[Bug 1763729] [NEW] plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Fri Apr 13 14:13:07 UTC 2018

Public bug reported:

Crashes on startup. Maybe similar to #927636, but that's for 12.04,
while this was on 18.04

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
CrashCounter: 1
Date: Fri Apr 13 09:06:32 2018
DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2018-04-07 (6 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Beta amd64 (20180404)
MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=dd9ceeab-5f70-4159-8458-4d23eb73a2e4 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 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=dd9ceeab-5f70-4159-8458-4d23eb73a2e4 ro quiet splash vt.handoff=1
SegvAnalysis:
 Segfault happened at: 0x7f779e6f9480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
 PC (0x7f779e6f9480) ok
 source "$0x1" ok
 destination "(%rdi)" (0x61632f6d72642f30) 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: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 07/19/2017
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P3.00
dmi.board.name: X370 Gaming-ITX/ac
dmi.board.vendor: ASRock
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP3.00:bd07/19/2017:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnX370Gaming-ITX/ac:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.family: To Be Filled By O.E.M.
dmi.product.name: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: To Be Filled By O.E.M.

** Affects: plymouth (Ubuntu)
     Importance: Undecided
         Status: New

** Tags: amd64 apport-crash bionic indeed need-amd64-retrace

** Information type changed from Private to Public

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https://bugs.launchpad.net/bugs/1763729

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in plymouth package in Ubuntu:
  New

Bug description:
  Crashes on startup. Maybe similar to #927636, but that's for 12.04,
  while this was on 18.04

  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
  CrashCounter: 1
  Date: Fri Apr 13 09:06:32 2018
  DefaultPlymouth: /usr/share/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2018-04-07 (6 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Beta amd64 (20180404)
  MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=dd9ceeab-5f70-4159-8458-4d23eb73a2e4 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 amdgpudrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=dd9ceeab-5f70-4159-8458-4d23eb73a2e4 ro quiet splash vt.handoff=1
  SegvAnalysis:
   Segfault happened at: 0x7f779e6f9480 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7f779e6f9480) ok
   source "$0x1" ok
   destination "(%rdi)" (0x61632f6d72642f30) 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: No upgrade log present (probably fresh install)
  UserGroups:

  dmi.bios.date: 07/19/2017
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: P3.00
  dmi.board.name: X370 Gaming-ITX/ac
  dmi.board.vendor: ASRock
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: To Be Filled By O.E.M.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP3.00:bd07/19/2017:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnX370Gaming-ITX/ac:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.family: To Be Filled By O.E.M.
  dmi.product.name: To Be Filled By O.E.M.
  dmi.product.version: To Be Filled By O.E.M.
  dmi.sys.vendor: To Be Filled By O.E.M.

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