group.of.nepali.translators team mailing list archive

[Joseph Salisbury <joseph.salisbury@xxxxxxxxxxxxx>]

Would it be possible for you to test the latest upstream stable kernel?
Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the
latest v4.4 stable kernel[0].

If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.

If the mainline kernel does not fix this bug, please add the tag:
'kernel-bug-exists-upstream'.

If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'.
Once testing of the upstream kernel is complete, please mark this bug as "Confirmed".


Thanks in advance.

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.45

** Also affects: linux (Ubuntu Xenial)
   Importance: Undecided
       Status: New

** Changed in: linux (Ubuntu Xenial)
   Importance: Undecided => High

** Changed in: linux (Ubuntu Xenial)
       Status: New => Incomplete

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

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Matching subscriptions: Ubuntu 16.04 Bugs
https://bugs.launchpad.net/bugs/1659621

Title:
  Random freezes and reboots since last kernel update

Status in linux package in Ubuntu:
  Incomplete
Status in linux source package in Xenial:
  Incomplete

Bug description:
  I noticed my Laptop () started to freeze and reboot randomly and
  checking the apt logs the date where this started matches a kernel
  update:

  Start-Date: 2017-01-22  18:09:20
  Commandline: apt full-upgrade
  Requested-By: luca (1000)
  Install: linux-image-4.4.0-62-lowlatency:amd64 (4.4.0-62.83, automatic)
  Upgrade: linux-libc-dev:amd64 (4.4.0-59.80, 4.4.0-62.83), linux-image-lowlatency:amd64 (4.4.0.59.62, 4.4.0.62.65), libapt-inst2.0:amd64 (1.2.18, 1.2.19), libsystemd0:amd64 (229-4ubuntu15, 229-4ubuntu16), libsystemd0:i386 (229-4ubuntu15, 229-4ubuntu16), apt:amd64 (1.2.18, 1.2.19), sudo:amd64 (1.8.16-0ubuntu1.2, 1.8.16-0ubuntu1.3), udev:amd64 (229-4ubuntu15, 229-4ubuntu16), libapt-pkg5.0:amd64 (1.2.18, 1.2.19), libudev1:amd64 (229-4ubuntu15, 229-4ubuntu16), libudev1:i386 (229-4ubuntu15, 229-4ubuntu16), docker-engine:amd64 (1.12.6-0~ubuntu-xenial, 1.13.0-0~ubuntu-xenial), firefox-locale-de:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), systemd-sysv:amd64 (229-4ubuntu15, 229-4ubuntu16), firefox-locale-en:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), libpam-systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), systemd:amd64 (229-4ubuntu15, 229-4ubuntu16), mysql-common:amd64 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), apt-utils:amd64 (1.2.18, 1.2.19), libmysqlclient20:i386 (5.7.16-0ubuntu0.16.04.1, 5.7.17-0ubuntu0.16.04.1), firefox:amd64 (50.1.0+build2-0ubuntu0.16.04.1, 51.0+build2-0ubuntu0.16.04.1), apt-transport-https:amd64 (1.2.18, 1.2.19), linux-tools-common:amd64 (4.4.0-59.80, 4.4.0-62.83)
  Purge: linux-image-4.4.0-57-lowlatency:amd64 (4.4.0-57.78)
  End-Date: 2017-01-22  18:10:27

  Looking at /var/log/kernel.log (attached fragment) I found a backtrace
  including the i915 module.

  
  Attached is the output from lspci and lshw. Let me know if you need anything else.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-62-lowlatency 4.4.0-62.83
  ProcVersionSignature: Ubuntu 4.4.0-62.83-lowlatency 4.4.40
  Uname: Linux 4.4.0-62-lowlatency x86_64
  ApportVersion: 2.20.1-0ubuntu2.5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC1D0p:   luca       2999 F...m pulseaudio
   /dev/snd/controlC1:  luca       2999 F.... pulseaudio
   /dev/snd/controlC0:  luca       2999 F.... pulseaudio
  CurrentDesktop: GNOME-Flashback:Unity
  Date: Thu Jan 26 18:59:53 2017
  HibernationDevice: RESUME=UUID=841aac03-34a5-409e-a845-fdb0c6d7284a
  InstallationDate: Installed on 2015-11-12 (440 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: LENOVO 20DT001TGE
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-62-lowlatency root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-62-lowlatency N/A
   linux-backports-modules-4.4.0-62-lowlatency  N/A
   linux-firmware                               1.157.8
  SourcePackage: linux
  UpgradeStatus: Upgraded to xenial on 2016-12-05 (52 days ago)
  dmi.bios.date: 08/19/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: JDET54WW (1.16 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: Intel powered classmate PC
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0J40705 WIN
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: dmi:bvnLENOVO:bvrJDET54WW(1.16):bd08/19/2015:svnLENOVO:pn20DT001TGE:pvrThinkPadL450:rvnLENOVO:rnIntelpoweredclassmatePC:rvrSDK0J40705WIN:cvnLENOVO:ct10:cvrNone:
  dmi.product.name: 20DT001TGE
  dmi.product.version: ThinkPad L450
  dmi.sys.vendor: LENOVO

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