[Bug 1750897] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Wed Feb 21 20:40:07 UTC 2018

*** 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/1750897

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

  plymouth:
    Installed: 0.9.3-1ubuntu1
    Candidate: 0.9.3-1ubuntu1
    Version table:
   *** 0.9.3-1ubuntu1 500
          500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
          100 /var/lib/dpkg/status

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.3-1ubuntu1
  ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
  Uname: Linux 4.13.0-32-generic x86_64
  ApportVersion: 2.20.8-0ubuntu10
  Architecture: amd64
  CrashCounter: 1
  Date: Wed Feb 21 20:12:16 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2017-04-12 (315 days ago)
  InstallationMedia: Ubuntu-GNOME 17.04 "Zesty Zapus" - Beta amd64 (20170321)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 004: ID 138a:0017 Validity Sensors, Inc. Fingerprint Reader
   Bus 001 Device 003: ID 8087:0a2b Intel Corp. 
   Bus 001 Device 005: ID 04f2:b52c Chicony Electronics Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: LENOVO 20FMS3SQ00
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-32-generic root=UUID=4366024d-7b60-4fe6-a6c8-b08cd364b651 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-4.13.0-32-generic root=UUID=4366024d-7b60-4fe6-a6c8-b08cd364b651 ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7feef1900480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7feef1900480) ok
   source "$0x1" ok
   destination "(%rdi)" (0xffffffff00000007) 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_boot_progress () from /usr/lib/x86_64-linux-gnu/plymouth/script.so
   ?? () from /lib/x86_64-linux-gnu/libply-splash-core.so.4
  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 bionic on 2018-02-02 (18 days ago)
  UserGroups:

  dmi.bios.date: 03/17/2017
  dmi.bios.vendor: LENOVO
  dmi.bios.version: R06ET49W (1.23 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20FMS3SQ00
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0J40697 WIN
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: dmi:bvnLENOVO:bvrR06ET49W(1.23):bd03/17/2017:svnLENOVO:pn20FMS3SQ00:pvrThinkPadT460:rvnLENOVO:rn20FMS3SQ00:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
  dmi.product.family: ThinkPad T460
  dmi.product.name: 20FMS3SQ00
  dmi.product.version: ThinkPad T460
  dmi.sys.vendor: LENOVO

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