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[Bug 736901] [NEW] Xorg crashed with SIGSEGV in DevHasCursor()

 

Public bug reported:

happens after unplugging the joystick (with -joystick installed).

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-core 2:1.9.99.902-2ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-6.34-generic-pae 2.6.38-rc7
Uname: Linux 2.6.38-6-generic-pae i686
Architecture: i386
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1024x768 1024x768 1024x768 800x600 640x480
 edid-base64: AP///////wAwrgBAAAAAAAAPAQOAGRJ46u11kVdPiyYhUFQhCAABAQEBAQEBAQEBAQEBAQEBKBUAQEEAJjAYiDYA9rkAAAAY7RAAQEEAJjAYiDYA9rkAAAAYAAAADwBhQzJhQygPAQBMo1hKAAAA/gBMVE4xMjFYSi1MMDcKAAA=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes: 
 edid-base64:
Date: Thu Mar 17 16:41:46 2011
DistUpgraded: Log time: 2011-01-03 18:06:42.375527
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus:
 virtualbox-ose, 4.0.4, 2.6.38-6-generic, i686: installed 
 virtualbox-ose, 4.0.4, 2.6.38-6-generic-pae, i686: installed
ExecutablePath: /usr/bin/Xorg
GraphicsCard:
 Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (primary) [8086:2a02] (rev 0c) (prog-if 00 [VGA controller])
   Subsystem: Lenovo T61 [17aa:20b5]
   Subsystem: Lenovo T61 [17aa:20b5]
MachineType: LENOVO 7674E68
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdline: /usr/bin/X :0 -br -verbose -auth /var/run/gdm/auth-for-gdm-5RoirI/database -nolisten tcp
ProcEnviron:
 LANG=fi_FI.UTF-8
 LANGUAGE=fi_FI:fi:en_GB:en
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-6-generic-pae root=UUID=fc3a8330-a2b0-4b18-9f6c-4157157753b8 ro crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7
ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-6-generic-pae root=UUID=fc3a8330-a2b0-4b18-9f6c-4157157753b8 ro crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7
Renderer: Unknown
SegvAnalysis:
 Segfault happened at: 0x80775cd <DevHasCursor+13>:	mov    0x4(%eax),%eax
 PC (0x080775cd) ok
 source "0x4(%eax)" (0x00000004) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: xorg-server
StacktraceTop:
 DevHasCursor (pDev=0xa34fd00) at ../../dix/events.c:295
 RemoveDevice (dev=0xa34fd00, sendevent=1 '\001') at ../../dix/devices.c:1069
 DeleteInputDeviceRequest (pDev=0xa34fd00) at ../../../../hw/xfree86/common/xf86Xinput.c:961
 xf86DisableDevice (dev=0xa34fd00, panic=1) at ../../../../hw/xfree86/common/xf86Xinput.c:1444
 ?? () from /usr/lib/xorg/modules/input/joystick_drv.so
Title: Xorg crashed with SIGSEGV in DevHasCursor()
UpgradeStatus: Upgraded to natty on 2011-02-02 (43 days ago)
UserGroups:
 
dmi.bios.date: 04/18/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 7NETB2WW (2.12 )
dmi.board.name: 7674E68
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr7NETB2WW(2.12):bd04/18/2008:svnLENOVO:pn7674E68:pvrThinkPadX61:rvnLENOVO:rn7674E68:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 7674E68
dmi.product.version: ThinkPad X61
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.4-0ubuntu4
version.libdrm2: libdrm2 2.4.23-1ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu2
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu11
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A

** Affects: xorg-server (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-crash compiz-0.9 i386 natty ubuntu

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https://bugs.launchpad.net/bugs/736901

Title:
  Xorg crashed with SIGSEGV in DevHasCursor()



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References