[Bug 1763722] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Fri Apr 13 13:59:50 UTC 2018

*** 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.

** Attachment removed: "CoreDump.gz"
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** Attachment removed: "ProcMaps.txt"
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** Attachment removed: "ProcStatus.txt"
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** Attachment removed: "Stacktrace.txt"
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** Attachment removed: "ThreadStacktrace.txt"
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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/1763722

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  Description:	Ubuntu Bionic Beaver (development branch)
  Release:	18.04

  apt-cache policy plymouth
  plymouth:
    Installed: 0.9.3-1ubuntu6
    Candidate: 0.9.3-1ubuntu6
    Version table:
   *** 0.9.3-1ubuntu6 500
          500 http://mirror.cc.vt.edu/pub2/ubuntu bionic/main amd64 Packages
          100 /var/lib/dpkg/status

  Got crash popup on boot up

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.3-1ubuntu6
  ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
  Uname: Linux 4.15.0-13-generic x86_64
  ApportVersion: 2.20.9-0ubuntu4
  Architecture: amd64
  Date: Fri Apr 13 09:46:34 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-03-03 (40 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180301)
  MachineType: ASUSTeK COMPUTER INC. Q524UQK
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic.efi.signed root=UUID=ac063a94-e972-44dc-8d76-c57171f9719c ro quiet splash vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic.efi.signed root=UUID=ac063a94-e972-44dc-8d76-c57171f9719c ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7f704b55e480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7f704b55e480) ok
   source "$0x1" ok
   destination "(%rdi)" (0x3638313730633935) not located in a known VMA region (needed writable region)!
  SegvReason: writing unknown 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_update_status () at /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: No upgrade log present (probably fresh install)
  UserGroups:

  dmi.bios.date: 10/17/2016
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: Q524UQK.303
  dmi.board.asset.tag: ATN12345678901234567
  dmi.board.name: Q524UQK
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: 1.0
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 31
  dmi.chassis.vendor: ASUSTeK COMPUTER INC.
  dmi.chassis.version: 1.0
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrQ524UQK.303:bd10/17/2016:svnASUSTeKCOMPUTERINC.:pnQ524UQK:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnQ524UQK:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct31:cvr1.0:
  dmi.product.family: Q
  dmi.product.name: Q524UQK
  dmi.product.version: 1.0
  dmi.sys.vendor: ASUSTeK COMPUTER INC.

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