[Bug 1283613] [NEW] plymouthd crashed with SIGSEGV in script_obj_deref_direct()

[pranith]

Public bug reported:

crash when logging in. No window manager is running

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: plymouth 0.8.8-0ubuntu15
ProcVersionSignature: Ubuntu 3.13.0-11.31-generic 3.13.3
Uname: Linux 3.13.0-11-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.13.2-0ubuntu5
Architecture: amd64
CurrentDmesg:
 [    6.173442] init: plymouth main process (171) killed by SEGV signal
 [    6.173905] init: plymouth-stop pre-start process (977) terminated with status 2
Date: Sat Feb 22 20:02:04 2014
DefaultPlymouth: /lib/plymouth/themes/xubuntu-logo/xubuntu-logo.plymouth
ExecutablePath: /sbin/plymouthd
InstallationDate: Installed on 2014-01-29 (24 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140128)
MachineType: Dell Inc. XPS M1330
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-11-generic root=UUID=7dd1aa96-10cf-4002-9b0a-011d948040d4 ro quiet splash vt.handoff=7
ProcCmdline: @sbin/plymouthd --mode=boot --attach-to-session
ProcEnviron:
 TERM=linux
 PATH=(custom, no user)
ProcFB: 0 nouveaufb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-11-generic root=UUID=7dd1aa96-10cf-4002-9b0a-011d948040d4 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f70e0734430 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
 PC (0x7f70e0734430) ok
 source "$0x1" ok
 destination "(%rdi)" (0x32000000500) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: plymouth
StacktraceTop:
 script_obj_deref_direct () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_obj_as_custom () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_execute_object () from /lib/x86_64-linux-gnu/plymouth/script.so
 script_lib_plymouth_on_boot_progress () from /lib/x86_64-linux-gnu/plymouth/script.so
 ?? () from /lib/x86_64-linux-gnu/libply-splash-core.so.2
TextPlymouth: /lib/plymouth/themes/xubuntu-text/xubuntu-text.plymouth
Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
 
dmi.bios.date: 12/26/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A15
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA15:bd12/26/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: XPS M1330
dmi.sys.vendor: Dell Inc.

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


** Tags: amd64 apport-crash need-amd64-retrace trusty

** Information type changed from Private to Public Security

** Information type changed from Public Security to Public

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https://bugs.launchpad.net/bugs/1283613

Title:
  plymouthd crashed with SIGSEGV in script_obj_deref_direct()

Status in “plymouth” package in Ubuntu:
  New

Bug description:
  crash when logging in. No window manager is running

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: plymouth 0.8.8-0ubuntu15
  ProcVersionSignature: Ubuntu 3.13.0-11.31-generic 3.13.3
  Uname: Linux 3.13.0-11-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.13.2-0ubuntu5
  Architecture: amd64
  CurrentDmesg:
   [    6.173442] init: plymouth main process (171) killed by SEGV signal
   [    6.173905] init: plymouth-stop pre-start process (977) terminated with status 2
  Date: Sat Feb 22 20:02:04 2014
  DefaultPlymouth: /lib/plymouth/themes/xubuntu-logo/xubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationDate: Installed on 2014-01-29 (24 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140128)
  MachineType: Dell Inc. XPS M1330
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-11-generic root=UUID=7dd1aa96-10cf-4002-9b0a-011d948040d4 ro quiet splash vt.handoff=7
  ProcCmdline: @sbin/plymouthd --mode=boot --attach-to-session
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
  ProcFB: 0 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-11-generic root=UUID=7dd1aa96-10cf-4002-9b0a-011d948040d4 ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7f70e0734430 <script_obj_deref_direct>:	cmpl   $0x1,(%rdi)
   PC (0x7f70e0734430) ok
   source "$0x1" ok
   destination "(%rdi)" (0x32000000500) not located in a known VMA region (needed writable region)!
  SegvReason: writing unknown VMA
  Signal: 11
  SourcePackage: plymouth
  StacktraceTop:
   script_obj_deref_direct () from /lib/x86_64-linux-gnu/plymouth/script.so
   script_obj_as_custom () from /lib/x86_64-linux-gnu/plymouth/script.so
   script_execute_object () from /lib/x86_64-linux-gnu/plymouth/script.so
   script_lib_plymouth_on_boot_progress () from /lib/x86_64-linux-gnu/plymouth/script.so
   ?? () from /lib/x86_64-linux-gnu/libply-splash-core.so.2
  TextPlymouth: /lib/plymouth/themes/xubuntu-text/xubuntu-text.plymouth
  Title: plymouthd crashed with SIGSEGV in script_obj_deref_direct()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  dmi.bios.date: 12/26/2008
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A15
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA15:bd12/26/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct8:cvr:
  dmi.product.name: XPS M1330
  dmi.sys.vendor: Dell Inc.

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