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[Bug 711850] Re: Xorg crashed with SIGSEGV in _start()

 

** Description changed:

  Testing Natty pre Alpha 2 20110201.1
+ 
+ #0  XISendDeviceHierarchyEvent (flags=0xbfdc212c)
+     at ../../Xi/xichangehierarchy.c:73
+ 	ev = (xXIHierarchyEvent *) 0x0
+ 	info = <value optimized out>
+ 	dummyDev = {public = {devicePrivate = 0x0, processInputProc = 0, 
+     realInputProc = 0, enqueueInputProc = 0, on = 0}, next = 0x0, 
+   startup = 0, deviceProc = 0, inited = 0, enabled = 0, coreEvents = 0, 
+   deviceGrab = {grabTime = {months = 0, milliseconds = 0}, 
+     fromPassiveGrab = 0, implicitGrab = 0, activeGrab = {next = 0x0, 
+       resource = 0, device = 0x0, window = 0x0, ownerEvents = 0, 
+       keyboardMode = 0, pointerMode = 0, grabtype = GRABTYPE_CORE, 
+       type = 0 '\0', modifiersDetail = {exact = 0, pMask = 0x0}, 
+       modifierDevice = 0x0, detail = {exact = 0, pMask = 0x0}, 
+       confineTo = 0x0, cursor = 0x0, eventMask = 0, deviceMask = 0, 
+       xi2mask = {"\000\000" <repeats 42 times>}}, grab = 0x0, 
+     activatingKey = 0 '\0', ActivateGrab = 0, DeactivateGrab = 0, sync = {
+       frozen = 0, state = 0, other = 0x0, event = 0x0}}, type = 0, 
+   xinput_type = 0, name = 0x0, id = 0, key = 0x0, valuator = 0x0, 
+   button = 0x0, focus = 0x0, proximity = 0x0, absolute = 0x0, kbdfeed = 0x0, 
+   ptrfeed = 0x0, intfeed = 0x0, stringfeed = 0x0, bell = 0x0, leds = 0x0, 
+   xkb_interest = 0x0, config_info = 0x0, unused_classes = 0x0, 
+   saved_master_id = 0, devPrivates = 0x0, unwrapProc = 0, spriteInfo = 0x0, 
+   u = {master = 0x0, lastSlave = 0x0}, last = {valuators = {
+       0 <repeats 36 times>}, remainder = {0 <repeats 36 times>}, 
+     numValuators = 0, slave = 0x0}, properties = {properties = 0x0, 
+     handlers = 0x0}, transform = {m = {{0, 0, 0}, {0, 0, 0}, {0, 
+         1.2314192865324756e-287, 2.1792897496856476e-311}}}, 
+   xtest_master_id = 139163832}
+ 	dev = <value optimized out>
+ 	i = <value optimized out>
+ #1  0x08085b04 in DisableDevice (dev=0x8578a98, sendevent=1 '\001')
+     at ../../dix/devices.c:810
+ 	prev = <value optimized out>
+ 	other = <value optimized out>
+ 	enabled = 0 '\0'
+ 	flags = {0, 0, 0, 0, 128, 0 <repeats 35 times>}
+ #2  0xbfdc212c in ?? ()
+ No symbol table info available.
+ Backtrace stopped: previous frame inner to this frame (corrupt stack?)
  
