[Bug 1763697] Re: plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Fri Apr 13 12:10:17 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 Security to Public Security

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1763697

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  often encountered with this bug..................

  ProblemType: Crash
  DistroRelease: Ubuntu 18.04
  Package: plymouth 0.9.3-1ubuntu6
  ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15
  Uname: Linux 4.15.0-15-generic x86_64
  ApportVersion: 2.20.9-0ubuntu4
  Architecture: amd64
  CrashCounter: 1
  Date: Fri Apr 13 17:28:36 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-04-07 (5 days ago)
  InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 004: ID 05c6:f00e Qualcomm, Inc. 
   Bus 001 Device 003: ID 10c4:8103 Cygnal Integrated Products, Inc. 
   Bus 001 Device 002: ID 0101:0007  
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Gigabyte Technology Co., Ltd. B85M-D3H
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-15-generic root=UUID=4d15e707-d434-4c30-8cbe-01af91490ed2 ro quiet splash vt.handoff=1
  ProcCmdline: @sbin/plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
  ProcEnviron:
   LANG=en_IN
   LANGUAGE=en_IN:en
   PATH=(custom, no user)
  ProcFB: 0 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-15-generic root=UUID=4d15e707-d434-4c30-8cbe-01af91490ed2 ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7fdbd6444480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7fdbd6444480) ok
   source "$0x1" ok
   destination "(%rdi)" (0x200000008) 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_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: Upgraded to bionic on 2018-04-07 (5 days ago)
  UserGroups:

  dmi.bios.date: 06/19/2014
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: FB
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: B85M-D3H
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: x.x
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrFB:bd06/19/2014:svnGigabyteTechnologyCo.,Ltd.:pnB85M-D3H:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnB85M-D3H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.family: To be filled by O.E.M.
  dmi.product.name: B85M-D3H
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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