[Bug 1761948] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[Andrea Azzarone]

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

** Information type changed from Private to Public

** This bug has been marked a duplicate of bug 1745406
   plymouthd crashed with SIGSEGV in script_obj_deref_direct()

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https://bugs.launchpad.net/bugs/1761948

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  Confirmed

Bug description:
  Nothing special. Just got the announcement there was a bug...

  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: 2.20.9-0ubuntu2
  Architecture: amd64
  Date: Sat Apr  7 09:53:36 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-02-28 (37 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180225)
  MachineType: Acer Aspire X3990
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=676ff618-dd7c-46d5-bbcc-8c1408cc9db4 ro quiet splash vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=nl_NL.UTF-8
   PATH=(custom, no user)
  ProcFB: 0 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=676ff618-dd7c-46d5-bbcc-8c1408cc9db4 ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7fc67120f480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7fc67120f480) 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_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-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: 08/16/2011
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: P01-B2
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: Aspire X3990
  dmi.board.vendor: Acer
  dmi.chassis.type: 3
  dmi.chassis.vendor: Acer
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-B2:bd08/16/2011:svnAcer:pnAspireX3990:pvr:rvnAcer:rnAspireX3990:rvr:cvnAcer:ct3:cvr:
  dmi.product.family: Acer Desktop
  dmi.product.name: Aspire X3990
  dmi.sys.vendor: Acer

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