[Bug 1741620] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Apport retracing service]

*** This bug is a duplicate of bug 1580078 ***
    https://bugs.launchpad.net/bugs/1580078

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 #1580078, 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 private bug 1580078

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1741620

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  happens after login

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.2-3ubuntu17
  ProcVersionSignature: Ubuntu 4.14.0-13.15-generic 4.14.7
  Uname: Linux 4.14.0-13-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.20.8-0ubuntu6
  Architecture: amd64
  Date: Sat Jan  6 12:48:49 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2017-12-28 (8 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20171201)
  MachineType: FUJITSU CELSIUS H760
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.14.0-13-generic.efi.signed root=UUID=bef87dc1-6aef-4b55-8a58-2242adaf5075 ro quiet splash vt.handoff=7
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.14.0-13-generic.efi.signed root=UUID=bef87dc1-6aef-4b55-8a58-2242adaf5075 ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7f592734a420 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7f592734a420) 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 () at /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_obj_as_custom () at /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_execute_object () at /usr/lib/x86_64-linux-gnu/plymouth/script.so
   script_lib_plymouth_on_boot_progress () at /usr/lib/x86_64-linux-gnu/plymouth/script.so
   () at /lib/x86_64-linux-gnu/libply-splash-core.so.4
  TextPlymouth: /usr/share/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
  Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  dmi.bios.date: 10/03/2016
  dmi.bios.vendor: FUJITSU // Insyde Software Corp.
  dmi.bios.version: Version 1.16
  dmi.board.name: FJNB29A
  dmi.board.vendor: FUJITSU
  dmi.board.version: D4
  dmi.chassis.type: 10
  dmi.chassis.vendor: FUJITSU
  dmi.chassis.version: CELSIUS H760
  dmi.modalias: dmi:bvnFUJITSU//InsydeSoftwareCorp.:bvrVersion1.16:bd10/03/2016:svnFUJITSU:pnCELSIUSH760:pvr10601115935:rvnFUJITSU:rnFJNB29A:rvrD4:cvnFUJITSU:ct10:cvrCELSIUSH760:
  dmi.product.family: CELSIUS-FTS
  dmi.product.name: CELSIUS H760
  dmi.product.version: 10601115935
  dmi.sys.vendor: FUJITSU

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