[Bug 750405] Re: plymouthd crashed with SIGSEGV in ply_trigger_add_handler()

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** Tags added: saucy

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https://bugs.launchpad.net/bugs/750405

Title:
  plymouthd crashed with SIGSEGV in ply_trigger_add_handler()

Status in “plymouth” package in Ubuntu:
  Confirmed

Bug description:
  Binary package hint: plymouth

  Empty screen after login into Unity session! Work only right mouse
  button menu.

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: plymouth 0.8.2-2ubuntu21
  ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
  Uname: Linux 2.6.38-7-generic i686
  NonfreeKernelModules: fglrx
  Architecture: i386
  Date: Sun Apr  3 11:17:10 2011
  DefaultPlymouth: /lib/plymouth/themes/ubuntu-logo/ubuntu-logo.plymouth
  ExecutablePath: /sbin/plymouthd
  InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.1)
  MachineType: Gigabyte Technology Co., Ltd. GA-MA785G-UD3H
  ProcCmdline: /sbin/plymouthd --mode=boot --attach-to-session
  ProcEnviron: PATH=(custom, no user)
  ProcFB:
   
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic root=UUID=9bef9685-c9c9-4388-804f-4e008b0e40fd ro quiet splash elevator=noop vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x83cfa8 <ply_trigger_add_handler+56>:	mov    (%eax),%eax
   PC (0x0083cfa8) ok
   source "(%eax)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%eax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: plymouth
  StacktraceTop:
   ply_trigger_add_handler () from /lib/libply.so.2
   ?? ()
   ?? ()
   ply_event_loop_process_pending_events () from /lib/libply.so.2
   ply_event_loop_run () from /lib/libply.so.2
  TextPlymouth: /lib/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
  Title: plymouthd crashed with SIGSEGV in ply_trigger_add_handler()
  UpgradeStatus: Upgraded to natty on 2011-04-03 (1 days ago)
  UserGroups:
   
  dmi.bios.date: 09/06/2010
  dmi.bios.vendor: Award Software International, Inc.
  dmi.bios.version: F5g
  dmi.board.name: GA-MA785G-UD3H
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF5g:bd09/06/2010:svnGigabyteTechnologyCo.,Ltd.:pnGA-MA785G-UD3H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-MA785G-UD3H:rvr:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
  dmi.product.name: GA-MA785G-UD3H
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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