  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu1
  ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
  Uname: Linux 2.6.38-1-generic i686
  Architecture: i386
  DRM.card0.LVDS.1:
-  status: connected
-  enabled: enabled
-  dpms: On
-  modes: 1024x600 1024x600
-  edid-base64: AP///////wANrwkCAAAAAB8SAQOQFQx4CrmFlVxZlScbUFQAAAABAQEBAQEBAQEBAQEBAQEB2xMAKEFYKiBRNlcAw3EAAAAaPQ0AKEFYKiBRNlcAw3EAAAAaAAAA/gBLODYySIFOMDg5TDYKAAAAAAAAAAAAAAAAAAEBCiAgAKU=
+  status: connected
+  enabled: enabled
+  dpms: On
+  modes: 1024x600 1024x600
+  edid-base64: AP///////wANrwkCAAAAAB8SAQOQFQx4CrmFlVxZlScbUFQAAAABAQEBAQEBAQEBAQEBAQEB2xMAKEFYKiBRNlcAw3EAAAAaPQ0AKEFYKiBRNlcAw3EAAAAaAAAA/gBLODYySIFOMDg5TDYKAAAAAAAAAAAAAAAAAAEBCiAgAKU=
  DRM.card0.VGA.1:
-  status: disconnected
-  enabled: disabled
-  dpms: Off
-  modes: 
-  edid-base64:
+  status: disconnected
+  enabled: disabled
+  dpms: Off
+  modes:
+  edid-base64:
  Date: Wed Feb  2 14:14:51 2011
  DistUpgraded: Fresh install
  DistroCodename: natty
  DistroVariant: ubuntu
  ExecutablePath: /usr/bin/Xorg
  GdmLog1: Not present
  GdmLog2: Not present
  GraphicsCard:
-  Subsystem: Dell Device [1028:02b0]
-    Subsystem: Dell Device [1028:02b0]
+  Subsystem: Dell Device [1028:02b0]
+    Subsystem: Dell Device [1028:02b0]
  LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110201.1)
  MachineType: Dell Inc. Inspiron 910
  ProcCmdline: X -br -ac -noreset -nolisten tcp -nr vt7 :0
  ProcEnviron:
-  LANGUAGE=
-  PATH=(custom, no user)
-  LANG=en_US.UTF-8
+  LANGUAGE=
+  PATH=(custom, no user)
+  LANG=en_US.UTF-8
  ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
  ProcKernelCmdLine_: BOOT_IMAGE=/casper/vmlinuz noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
  SegvAnalysis:
-  Segfault happened at: 0x813be3e:	movb   $0x23,(%eax)
-  PC (0x0813be3e) ok
-  source "$0x23" ok
-  destination "(%eax)" (0x00000000) not located in a known VMA region (needed writable region)!
+  Segfault happened at: 0x813be3e:	movb   $0x23,(%eax)
+  PC (0x0813be3e) ok
+  source "$0x23" ok
+  destination "(%eax)" (0x00000000) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11
  SourcePackage: xorg-server
  StacktraceTop:
-  ?? () from /usr/lib/xorg/modules/drivers/intel_drv.so
-  ?? ()
-  ?? ()
-  _start ()
+  ?? () from /usr/lib/xorg/modules/drivers/intel_drv.so
+  ?? ()
+  ?? ()
+  _start ()
  Title: Xorg crashed with SIGSEGV in _start()
  UserGroups:
-  
+ 
  dmi.bios.date: 03/05/2009
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A05
  dmi.board.name: CN0J14
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: A05
  dmi.modalias: dmi:bvnDellInc.:bvrA05:bd03/05/2009:svnDellInc.:pnInspiron910:pvrA05:rvnDellInc.:rnCN0J14:rvrA05:cvnDellInc.:ct8:cvrA05:
  dmi.product.name: Inspiron 910
  dmi.product.version: A05
  dmi.sys.vendor: Dell Inc.
  version.libdrm2: libdrm2 2.4.23-1ubuntu3
  version.libgl1-mesa-glx: libgl1-mesa-glx 7.10-1ubuntu1
  version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.13.2+git20110124.fadee040-0ubuntu4
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-1ubuntu5
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu4

** Summary changed:

- Xorg crashed with SIGSEGV in _start()
+ Xorg crashed with SIGSEGV in DisableDevice (dev=0x8578a98, sendevent=1 '\001')

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https://bugs.launchpad.net/bugs/711850

Title:
  Xorg crashed with SIGSEGV in DisableDevice (dev=0x8578a98, sendevent=1
  '\001')