_cache_free+0x69/0x200
  Failure: oops
  HibernationDevice: RESUME=UUID=1adb7d1e-d6e7-4667-8a40-f85e04dbe91a
  InstallationDate: Installed on 2014-08-23 (410 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140823)
  MachineType: Hewlett-Packard HP ProBook 6560b
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-29-generic root=UUID=95714425-6fcc-40df-8d7f-fe011658415a ro quiet splash vt.handoff=7
  PulseList:
   Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
   No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions: kerneloops-daemon 0.12+git20090217-3ubuntu8
  SourcePackage: linux
  Title: BUG: unable to handle kernel paging request at ffffebe000000000
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 12/22/2011
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: 68SCE Ver. F.22
  dmi.board.name: 1619
  dmi.board.vendor: Hewlett-Packard
  dmi.board.version: KBC Version 97.4A
  dmi.chassis.type: 10
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnHewlett-Packard:bvr68SCEVer.F.22:bd12/22/2011:svnHewlett-Packard:pnHPProBook6560b:pvrA0001D02:rvnHewlett-Packard:rn1619:rvrKBCVersion97.4A:cvnHewlett-Packard:ct10:cvr:
  dmi.product.name: HP ProBook 6560b
  dmi.product.version: A0001D02
  dmi.sys.vendor: Hewlett-Packard

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