[Bug 1716599] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Apport retracing service]

*** This bug is a duplicate of bug 927636 ***
    https://bugs.launchpad.net/bugs/927636

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 #927636, 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.

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** This bug has been marked a duplicate of bug 927636
   plymouthd crashed with SIGSEGV in script_obj_deref_direct()

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1716599

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  Unsure for the reason of the crash

  ProblemType: Crash
  DistroRelease: Ubuntu 17.10
  Package: plymouth 0.9.2-3ubuntu16
  ProcVersionSignature: Ubuntu 4.12.0-13.14-generic 4.12.10
  Uname: Linux 4.12.0-13-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.20.7-0ubuntu1
  Architecture: amd64
  Date: Tue Sep 12 09:32:48 2017
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-gnome-logo/ubuntu-gnome-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2017-04-02 (162 days ago)
  InstallationMedia: Ubuntu-GNOME 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215)
  MachineType: Acer Aspire E5-773G
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.12.0-13-generic root=UUID=1aea5e76-d055-415e-946a-de5337686e33 ro quiet splash vt.handoff=7
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=en_ZA.UTF-8
   LANGUAGE=en_ZA:en
   PATH=(custom, no user)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.12.0-13-generic root=UUID=1aea5e76-d055-415e-946a-de5337686e33 ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7f904dce6420 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7f904dce6420) ok
   source "$0x1" ok
   destination "(%rdi)" (0x00000000) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11
  SourcePackage: plymouth
  StacktraceTop:
   script_obj_deref_direct () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_obj_as_custom () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_execute_object () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_lib_plymouth_on_update_status () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   ?? ()
  TextPlymouth: /usr/share/plymouth/themes/ubuntu-gnome-text/ubuntu-gnome-text.plymouth
  Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
  UpgradeStatus: Upgraded to artful on 2017-08-10 (32 days ago)
  UserGroups:
   
  dmi.bios.date: 09/02/2016
  dmi.bios.vendor: Insyde Corp.
  dmi.bios.version: V1.15
  dmi.board.name: Aspire E5-773G
  dmi.board.vendor: Acer
  dmi.board.version: V1.15
  dmi.chassis.type: 10
  dmi.chassis.vendor: Acer
  dmi.chassis.version: V1.15
  dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.15:bd09/02/2016:svnAcer:pnAspireE5-773G:pvrV1.15:rvnAcer:rnAspireE5-773G:rvrV1.15:cvnAcer:ct10:cvrV1.15:
  dmi.product.family: SKL
  dmi.product.name: Aspire E5-773G
  dmi.product.version: V1.15
  dmi.sys.vendor: Acer

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