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[bugbot <579687@xxxxxxxxxxxxxxxxxx>]

** Description changed:

  Binary package hint: xorg
  
  After upgrading Ubuntu to 10.04 xorg randomly freezes (after few
  minutes/hour). Keyboard, mouse even power button is not working.
  Computer is available through ssh.
  
  Interesting part of kernel log:
  
  [ 7200.332144] INFO: task i915:282 blocked for more than 120 seconds.
  [ 7200.332154] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
  [ 7200.332161] i915          D 00001258     0   282      2 0x00000000
  [ 7200.332174]  f6a73ed0 00000046 00000800 00001258 00000000 c0846740 f6aa291c c0846740
  [ 7200.332193]  02478fc5 00000659 c0846740 c0846740 f6aa291c c0846740 c0846740 ef6bda40
  [ 7200.332210]  0247716f 00000659 f6aa2670 f689f814 f689f818 ffffffff f6a73efc c058a556
  [ 7200.332228] Call Trace:
  [ 7200.332247]  [<c058a556>] __mutex_lock_slowpath+0xc6/0x130
  [ 7200.332256]  [<c058a475>] mutex_lock+0x25/0x40
  [ 7200.332326]  [<f82f9673>] intel_idle_update+0x33/0x180 [i915]
  [ 7200.332338]  [<c013eff3>] ? finish_task_switch+0x43/0xc0
  [ 7200.332347]  [<c058955c>] ? schedule+0x44c/0x840
  [ 7200.332386]  [<f82ea307>] ? i915_gem_retire_work_handler+0x67/0x80 [i915]
  [ 7200.332398]  [<c016369e>] run_workqueue+0x8e/0x150
  [ 7200.332440]  [<f82f9640>] ? intel_idle_update+0x0/0x180 [i915]
  [ 7200.332450]  [<c01637e4>] worker_thread+0x84/0xe0
  [ 7200.332460]  [<c0167740>] ? autoremove_wake_function+0x0/0x50
  [ 7200.332470]  [<c0163760>] ? worker_thread+0x0/0xe0
  [ 7200.332478]  [<c01674b4>] kthread+0x74/0x80
  [ 7200.332487]  [<c0167440>] ? kthread+0x0/0x80
  [ 7200.332497]  [<c0104087>] kernel_thread_helper+0x7/0x10
  [ 7200.332531] INFO: task Xorg:1073 blocked for more than 120 seconds.
  [ 7200.332537] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
  [ 7200.332544] Xorg          D 0001abd9     0  1073   1017 0x00400004
  [ 7200.332555]  f0a77e14 00203082 c04b8f00 0001abd9 00000000 c0846740 f096b5ec c0846740
  [ 7200.332573]  ead96d58 00000658 c0846740 c0846740 f096b5ec c0846740 c0846740 f236ea80
  [ 7200.332590]  ead71b69 00000658 f096b340 f689f814 f689f818 ffffffff f0a77e40 c058a556
  [ 7200.332608] Call Trace:
  [ 7200.332618]  [<c04b8f00>] ? skb_dequeue+0x50/0x70
  [ 7200.332629]  [<c058a556>] __mutex_lock_slowpath+0xc6/0x130
  [ 7200.332638]  [<c058a475>] mutex_lock+0x25/0x40
  [ 7200.332677]  [<f82e9a65>] i915_gem_madvise_ioctl+0x45/0x120 [i915]
  [ 7200.332722]  [<f81c67cd>] drm_ioctl+0x25d/0x3e0 [drm]
  [ 7200.332763]  [<f82e9a20>] ? i915_gem_madvise_ioctl+0x0/0x120 [i915]
  [ 7200.332783]  [<c058b5ef>] ? _spin_lock_irqsave+0x2f/0x50
  [ 7200.332793]  [<c0167740>] ? autoremove_wake_function+0x0/0x50
  [ 7200.332806]  [<c02f4414>] ? security_file_permission+0x14/0x20
  [ 7200.332837]  [<f81c6570>] ? drm_ioctl+0x0/0x3e0 [drm]
  [ 7200.332854]  [<c0216231>] vfs_ioctl+0x21/0x90
  [ 7200.332863]  [<c0216519>] do_vfs_ioctl+0x79/0x310
  [ 7200.332871]  [<c0216817>] sys_ioctl+0x67/0x80
  [ 7200.332880]  [<c01033ec>] syscall_call+0x7/0xb
  
  It seems to be connected with Bug #574336.
  
  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: xorg 1:7.5+5ubuntu1
  ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
  Uname: Linux 2.6.32-22-generic i686
  Architecture: i386
  Date: Wed May 12 23:38:59 2010
  DkmsStatus: virtualbox-ose, 3.1.6, 2.6.32-22-generic, i686: installed
  EcryptfsInUse: Yes
  InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
  MachineType: FUJITSU SIEMENS AMILO Pro V3205
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic root=UUID=54c2d760-2585-443b-8a2d-a3e1548cab6d ro quiet splash
  ProcEnviron:
   LANG=cs_CZ.UTF-8
   SHELL=/bin/bash
  SourcePackage: xorg
  dmi.bios.date: 02/14/2007
  dmi.bios.vendor: Phoenix
  dmi.bios.version: 1.20
  dmi.board.name: 10AD
  dmi.board.vendor: FUJITSU
  dmi.board.version: 3D51
  dmi.chassis.type: 10
  dmi.chassis.vendor: FUJITSU SIEMENS
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenix:bvr1.20:bd02/14/2007:svnFUJITSUSIEMENS:pnAMILOProV3205:pvrRev1:rvnFUJITSU:rn10AD:rvr3D51:cvnFUJITSUSIEMENS:ct10:cvrN/A:
  dmi.product.name: AMILO Pro V3205
  dmi.product.version: Rev 1
  dmi.sys.vendor: FUJITSU SIEMENS
  system:
   distro:             Ubuntu
   codename:           lucid
   architecture:       i686
   kernel:             2.6.32-22-generic
+ 
+ [lspci]
+ 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller [8086:27a2] (rev 03)
+     	Subsystem: Fujitsu Technology Solutions Device [1734:10ad]

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https://bugs.launchpad.net/bugs/579687

Title:
  [i945gm] Xorg freezes