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[Apport retracing service <1542878@xxxxxxxxxxxxxxxxxx>]

*** This bug is a duplicate of bug 1543180 ***
    https://bugs.launchpad.net/bugs/1543180

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1543180, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

** Attachment removed: "CoreDump.gz"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566120/+files/CoreDump.gz

** Attachment removed: "Disassembly.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566123/+files/Disassembly.txt

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566134/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566136/+files/ProcStatus.txt

** Attachment removed: "Registers.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566137/+files/Registers.txt

** Attachment removed: "Stacktrace.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566138/+files/Stacktrace.txt

** Attachment removed: "ThreadStacktrace.txt"
   https://bugs.launchpad.net/bugs/1542878/+attachment/4566139/+files/ThreadStacktrace.txt

** This bug has been marked a duplicate of private bug 1543180

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xorg-server in Ubuntu.
https://bugs.launchpad.net/bugs/1542878

Title:
  Xorg halt and restart randomly

Status in xorg-server package in Ubuntu:
  New

Bug description:
  Xorg assert failure: *** Error in `/usr/lib/xorg/Xorg': free():
  corrupted unsorted chunks: 0x000055c54d9d8290 ***

  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: xserver-xorg-core 2:1.17.3-2ubuntu2
  ProcVersionSignature: Ubuntu 4.4.0-2.16-generic 4.4.0
  Uname: Linux 4.4.0-2-generic x86_64
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.19.4-0ubuntu2
  Architecture: amd64
  AssertionMessage: *** Error in `/usr/lib/xorg/Xorg': free(): corrupted unsorted chunks: 0x000055c54d9d8290 ***
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  CrashCounter: 1
  Date: Sun Feb  7 16:29:32 2016
  DistUpgraded: Fresh install
  DistroCodename: xenial
  DistroVariant: ubuntu
  ExecutablePath: /usr/lib/xorg/Xorg
  ExtraDebuggingInterest: No
  GraphicsCard:
   Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Acer Incorporated [ALI] Haswell-ULT Integrated Graphics Controller [1025:0775]
  InstallationDate: Installed on 2016-02-05 (2 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160204)
  MachineType: Acer Aspire E1-572
  ProcCmdline: /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
  ProcEnviron:
   
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-2-generic root=UUID=c4deeeaa-1af6-4802-afb5-ca93e6d81050 ro quiet splash vt.handoff=7
  Signal: 6
  SourcePackage: xorg-server
  StacktraceTop:
   __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f91527f6128 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
   malloc_printerr (ptr=<optimized out>, str=0x7f91527f61c8 "free(): corrupted unsorted chunks", action=1) at malloc.c:4965
   _int_free (av=<optimized out>, p=<optimized out>, have_lock=1) at malloc.c:3834
   _int_realloc (av=av@entry=0x7f9152a29c00 <main_arena>, oldp=oldp@entry=0x55c54d9d5f90, oldsize=oldsize@entry=8048, nb=nb@entry=8944) at malloc.c:4351
   __GI___libc_realloc (oldmem=0x55c54d9d5fa0, bytes=8928) at malloc.c:3023
  Title: Xorg assert failure: *** Error in `/usr/lib/xorg/Xorg': free(): corrupted unsorted chunks: 0x000055c54d9d8290 ***
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  dmi.bios.date: 11/04/2013
  dmi.bios.vendor: Insyde Corp.
  dmi.bios.version: V2.12
  dmi.board.asset.tag: Type2 - Board Asset Tag
  dmi.board.name: EA50_HW
  dmi.board.vendor: Acer
  dmi.board.version: V2.12
  dmi.chassis.asset.tag: Chassis Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: Acer
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.12:bd11/04/2013:svnAcer:pnAspireE1-572:pvrV2.12:rvnAcer:rnEA50_HW:rvrV2.12:cvnAcer:ct10:cvrChassisVersion:
  dmi.product.name: Aspire E1-572
  dmi.product.version: V2.12
  dmi.sys.vendor: Acer
  version.compiz: compiz 1:0.9.12.2+16.04.20151211-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.66-2
  version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.1-1ubuntu2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.1-1ubuntu2
  version.xserver-xorg-core: xserver-xorg-core 2:1.17.3-2ubuntu2
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160127-1ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1
  xserver.bootTime: Sun Feb  7 16:29:51 2016
  xserver.configfile: default
  xserver.errors: systemd-logind: failed to get session: PID 5926 does not belong to any known session
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                               18668 
   vendor                                     AUO
  xserver.version: 2:1.17.3-2ubuntu2

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