*** This bug is a duplicate of bug 1733292 ***
    https://bugs.launchpad.net/bugs/1733292

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 #1733292, 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/1826359/+attachment/5258898/+files/CoreDump.gz

** Attachment removed: "Disassembly.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258901/+files/Disassembly.txt

** Attachment removed: "ProcMaps.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258911/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258913/+files/ProcStatus.txt

** Attachment removed: "Registers.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258914/+files/Registers.txt

** Attachment removed: "Stacktrace.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258915/+files/Stacktrace.txt

** Attachment removed: "ThreadStacktrace.txt"
   
https://bugs.launchpad.net/bugs/1826359/+attachment/5258916/+files/ThreadStacktrace.txt

** This bug has been marked a duplicate of bug 1733292
   Xorg crashed with SIGSEGV in point_on_screen from miPointerSetPosition from 
positionSprite from positionSprite from fill_pointer_events

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1826359

Title:
  Xorg crashed with SIGSEGV in miPointerSetPosition()

Status in xorg-server package in Ubuntu:
  New

Bug description:
  Crashed overnight.

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: xserver-xorg-core 2:1.19.6-1ubuntu4.2
  ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.18
  Uname: Linux 4.15.0-47-generic x86_64
  .tmp.unity_support_test.0:
   
  ApportVersion: 2.20.9-0ubuntu7.6
  Architecture: amd64
  CompizPlugins: No value set for 
`/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: None
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Apr 24 19:40:14 2019
  DistUpgraded: 2018-08-24 16:58:36,112 ERROR got error from PostInstallScript 
./xorg_fix_proprietary.py (g-exec-error-quark: Failed to execute child process 
"./xorg_fix_proprietary.py" (No such file or directory) (8))
  DistroCodename: bionic
  DistroVariant: ubuntu
  ExecutablePath: /usr/lib/xorg/Xorg
  ExtraDebuggingInterest: Yes
  GraphicsCard:
   Intel Corporation HD Graphics 620 [8086:5916] (rev 02) (prog-if 00 [VGA 
controller])
     Subsystem: Dell HD Graphics 620 [1028:07a0]
  InstallationDate: Installed on 2017-03-13 (772 days ago)
  InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 
(20170215.2)
  MachineType: Dell Inc. Latitude 7480
  ProcCmdline: /usr/lib/xorg/Xorg vt2 -displayfd 3 -auth 
/run/user/1000/gdm/Xauthority -background none -noreset -keeptty -verbose 3
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-47-generic 
root=UUID=38187e08-c728-4202-b73b-d68f5c1c6965 ro quiet splash 
i915.enable_guc_loading=3 intel_iommu=igfx_off vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x562c23591b40:        movswl 0x8(%rdi),%ecx
   PC (0x562c23591b40) ok
   source "0x8(%rdi)" (0x00000008) not located in a known VMA region (needed 
readable region)!
   destination "%ecx" ok
   Stack memory exhausted (SP below stack segment)
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: xorg-server
  StacktraceTop:
   ?? ()
   miPointerSetPosition ()
   ?? ()
   ?? ()
   GetPointerEvents ()
  Title: Xorg crashed with SIGSEGV in miPointerSetPosition()
  UpgradeStatus: Upgraded to bionic on 2018-08-24 (243 days ago)
  UserGroups: adm cdrom dip libvirt libvirtd lpadmin plugdev sambashare sudo
  dmi.bios.date: 11/12/2018
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.13.0
  dmi.board.name: 0CXWHP
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 10
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.13.0:bd11/12/2018:svnDellInc.:pnLatitude7480:pvr:rvnDellInc.:rn0CXWHP:rvrA01:cvnDellInc.:ct10:cvr:
  dmi.product.family: Latitude
  dmi.product.name: Latitude 7480
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.13.1+18.04.20180302-0ubuntu1
  version.libdrm2: libdrm2 2.4.95-1~18.04.1
  version.libgl1-mesa-dri: libgl1-mesa-dri 18.2.8-0ubuntu0~18.04.2
  version.libgl1-mesa-glx: libgl1-mesa-glx 18.2.8-0ubuntu0~18.04.2
  version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu4.2
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.0.1-1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 
2:2.99.917+git20171229-1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
  xserver.bootTime: Fri Aug 24 16:21:43 2018
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                1347 
   vendor                                     LGD
  xserver.version: 2:1.18.4-0ubuntu0.8

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