[Bug 1759837] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Apport retracing service]

*** This bug is a duplicate of bug 1745406 ***
    https://bugs.launchpad.net/bugs/1745406

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 #1745406, 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 1745406
   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/1759837

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  happening on 18.04 dev release.

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.3-1ubuntu2
  ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
  Uname: Linux 4.15.0-13-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.9-0ubuntu2
  Architecture: amd64
  Date: Thu Mar 29 14:00:02 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-01-02 (85 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
  MachineType: LENOVO 20332
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic.efi.signed root=UUID=ba3bceff-561b-4176-84a6-53305117d007 ro quiet splash vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic.efi.signed root=UUID=ba3bceff-561b-4176-84a6-53305117d007 ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7fdc6c843480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7fdc6c843480) ok
   source "$0x1" ok
   destination "(%rdi)" (0x2d50442d30647261) not located in a known VMA region (needed writable region)!
  SegvReason: writing unknown 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_display_normal () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   ?? () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
  TextPlymouth: /usr/share/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
  Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
  UpgradeStatus: Upgraded to bionic on 2018-01-03 (85 days ago)
  UserGroups:
   
  dmi.bios.date: 08/19/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 92CN93WW(V1.93)
  dmi.board.asset.tag: NO Asset Tag
  dmi.board.name: AIUU1
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900042STD
  dmi.chassis.asset.tag: NO Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo Yoga 2 11
  dmi.modalias: dmi:bvnLENOVO:bvr92CN93WW(V1.93):bd08/19/2015:svnLENOVO:pn20332:pvrLenovoYoga211:rvnLENOVO:rnAIUU1:rvr31900042STD:cvnLENOVO:ct10:cvrLenovoYoga211:
  dmi.product.family: IDEAPAD
  dmi.product.name: 20332
  dmi.product.version: Lenovo Yoga 2 11
  dmi.sys.vendor: LENOVO

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