compiz crashed with SIGSEGV in PanelMenuView::ProcessEvent()

[Victor Vargas]

Binary package hint: compiz

I had a gnome-terminal in full screen mode running into a unity3d session and when I tried to drag one of my tabs from his- location suddenly compiz crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.4git20110322-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic-pae 2.6.38
Uname: Linux 2.6.38-7-generic-pae i686
Architecture: i386
CheckboxSubmission: efdd3a482986e933e1b92893bbb7c33b
CheckboxSystem: 2a6f54df59af338184485e85cbcf0d32
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: compiz
CurrentDmesg: Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied
DRM.card0.DIN.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.VGA.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1440x900 1280x1024 1280x1024 1440x900 1152x864 1024x768 1024x768 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 640x480 720x400
 edid-base64: AP///////wAQrAXwUzlHMjERAQNoKRp47sElo1ZLmScRUFS/74CVAHFPgYCVDwEBAQEBAQEBmimg0FGEIjBQmDYAmP8QAAAcAAAA/QA4Sx5TDgAKICAgICAgAAAA/wBSVzE5NTdDNTJHOVMKAAAA/ABERUxMIEUxOThXRlAKAAY=
Date: Mon Mar 28 15:58:35 2011
Disassembly: => 0x0: No se puede acceder a la memoria en la dirección 0x0
DistUpgraded: Log time: 2011-03-09 12:46:04.193829
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 ATI Technologies Inc RV710 [Radeon HD 4350] [1002:954f] (prog-if 00 [VGA controller])
   Subsystem: XFX Pine Group Inc. Device [1682:2461]
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
InstallationMedia_: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
MachineType: Dell Inc. Vostro 200
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=es_CL:en
 LANG=es_CL.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic-pae root=UUID=9ab6971d-b14c-4b10-bf02-b36161b8a3a5 ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-7.39-generic-pae 2.6.38
Renderer: Unknown
SegvAnalysis:
 Segfault happened at: 0x0: No se puede acceder a la memoria en la dirección 0x0
 PC (0x00000000) not located in a known VMA region (needed executable region)!
 source "0x0" (0x00000000) not located in a known VMA region (needed readable region)!
SegvReason:
 executing NULL VMA
 reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 ?? ()
 PanelMenuView::ProcessEvent (this=0x89b4e00, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at /build/buildd/unity-3.6.8/src/PanelMenuView.cpp:200
 nux::Layout::ProcessEvent (this=0x8972420, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at ./Layout.cpp:750
 PanelView::ProcessEvent (this=0x896ad98, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at /build/buildd/unity-3.6.8/src/PanelView.cpp:119
 nux::Layout::ProcessEvent (this=0x896abd0, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at ./Layout.cpp:750
Title: compiz crashed with SIGSEGV in PanelMenuView::ProcessEvent()
UpgradeStatus: Upgraded to natty on 2011-03-25 (3 days ago)
UserGroups: admin libvirtd lp lpadmin sudo vboxusers
dmi.bios.date: 12/15/2007
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.0.10
dmi.board.name: 0CU409
dmi.board.vendor: Dell Inc.
dmi.board.version: ���
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: OEM
dmi.modalias: dmi:bvnDellInc.:bvr1.0.10:bd12/15/2007:svnDellInc.:pnVostro200:pvr:rvnDellInc.:rn0CU409:rvr:cvnDellInc.:ct3:cvrOEM:
dmi.product.name: Vostro 200
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.4git20110322-0ubuntu5
version.libdrm2: libdrm2 2.4.23-1ubuntu5
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu11
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6

[Apport retracing service (apport)]

StacktraceTop:
 ?? ()
 PanelMenuView::ProcessEvent (this=0x89b4e00, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at /build/buildd/unity-3.6.8/src/PanelMenuView.cpp:200
 nux::Layout::ProcessEvent (this=0x8972420, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at ./Layout.cpp:750
 PanelView::ProcessEvent (this=0x896ad98, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at /build/buildd/unity-3.6.8/src/PanelView.cpp:119
 nux::Layout::ProcessEvent (this=0x896abd0, ievent=..., TraverseInfo=0, ProcessEventInfo=0) at ./Layout.cpp:750

[Omer Akram (om26er)]

Thanks for the bug report Kamus. This bug has been fixed in nux 0.9.38 so I am marking it as such.

[Victor Vargas (kamus)]

Yes please, just for the record I haven't seen this behaviour again in my fully updated system. Thank you