compiz crashed with SIGSEGV in nux::WindowCompositor::FindKeyFocusArea()

Bug #845873 reported by Tony Themelis on 2011-09-09
This bug affects 47 people
Affects Status Importance Assigned to Milestone
Fix Released
Fix Released
Jay Taoko
nux (Ubuntu)
Jay Taoko
Jay Taoko
unity (Ubuntu)

Bug Description

Running Oneiric on a lenovo T61 laptop. Using Cisco AnyConnect client, and Remmina to connect via RDP to a work computer. The screen/mouse/keyboard froze for a few minutes and then I got the window that compiz crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: libnux-1.0-0 1.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
Uname: Linux 3.0.0-10-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.22.1-0ubuntu2
Architecture: amd64
Date: Fri Sep 9 14:06:48 2011
Disassembly: => 0xffffff9cffffff9c: Cannot access memory at address 0xffffff9cffffff9c
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110826.1)
ProcCmdline: compiz
 PATH=(custom, no user)
 Segfault happened at: 0xffffff9cffffff9c: Cannot access memory at address 0xffffff9cffffff9c
 PC (0xffffff9cffffff9c) not located in a known VMA region (needed executable region)!
SegvReason: executing unknown VMA
Signal: 11
SourcePackage: nux
 ?? ()
 nux::WindowCompositor::FindKeyFocusArea(nux::NuxEventType, unsigned int, unsigned int, nux::InputArea**, nux::BaseWindow**) () from /usr/lib/
 nux::WindowCompositor::KeyboardEventCycle(nux::Event&) () from /usr/lib/
 nux::WindowCompositor::ProcessEvent(nux::Event&) () from /usr/lib/
 nux::WindowThread::ProcessForeignEvent(_XEvent*, void*) () from /usr/lib/
Title: compiz crashed with SIGSEGV in nux::WindowCompositor::FindKeyFocusArea()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

Tony Themelis (tony-athemelis) wrote :

 ?? ()
 nux::WindowCompositor::FindKeyFocusArea (this=0x2ba09f0, event_type=nux::NUX_KEYDOWN, key_symbol=65361, special_keys_state=786432, key_focus_area=0x7fffc0e2a0f8, window=0x7fffc0e2a100) at ./WindowCompositor.cpp:796
 nux::WindowCompositor::KeyboardEventCycle (this=0x2ba09f0, event=...) at ./WindowCompositor.cpp:886
 nux::WindowCompositor::ProcessEvent (this=0x2ba09f0, event=...) at ./WindowCompositor.cpp:1026
 nux::WindowThread::ProcessForeignEvent (this=0x27e2160, xevent=0x7fffc0e2acd0, data=<optimized out>) at ./WindowThread.cpp:1748

Changed in nux (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
Changed in nux (Ubuntu):
status: New → Confirmed
Omer Akram (om26er) on 2011-09-11
visibility: private → public
Tobias Bradtke (webwurst) wrote :

I tried some keyboard-shortcuts quickly. Compiz crashed and restarted.
(..and now I have a rectangular zoom-area around the mouse curser ;)

C de-Avillez (hggdh2) wrote :

Setting Triaged/High, assigining to the Desktop team, milestoning.

Changed in nux (Ubuntu):
importance: Medium → High
status: Confirmed → Triaged
assignee: nobody → Canonical Desktop Experience Team (canonical-dx-team)
milestone: none → ubuntu-11.10-beta-2
Jeremy (jeremy-kerneltrap) wrote :

This happens any time I switch between desktops quickly...

Jason Warner (jasoncwarner) wrote :

I got this when I was trying to switch my desktop as well. Attaching log.

PGScooter (pgscooter) wrote :

Same, just trying to switch desktops. This happens occasionally but at least no data is lost.

userdce (userdce) wrote :

I was using Alt+Tab to switch among windows and Compiz crashed

Dave Walker (davewalker) on 2011-09-23
Changed in nux (Ubuntu):
milestone: ubuntu-11.10-beta-2 → ubuntu-11.10
tags: added: rls-mgr-o-tracking
David Barth (dbarth) on 2011-09-23
Changed in nux (Ubuntu Oneiric):
assignee: Canonical Desktop Experience Team (canonical-dx-team) → Jay Taoko (jaytaoko)
Changed in unity:
assignee: nobody → Jay Taoko (jaytaoko)
importance: Undecided → High
status: New → Triaged
milestone: none → 4.18.0
Didier Roche (didrocks) on 2011-09-26
Changed in unity:
milestone: 4.18.0 → 4.20.0
Neil J. Patel (njpatel) on 2011-09-29
Changed in unity:
status: Triaged → Fix Committed
Changed in nux (Ubuntu Oneiric):
status: Triaged → Fix Committed
Didier Roche (didrocks) on 2011-09-29
Changed in nux:
status: New → Fix Released
Changed in unity:
status: Fix Committed → Fix Released
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package nux - 1.14.0-0ubuntu1

nux (1.14.0-0ubuntu1) oneiric; urgency=low

  * New upstream release.
    - compiz crashed with SIGSEGV in nux::WindowCompositor::FindKeyFocusArea()
      (LP: #845873)
    - compiz crashed with SIGSEGV in sigc::signal_base::impl() (LP: #831769)
    - can't maximize windows on second monitor and Qt windows displayed in
      wrong place (LP: #861341)
    - Dash - Dash should support drag and drop to external applications
      (LP: #857431)
    - Dash - When the Dash is re-opened and statefully displaying a previous
      query, it should be possible to add to the query by pressing the 'right
      arrow cursor key' (LP: #841828)
    - blacklist old geforce fx cards for unity-3d (LP: #769402)
  * debian/control:
    - build-dep on libxinerama-dev
 -- Didier Roche <email address hidden> Thu, 29 Sep 2011 18:46:45 +0200

Changed in nux (Ubuntu Oneiric):
status: Fix Committed → Fix Released
Changed in unity (Ubuntu):
status: New → Fix Released
Rolf Leggewie (r0lf) wrote :

oneiric has seen the end of its life and is no longer receiving any updates. Marking the oneiric task for this ticket as "Won't Fix".

Changed in unity (Ubuntu Oneiric):
status: New → Won't Fix
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