For searchability / ease, here is the dmesg content after failure: [176880.872168] INFO: task Xorg:2332 blocked for more than 120 seconds. [176880.872178] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [176880.872184] Xorg D ffff88013bc13f40 0 2332 2314 0x00400004 [176880.872194] ffff880120f2dc60 0000000000000082 ffff8801202dae80 ffff880120f2dfd8 [176880.872204] ffff880120f2dfd8 ffff880120f2dfd8 ffffffff81c15440 ffff8801202dae80 [176880.872212] ffff88012fb2d000 ffff88012f626268 ffff88012f221800 0000000000000000 [176880.872220] Call Trace: [176880.872239] [<ffffffff816ca029>] schedule+0x29/0x70 [176880.872322] [<ffffffffa01149f5>] intel_crtc_wait_for_pending_flips+0x75/0xd0 [i915] [176880.872333] [<ffffffff8107dc40>] ? finish_wait+0x80/0x80 [176880.872377] [<ffffffffa0117455>] i9xx_crtc_disable+0x65/0x1c0 [i915] [176880.872422] [<ffffffffa011c9ef>] intel_crtc_update_dpms+0x6f/0xa0 [i915] [176880.872467] [<ffffffffa011caca>] intel_encoder_dpms+0x1a/0x30 [i915] [176880.872511] [<ffffffffa011efa8>] intel_connector_dpms+0x38/0x70 [i915] [176880.872558] [<ffffffffa0015990>] drm_mode_obj_set_property_ioctl+0x330/0x340 [drm] [176880.872595] [<ffffffffa00159d0>] drm_mode_connector_property_set_ioctl+0x30/0x40 [drm] [176880.872628] [<ffffffffa0004559>] drm_ioctl+0x4e9/0x5b0 [drm] [176880.872668] [<ffffffffa00159a0>] ? drm_mode_obj_set_property_ioctl+0x340/0x340 [drm] [176880.872679] [<ffffffff8114a1bd>] ? kzfree+0x2d/0x30 [176880.872689] [<ffffffff8117c88d>] ? kfree+0xdd/0x110 [176880.872699] [<ffffffff81085c1a>] ? lg_local_unlock+0x1a/0x20 [176880.872707] [<ffffffff811b2e19>] ? mntput_no_expire+0x49/0x160 [176880.872716] [<ffffffff811a5969>] do_vfs_ioctl+0x99/0x570 [176880.872725] [<ffffffff811956be>] ? ____fput+0xe/0x10 [176880.872734] [<ffffffff8107a0dc>] ? task_work_run+0xac/0xe0 [176880.872741] [<ffffffff811a5ed1>] sys_ioctl+0x91/0xb0 [176880.872751] [<ffffffff816d37dd>] system_call_fastpath+0x1a/0x1f
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1182954 Title: [gen4 mesa] GPU hang Status in “xserver-xorg-video-intel” package in Ubuntu: New Bug description: I upgraded to saucy yesterday, rebooted, and within 30 minutes of use, X hung on me. It seemed like it might be a regression of bug 1097315 which occurred during raring, so I booted into a raring kernel. This bug report is occuring with the raring kernel (3.8.0-21-generic). ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: xserver-xorg-core 2:1.13.3-0ubuntu9 ProcVersionSignature: Ubuntu 3.8.0-21.32-generic 3.8.8 Uname: Linux 3.8.0-21-generic x86_64 ApportVersion: 2.10.1-0ubuntu1 Architecture: amd64 CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,snap,commands,mousepoll,grid,move,place,imgpng,session,vpswitch,resize,regex,gnomecompat,unitymtgrabhandles,wall,resizeinfo,animation,workarounds,fade,scale,expo,ezoom,unityshell] Date: Wed May 22 11:51:46 2013 DistUpgraded: 2013-05-20 08:14:41,880 DEBUG openCache() DistroCodename: saucy DistroVariant: ubuntu EcryptfsInUse: Yes ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:20e4] Subsystem: Lenovo Device [17aa:20e4] InstallationDate: Installed on 2011-10-19 (581 days ago) InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012) MachineType: LENOVO 7417CTO MarkForUpload: True PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-21-generic root=UUID=f9832678-e9fb-41c5-8edb-5edd5200ed0a ro quiet splash vt.handoff=7 SourcePackage: xorg-server UpgradeStatus: Upgraded to saucy on 2013-05-20 (2 days ago) dmi.bios.date: 12/06/2010 dmi.bios.vendor: LENOVO dmi.bios.version: 7UET91WW (3.21 ) dmi.board.name: 7417CTO 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:bvr7UET91WW(3.21):bd12/06/2010:svnLENOVO:pn7417CTO:pvrThinkPadT400:rvnLENOVO:rn7417CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 7417CTO dmi.product.version: ThinkPad T400 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.9~daily13.04.18.1~13.04-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.45-1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.1.1-0ubuntu3 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 9.1.1-0ubuntu3 version.xserver-xorg-core: xserver-xorg-core 2:1.13.3-0ubuntu9 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2b2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.6-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.7-0ubuntu1 xserver.bootTime: Mon May 20 10:49:10 2013 xserver.configfile: default xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.13.3-0ubuntu9 xserver.video_driver: intel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1182954/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
